35 results on '"Hofman, Karen"'
Search Results
2. Identifying pregnant and postpartum women’s priorities for enhancing nutrition support through social needs programmes in a resource-constrained urban community in South Africa
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Erzse, Agnes, Desmond, Chris, Hofman, Karen, Barker, Mary, and Christofides, Nicola Joan
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- 2024
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3. Cost-effectiveness of dental caries prevention strategies in South African schools
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Boachie, Micheal Kofi, Molete, Mpho, Hofman, Karen, and Thsehla, Evelyn
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- 2023
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4. Participatory prioritisation of interventions to improve primary school food environments in Gauteng, South Africa
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Erzse, Agnes, Karim, Safura Abdool, Rwafa-Ponela, Teurai, Kruger, Petronell, Hofman, Karen, Foley, Louise, Oni, Tolu, and Goldstein, Susan
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- 2023
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5. Industry strategies in the parliamentary process of adopting a sugar-sweetened beverage tax in South Africa: a systematic mapping
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Abdool Karim, Safura, Kruger, Petronell, and Hofman, Karen
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- 2020
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6. Moving towards social inclusion: Engaging rural voices in priority setting for health.
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Tugendhaft, Aviva, Christofides, Nicola, Stacey, Nicholas, Kahn, Kathleen, Erzse, Agnes, Danis, Marion, Gold, Marthe, and Hofman, Karen
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HEALTH policy ,MEDICAL information storage & retrieval systems ,RURAL conditions ,PSYCHOLOGICAL vulnerability ,MEDICAL care ,UNIVERSAL healthcare ,MANN Whitney U Test ,DECISION making ,DESCRIPTIVE statistics ,RURAL health ,DATA analysis software ,SOCIODEMOGRAPHIC factors ,SOCIAL integration ,HEALTH planning - Abstract
Background: Achieving universal health coverage (UHC) in the context of limited resources will require prioritising the most vulnerable and ensuring health policies and services are responsive to their needs. One way of addressing this is through the engagement of marginalised voices in the priority setting process. Public engagement approaches that enable group level deliberation as well as individual level preference capturing might be valuable in this regard, but there are limited examples of their practical application, and gaps in understanding their outcomes, especially with rural populations. Objective: To address this gap, we implemented a modified priority setting tool (Choosing All Together—CHAT) that enables individuals and groups to make trade‐offs to demonstrate the type of health services packages that may be acceptable to a rural population. The paper presents the findings from the individual choices as compared to the group choices, as well as the differences among the individual choices using this tool. Methods: Participants worked in groups and as individuals to allocate stickers representing the available budget to different health topics and interventions using the CHAT tool. The allocations were recorded at each stage of the study. We calculated the median and interquartile range across study participants for the topic totals. To examine differences in individual choices, we performed Wilcoxon rank sum tests. Results: The results show that individual interests were mostly aligned with societal ones, and there were no statistically significant differences between the individual and group choices. However, there were some statistically significant differences between individual priorities based on demographic characteristics like age. Discussion: The study demonstrates that giving individuals greater control and agency in designing health services packages can increase their participation in the priority setting process, align individual and community priorities, and potentially enhance the legitimacy and acceptability of priority setting. Methods that enable group level deliberation and individual level priority setting may be necessary to reconcile plurality. The paper also highlights the importance of capturing the details of public engagement processes and transparently reporting on these details to ensure valuable outcomes. Public Contribution: The facilitator of the CHAT groups was a member from the community and underwent training from the research team. The fieldworkers were also from the community and were trained and paid to capture the data. The participants were all members of the rural community‐ the study represents their priorities. [ABSTRACT FROM AUTHOR]
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- 2024
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7. Addressing unmet social needs for improved maternal and child nutrition: Qualitative insights from community-based organisations in urban South Africa.
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Erzse, Agnes, Desmond, Chris, Hofman, Karen, Barker, Mary, and Christofides, Nicola Joan
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COMMUNITY health services ,SOCIAL determinants of health ,QUALITATIVE research ,MALNUTRITION ,FOCUS groups ,RESEARCH funding ,MOTHERS ,INTERVIEWING ,FOOD security ,SOCIOECONOMIC factors ,HUMAN research subjects ,NUTRITIONAL requirements ,CHILD nutrition ,PREGNANT women ,JUDGMENT sampling ,THEMATIC analysis ,METROPOLITAN areas ,RESEARCH methodology ,RESEARCH ,INFORMED consent (Medical law) ,NEEDS assessment ,SOCIAL support ,DATA analysis software - Abstract
Maternal and child malnutrition persists globally, despite existing healthcare and social protection systems. Socio-economic disadvantages contribute to high malnutrition rates, particularly in poor urban communities where many disadvantaged mothers cannot fully benefit from services. To address these disparities, a novel social needs framework has been proposed, emphasising the importance of addressing individuals’ unmet needs to enhance the benefits of nutrition services. This study investigates the perceived impact of community)based organisations (CBOs) in addressing the social needs of mothers in a resource-constrained urban township in South Africa. Interviews were conducted with 18 employees from 10 CBOs working on maternal and child health, food security and social support in Soweto. Thematic analysis revealed 23 services and four pathways through which CBOs believed to address unmet social needs of beneficiaries. Services were small-scale, including food aid, learning support, and social protection assistance, available to a few in dire need. CBO services partially addressed social needs of mothers due to scale, coverage, and sustainability limitations. The South African government should reaffirm its commitment to financially supporting the non-profit sector and integrating it into government sectors to provide tailored services and resources to address diverse social needs and mitigate nutrition inequalities among mothers and children. [ABSTRACT FROM AUTHOR]
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- 2024
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8. The Impact of COVID-19 Lockdown on Service Utilization Among Chronic Disease Patients in South Africa.
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Boachie, Micheal Kofi, Khoza, Mariana, Goldstein, Susan, Munsamy, Maggie, Hofman, Karen, and Thsehla, Evelyn
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Introduction: Globally, the COVID-19 pandemic has brought many disruptions in health service delivery. Evidence show that the pandemic has negatively affected routine healthcare utilization such as maternal and child health services, but the literature on the effect on non-communicable diseases (NCDs) is scant in South Africa. These disruptions can have long-term health and economic implications for patients. Objective: To estimate the impact of COVID-19 lockdown on service utilization among chronic disease patients in South Africa using administrative data. Methods: Using monthly data from the Centralized Chronic Medication Dispensing and Distribution (CCMDD) program database covering November 2018 to October 2021, we examined the effects of COVID-19 lockdown on utilization among patients receiving antiretroviral therapy (ART) medication only (ART-only), patients receiving both ART and NCD medication (ART + NCD), and patients receiving NCD medications only (NCD-only). We employed segmented interrupted time series approach to examine the changes. We stratified the analysis by socioeconomic status. Results: We found that, overall, the lockdown was associated with increased utilization of CCMDD services by 10.8% (95% CI: 3.3%-19%) for ART-only and 10.3% (95% CI: 3.3%-17.7%) for NCD-only patients. The increase in utilization was not different across socioeconomic groups. For patients receiving ART + NCD medications, utilization declined by 56.6% (95% CI: 47.6%-64.1%), and higher reductions occurred in low SES districts. Conclusion: Patients should be educated about the need to continue with utilization of disease programs during a pandemic and beyond. More efforts are needed to improve service use among patients with multi-morbidities. [ABSTRACT FROM AUTHOR]
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- 2023
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9. The passage and implementation of a Health Promotion Levy in South Africa as a case study of fair financing procedures.
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Kruger, Petronell, Goldstein, Susan, and Hofman, Karen
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SWEETENED beverage tax ,HEALTH promotion ,LITERATURE reviews ,LEGISLATIVE committees ,PARTICIPATORY democracy - Abstract
Procedural fairness is an accepted requirement for health decision-making. Fair procedures promote the acceptability and quality of health decisions while simultaneously advancing broader goals of participatory democracy. We conducted a case study of the Sugary Beverage Tax in South Africa known as the Health Promotion Levy (HPL), which was legislated in 2018. The case study examines the process around the adoption of the HPL from the perspective of procedural fairness with the view of identifying local gaps and lessons transferable to other local decision-making processes and other jurisdictions. We conducted a desk review of publically available data relating to the passage and implementation of the HPL, including a review of the policy documents, public submissions during the public participation process, response documents from policymakers, review of national legislative committee minutes, legal instruments and academic literature capturing public awareness, stakeholder views and media content. The data collection is novel in terms of the large scope of data considered, as well as the variety of sources. An analytical framework consisting of key criteria for procedural fairness, informed by a scoping review of the literature, guided the analysis of the decision-making process in South Africa. The process of the adoption and passage of the HPL met the majority of the procedural fairness criteria. However, a shortcoming, which impacted several criteria, was the failure to actively source the participation of community representatives and the larger public. Non-governmental organizations did not adequately fulfil this representative role. Industry interests were also disproportionately considered. The case study highlights the overall importance of viewing general members of the public as interested parties in health policies and the dangers of over-involving policy opponents under a mistaken understanding that this constitutes meaningful public engagement in decision-making procedures. [ABSTRACT FROM AUTHOR]
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- 2023
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10. Costs of seasonal influenza vaccination in South Africa.
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Fraser, Heather, Tombe‐Mdewa, Winfrida, Kohli‐Lynch, Ciaran, Hofman, Karen, Tempia, Stefano, McMorrow, Meredith, Lambach, Philipp, Ramkrishna, Wayne, Cohen, Cheryl, Hutubessy, Raymond, and Edoka, Ijeoma
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SEASONAL influenza ,INFLUENZA vaccines ,INFLUENZA ,COST estimates ,COST ,U.S. dollar - Abstract
Background: Influenza accounts for a substantial number of deaths and hospitalisations annually in South Africa. To address this disease burden, the South African National Department of Health introduced a trivalent inactivated influenza vaccination programme in 2010. Methods: We adapted and populated the WHO Seasonal Influenza Immunization Costing Tool (WHO SIICT) with country‐specific data to estimate the cost of the influenza vaccination programme in South Africa. Data were obtained through key‐informant interviews at different levels of the health system and through a review of existing secondary data sources. Costs were estimated from a public provider perspective and expressed in 2018 prices. We conducted scenario analyses to assess the impact of different levels of programme expansion and the use of quadrivalent vaccines on total programme costs. Results: Total financial and economic costs were estimated at approximately USD 2.93 million and USD 7.91 million, respectively, while financial and economic cost per person immunised was estimated at USD 3.29 and USD 8.88, respectively. Expanding the programme by 5% and 10% increased economic cost per person immunised to USD 9.36 and USD 9.52 in the two scenarios, respectively. Finally, replacing trivalent inactivated influenza vaccine (TIV) with quadrivalent vaccine increased financial and economic costs to USD 4.89 and USD 10.48 per person immunised, respectively. Conclusion: We adapted the WHO SIICT and provide estimates of the total costs of the seasonal influenza vaccination programme in South Africa. These estimates provide a basis for planning future programme expansion and may serve as inputs for cost‐effectiveness analyses of seasonal influenza vaccination programmes. [ABSTRACT FROM AUTHOR]
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- 2022
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11. CHAT SA: Modification of a Public Engagement Tool for Priority Setting for a South African Rural Context.
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Tugendhaft, Aviva, Danis, Marion, Christofides, Nicola, Kahn, Kathleen, Erzse, Agnes, Gold, Marthe, Twine, Rhian, Khosa, Audrey, and Hofman, Karen
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HIV-positive children ,HIV-positive women ,VIOLENCE against women ,CHILD abuse ,DELPHI method ,COMMUNITY involvement ,HEALTH boards - Abstract
Background: Globally, as countries move towards universal health coverage (UHC), public participation in decisionmaking is particularly valuable to inform difficult decisions about priority setting and resource allocation. In South Africa (SA), which is moving towards UHC, public participation in decision-making is entrenched in policy documents yet practical applications are lacking. Engagement methods that are deliberative could be useful in ensuring the public participates in the priority setting process that is evidence-based, ethical, legitimate, sustainable and inclusive. Methods modified for the country context may be more relevant and effective. To prepare for such a deliberative process in SA, we aimed to modify a specific deliberative engagement tool -- the CHAT (Choosing All Together) tool for use in a rural setting. Methods: Desktop review of published literature and policy documents, as well as 3 focus groups and modified Delphi method were conducted to identify health topics/issues and related interventions appropriate for a rural setting in SA. Our approach involved a high degree of community and policy-maker/expert participation. Qualitative data were analysed thematically. Cost information was drawn from various national sources and an existing actuarial model used in previous CHAT exercises was employed to create the board. Results: Based on the outcomes, 7 health topics/issues and related interventions specific for a rural context were identified and costed for inclusion. These include maternal, new-born and reproductive health; child health; woman and child abuse; HIV/AIDS and tuberculosis (TB); lifestyle diseases; access; and malaria. There were variations in priorities between the 3 stakeholder groups, with community-based groups emphasizing issues of access. Violence against women and children and malaria were considered important in the rural context. Conclusion: The CHAT SA board reflects health topics/issues specific for a rural setting in SA and demonstrates some of the context-specific coverage decisions that will need to be made. Methodologies that include participatory principles are useful for the modification of engagement tools like CHAT and can be applied in different country contexts in order to ensure these tools are relevant and acceptable. This could in turn impact the success of the implementation, ultimately ensuring more effective priority setting approaches. [ABSTRACT FROM AUTHOR]
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- 2022
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12. Estimating the healthcare cost of overweight and obesity in South Africa.
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Boachie, Micheal Kofi, Thsehla, Evelyn, Immurana, Mustapha, Kohli-Lynch, Ciaran, and Hofman, Karen J
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OBESITY ,ECONOMICS ,OBESITY treatment ,MUSCULOSKELETAL system diseases ,LUNG diseases ,MEDICAL care costs ,CARDIOVASCULAR diseases ,COST analysis ,PUBLIC sector ,DESCRIPTIVE statistics ,RESEARCH funding ,ECONOMIC aspects of diseases ,SENSITIVITY & specificity (Statistics) ,PUBLIC opinion - Abstract
Overweight and obesity are major risk factors for noncommunicable diseases. This presents a major burden to health systems and to society in South Africa. Collectively, these conditions are overwhelming public healthcare. This is happening when the country has embarked on a journey to universal health coverage, hence the need to estimate the cost of overweight and obesity. Our objective was to estimate the healthcare cost associated with treatment of weight-related conditions from the perspective of the South African public sector payer. Using a bottom-up gross costing approach, this study draws data from multiple sources to estimate the direct healthcare cost of overweight and obesity in South Africa. Population Attributable Fractions (PAF) were calculated and multiplied by each disease's total treatment cost to apportion costs to overweight and obesity. Annual costs were estimated for 2020. The total cost of overweight and obesity is estimated to be ZAR33,194 million in 2020. This represents 15.38% of government health expenditure and is equivalent to 0.67% of GDP. Annual per person cost of overweight and obesity is ZAR2,769. The overweight and obesity cost is disaggregated as follows: cancers (ZAR352 million), cardiovascular diseases (ZAR8,874 million), diabetes (ZAR19,861 million), musculoskeletal disorders (ZAR3,353 million), respiratory diseases (ZAR360 million) and digestive diseases (ZAR395 million). Sensitivity analyses show that the total overweight and obesity cost is between ZAR30,369 million and ZAR36,207 million. This analysis has demonstrated that overweight and obesity impose a huge financial burden on the public health care system in South Africa. It suggests an urgent need for preventive, population-level interventions to reduce overweight and obesity rates. The reduction will lower the incidence, prevalence, and healthcare spending on noncommunicable diseases. [ABSTRACT FROM AUTHOR]
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- 2022
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13. The direct medical cost of type 2 diabetes mellitus in South Africa: a cost of illness study
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Erzse, Agnes, Stacey, Nicholas, Chola, Lumbwe, Tugendhaft, Aviva, Freeman, Melvyn, and Hofman, Karen
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south africa ,medicine.medical_specialty ,endocrine system diseases ,type 2 diabetes mellitus ,cost of illness ,Public healthcare ,healthcare costs ,Diabetes Complications ,03 medical and health sciences ,Indirect costs ,0302 clinical medicine ,Environmental health ,Prevalence ,Cost of illness ,Humans ,Medicine ,030212 general & internal medicine ,health care economics and organizations ,National health ,business.industry ,030503 health policy & services ,Health Policy ,Public health ,lcsh:Public aspects of medicine ,Public sector ,Public Health, Environmental and Occupational Health ,Type 2 Diabetes Mellitus ,nutritional and metabolic diseases ,lcsh:RA1-1270 ,non-communicable diseases ,Diabetes Mellitus, Type 2 ,Income ,Health Resources ,Original Article ,Public Health ,Health Expenditures ,0305 other medical science ,business ,Medical costs - Abstract
Background: Type 2 diabetes mellitus (T2DM) is known to require continuous clinical care and management that consumes significant health-care resources. These costs are not well understood, particularly in low- and middle-income countries. Objective: The aim of this study was to estimate the direct medical costs associated with T2DM in the South African public health sector and to project an estimate of the future direct costs of T2DM by 2030. Methods: A cost of illness study was conducted to estimate the direct medical costs of T2DM in South Africa in 2018 and to make projections for potential costs in 2030. Costs were estimated for diagnosis and management of T2DM, and related complications. Analyses were implemented in Microsoft Excel, with sensitivity analysis conducted on particular parameters. Results: In 2018, public sector costs of diagnosed T2DM patients were approximately ZAR 2.7 bn and ZAR 21.8 bn if both diagnosed and undiagnosed patients are considered. In real terms, the 2030 cost of all T2DM cases is estimated to be ZAR 35.1 bn. Approximately 51% of these estimated costs for 2030 are attributable to the management of T2DM, and 49% are attributable to complications. Conclusion: T2DM imposes a significant financial burden on the public healthcare system in South Africa. Treatment of all prevalent cases would incur a cost equivalent to approximately 12% of the total national health budget in 2018. With rising prevalence, direct costs will grow if current care regimes are maintained and case-finding improved. Increased financial resources are necessary in order to deliver effective services to people with T2DM.
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- 2019
14. South Africa's Health Promotion Levy: Excise tax findings and equity potential.
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Hofman, Karen J., Stacey, Nicholas, Swart, Elizabeth C., Popkin, Barry M., and Ng, Shu Wen
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EXCISE tax , *TAX incidence , *HEALTH promotion , *COVID-19 pandemic , *HEALTH equity - Abstract
Summary: In 2016, the South African government proposed a 20% sugar‐sweetened beverage (SSB) tax. Protracted consultations with beverage manufacturers and the sugar industry followed. This resulted in a lower sugar‐based beverage tax, the Health Promotion Levy (HPL), of approximately 10% coming into effect in April 2018. We provide a synthesis of findings until April 2021. Studies show that despite the lower rate, purchases of unhealthy SSBs and sugar intake consumption from SSBs fell. There were greater reductions in SSB purchases among both lower socioeconomic groups and in subpopulations with higher SSB consumption. These subpopulations bear larger burdens from obesity and related diseases, suggesting that this policy improves health equity. The current COVID‐19 pandemic has impacted food and nutritional security. Increased pandemic mortality among people with obesity, diabetes, and hypertension highlight the importance of intersectoral public health disease‐prevention policies like the HPL, which should be strengthened. [ABSTRACT FROM AUTHOR]
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- 2021
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15. Double-duty solutions for optimising maternal and child nutrition in urban South Africa: a qualitative study.
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Erzse, Agnes, Goldstein, Susan, Norris, Shane A, Watson, Daniella, Kehoe, Sarah H, Barker, Mary, Cohen, Emmanuel, and Hofman, Karen J
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CHILD nutrition ,MATERNAL nutrition ,MALNUTRITION ,COMMUNITY involvement ,QUALITATIVE research ,FOCUS groups - Abstract
Objective: To obtain a community perspective on key nutrition-specific problems and solutions for mothers and children.Design: A qualitative study comprising nine focus group discussions (FGD) following a semi-structured interview guide.Setting: The township of Soweto in South Africa with a rising prevalence of double burden of malnutrition.Participants: Men and women aged ≥18 years (n 66). Three FGD held with men, six with women.Results: Despite participants perceived healthy diet to be important, they felt their ability to maintain a healthy diet was limited. Inexpensive, unhealthy food was easier to access in Soweto than healthier alternatives. Factors such as land use, hygiene and low income played a fundamental role in shaping access to foods and decisions about what to eat. Participants suggested four broad areas for change: health sector, social protection, the food system and food environment. Their solutions ranged from improved nutrition education for women at clinic visits, communal vegetable gardens and government provision of food parcels to regulatory measures to improve the healthiness of their food environment.Conclusions: South Africa's current nutrition policy environment does not adequately address community-level needs that are often linked to structural factors beyond the health sector. Our findings suggest that to successfully address the double burden of malnutrition among women and children, a multifaceted approach is needed combining action on the ground with coherent policies that address upstream factors, including poverty. Further, there is a need for public engagement and integration of community perspectives and priorities in developing and implementing double-duty actions to improve nutrition. [ABSTRACT FROM AUTHOR]- Published
- 2021
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16. Assessing sugar-sweetened beverage intakes, added sugar intakes and BMI before and after the implementation of a sugar-sweetened beverage tax in South Africa.
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Wrottesley, Stephanie V, Stacey, Nicholas, Mukoma, Gudani, Hofman, Karen J, and Norris, Shane A
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RESEARCH ,BEVERAGES ,ANTHROPOMETRY ,RESEARCH methodology ,MEDICAL cooperation ,EVALUATION research ,COMPARATIVE studies ,QUESTIONNAIRES ,BODY mass index - Abstract
Objective: To provide insight into the context and public health implications of the South African sugar-sweetened beverage (SSB) tax (Health Promotion Levy; HPL) by describing SSB and added sugar intakes, as well as BMI, 1 year prior to, at the time of and 1 year after implementation of the HPL.Design: Longitudinal dietary intake was assessed using a quantitative food frequency questionnaire (QFFQ) and BMI was measured via anthropometry.Setting: Soweto, Johannesburg, South Africa.Participants: Adolescents, young adults and middle-aged adults (n 617).Results: At baseline, median SSB intakes were 36 ml/d, 214 ml/d and 750 ml/d for those in low, medium and high consumption tertiles, respectively. SSB intake decreased by two times/week in medium consumers and seven times/week in high consumers between baseline and 12 months, equivalent to 107 ml/d and 536 ml/d reductions, respectively. These reduced levels were maintained in the following year (i.e. to 24 months). There was an overall decrease in the amount of energy consumed as added sugar in the low (-48 kJ/d), medium (-153 kJ/d) and high (-106 kJ/d) SSB consumption groups between baseline and 24 months; however, the percentage of total energy consumed as added sugar remained relatively consistent (between 10 and 11 %). There were small overall increases in BMI across low (0·6 kg/m2), medium (0·9 kg/m2) and high (1·0 kg/m2) SSB tertiles between baseline and 24 months.Conclusions: These findings suggest reductions in SSB and added sugar consumption contemporaneous to the introduction of the HPL - particularly for those with higher baseline intakes. [ABSTRACT FROM AUTHOR]- Published
- 2021
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17. The roles of men and women in maternal and child nutrition in urban South Africa: A qualitative secondary analysis.
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Erzse, Agnes, Goldstein, Susan, Tugendhaft, Aviva, Norris, Shane A., Barker, Mary, and Hofman, Karen J.
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GENDER role ,CHILD nutrition ,FOCUS groups ,AGE distribution ,MEN ,WOMEN ,COOKING ,QUALITATIVE research ,SEX distribution ,SELF-efficacy ,MOTHERHOOD ,PARENTING ,CHILD health services ,HEALTH behavior ,RESEARCH funding ,DECISION making ,DESCRIPTIVE statistics ,THEMATIC analysis ,DATA analysis software ,SECONDARY analysis ,MEDICAL coding ,GENDER inequality ,POWER (Social sciences) ,NUTRITIONAL status - Abstract
Industrialization and urbanization processes have challenged deeply held traditional gender norms and facilitated the emergence of modern ideologies in South Africa. This paper seeks to explore the gendered roles of family members on maternal and child nutrition and investigate indications of perceived change in related practices. A qualitative secondary analysis was conducted of data from nine focus group discussions (FGDs) held with men (n = 3) and women (n = 6) aged ≥18. Data from the FGD were coded and thematic analysis conducted. We found that elderly women seem to have a central advisory role with respect to maternal and child nutrition and that men and elderly women upheld patriarchal gender divisions of labour, which entrust mothers with the primarily responsibility for young children's nutrition. Young mothers relied on elderly women for provision of childcare and nutritious foods for children; however, they demonstrated some resistance to traditionally feminized forms of food preparation. We found that men's involvement in children's nutrition was limited, though they expressed a preference to be more involved in maternal and child nutrition and care practices. A gender transformative approach to policy development, which includes elderly women and men, has the potential to promote more gender‐equitable nutrition practices, increase young women's self‐efficacy and support them to overcome barriers that could be limiting their decision making power in achieving optimal nutrition for themselves and their children. [ABSTRACT FROM AUTHOR]
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- 2021
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18. Facility standards and the quality of public sector primary care: Evidence from South Africa's "Ideal Clinics" program.
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Stacey, Nicholas, Mirelman, Andrew, Kreif, Noemi, Suhrcke, Marc, Hofman, Karen, and Edoka, Ijeoma
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RESEARCH ,RESEARCH methodology ,EARLY detection of cancer ,MEDICAL cooperation ,EVALUATION research ,PRIMARY health care ,COMPARATIVE studies ,PUBLIC sector ,RESEARCH funding ,CERVIX uteri tumors - Abstract
Primary healthcare systems are central to achieving universal healthcare coverage. However, in many low- and middle-income country settings, primary care quality is challenged by inadequate facility infrastructure and equipment, limited human resources, and poor provider process. We study the effects of a recent large-scale quality improvement policy in South Africa, the Ideal Clinics Realization and Maintenance Program (ICRMP). The ICRMP introduced a set of standards for facilities and a quality improvement process involving manuals, district-based support, and external assessment. Exploiting differential prioritization of facilities for the ICRMP's quality improvement process, we apply differences-in-differences methods to identify the effects of the program's efforts on standards scores and primary care quality indicators over the first 12 months of implementation. We find large and statistically significant increases in standards scores, but mixed effects on care outcomes-a small magnitude improvement in early antenatal care usage, null effects on childhood immunization and cervical cancer screening, and small negative effect of human immunodeficiency virus (HIV) care. While the ICRMP process has led to significant improvements in facilities' satisfaction of the program's standards, we were unable to detect meaningful change in care quality indicators. [ABSTRACT FROM AUTHOR]
- Published
- 2021
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19. Availability and advertising of sugar sweetened beverages in South African public primary schools following a voluntary pledge by a major beverage company: a mixed methods study.
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Erzse, Agnes, Christofides, Nicola, Stacey, Nicholas, Lebard, Kelsey, Foley, Louise, and Hofman, Karen
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AUDITING ,SCHOOL environment ,BEVERAGES ,FOOD industry ,CONFIDENCE intervals ,RESEARCH methodology ,INTERVIEWING ,PSYCHOLOGY of teachers ,ADVERTISING ,SURVEYS ,SOCIOECONOMIC factors ,PUBLIC sector ,DESCRIPTIVE statistics ,CHI-squared test ,ELEMENTARY schools ,STATISTICAL sampling ,STATISTICAL correlation ,JUDGMENT sampling ,THEMATIC analysis - Abstract
Background: Towards the end of the 2017 school year, a prominent beverage company in South Africa pledged to remove their sugar-sweetened beverages (SSBs) and advertisements from primary schools in order to contribute to the realization of a healthy school environment. Objectives: To assess the availability and advertising of the company's beverages in public primary schools in Gauteng province following their voluntary pledge to remove the products, and to explore perceptions of school staff regarding SSB availability in schools and processes related to the implementation of the pledge. Methods: In 2019, we conducted a representative survey of public sector primary (elementary) schools in Gauteng province, South Africa. A random sample of schools was drawn, with schools stratified by whether or not they charge fees. This was a proxy for the socioeconomic status of the locale and student body. At each school, the availability of beverages and presence of advertising or not was assessed by an observational audit tool and differences across fee status assessed by Pearson χ 2 test. Semi-structured interviews were conducted with a purposive sample of school officials. Data from the interviews were coded and thematic analysis conducted. Results: Two years following a voluntary pledge, the company's carbonated SSBs were available for sale in 54% (CI: 45–63%) of schools with tuck shops and advertised in 31% (CI: 25–39%). Qualitative interviews revealed a complex landscape of actors within schools, which, combined with indifference or resistance to the pledge, may have contributed to the continued availability of SSBs. Conclusions: Though we were unable to examine SSB availability before and after the pledge, our findings provide some preliminary evidence that voluntary pledges by commercial entities are not sufficient to remove SSBs and advertisements from schools. Mandatory regulations coupled with in-depth engagement with schools may be an avenue to pursue in the future. [ABSTRACT FROM AUTHOR]
- Published
- 2021
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20. 'I'd say I'm fat, I'm not obese': obesity normalisation in urban-poor South Africa.
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Bosire, Edna N, Cohen, Emmanuel, Erzse, Agnes, Goldstein, Susan J, Hofman, Karen J, and Norris, Shane A
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OBESITY ,FOCUS groups ,BODY size ,WEIGHT gain ,BLACK Africans - Abstract
Objective: In the past decade, South Africa's obesity epidemic has increased in both children and adults, and being overweight is becoming the norm. Several contributing factors lead to the normalisation of obesity. One of these is the culturally entrenched likeness of larger body sizes or shapes within a milieu of easily accessible unhealthy food and beverages. This qualitative study advances knowledge about the influence of socio-cultural norms and obesogenic environments on weight under estimation and 'obesity normalisation' amongst black South Africans living in an urban setting.Design: A theory-based qualitative study used focus group discussions (FGDs) with a semi-structured interview guide. FGDs were transcribed verbatim and analysed thematically using a constant comparison method.Setting: Soweto, Johannesburg, South Africa, is a setting which has undergone rapid urbanisation and nutrition transition with ubiquitous availability of processed and fast-foods.Participants: Adults older than 18 years living in Soweto (n 57).Results: There is a wide misperception about obesity amongst black Africans living in an urban setting in Soweto. Participants who admitted to being fat or overweight did not view themselves as such. This could be attributed to unchanging socio-cultural factors that reinforce the acceptability of bigger bodies and living in obesogenic environment.Conclusions: Without addressing socio-cultural norms that attribute bigger bodies to beauty and wealth, motivating individuals to address weight gain will prove difficult especially for populations living in obesogenic environments. A multi-faceted strategy is required to address obesity in urban South African settings. [ABSTRACT FROM AUTHOR]- Published
- 2020
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21. Attitudes and perceptions among urban South Africans towards sugar-sweetened beverages and taxation.
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Bosire, Edna N., Stacey, Nicholas, Mukoma, Gudani, Tugendhaft, Aviva, Hofman, Karen, and Norris, Shane A.
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Objective: A tax on sugar-sweetened beverages (SSB) was introduced in South Africa in April 2018. Our objective was to document perceptions and attitudes among urban South Africans living in Soweto on factors that contribute to their SSB intake and on South Africa’s use of a tax to reduce SSB consumption. Design: We conducted six focus group discussions using a semi-structured guide. Setting: The study was conducted in Soweto, Johannesburg, South Africa, 3 months before South Africa’s SSB tax was implemented. Participants: Adults aged 18 years or above living in Soweto (n 57). Results: Participants reported frequent SSB consumption and attributed this to habit, addiction, advertising and wide accessibility of SSB. Most of the participants were not aware of the proposed SSB tax; when made aware of the tax, their responses included both beliefs that it would and would not result in reduced SSB intake. However, participants indicated cynicism with regard to the government’s stated motivation in introducing the tax for health rather than revenue reasons. Conclusions: While an SSB tax is a policy tool that could be used with other strategies to reduce people’s high level of SSB consumption in Soweto, our findings suggest a need to complement the SSB tax with a multipronged behaviour change strategy. This strategy could include both environmental and individual levers to reduce SSB consumption and its associated risks. [ABSTRACT FROM AUTHOR]
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- 2020
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22. Building new knowledge: Celebrating the Wits School of Public Health (WSPH)
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Rispel, Laetitia C., Fonn, Sharon, Gear, John, Pick, William, Chirwa, Tobias, Floyd, Sian, Fine, Paul, Williams, Jill, Ibisomi, Latifat, Sartorius, Benn, Kahn, Kathleen, Collinson, Mark, Tollman, Stephen, Garenne, Michel, Musenge, Eustasius, Vounatsou, Penelope, Nattey, Cornelius, Masanja, Honorati, Klipstein-Grobusch, Kerstin, Ramsoomar, Leane, Morojele, Neo K., Norris, Shane A., Christofides, Nicola J., Nieuwoudt, Sara, Usdin, Shereen, Goldstein, Susan, Khan, Taskeen, Thomas, Leena S., Naidoo, Shan, Ndlovu, Ntombizodwa, Naude, Jim teWater, Murray, Jill, Nelson, Gill, Banyini, Audrey V., Rees, David, Gilbert, Leah, Govender, Veloshnee, Chersich, Matthew F., Harris, Bronwyn, Alaba, Olufunke, Ataguba, John E., Nxumalo, Nonhlanhla, Goudge, Jane, Versteeg, Marije, du Toit, Lilo, Couper, Ian, Blaauw, Duane, Ditlopo, Prudence, Maseko, Fresier, Chirwa, Maureen, Mwisongo, Aziza, Bidwell, Posy, Thomas, Steve, Normand, Charles, Doherty, Jane, Conco, Daphney, Kawonga, Mary, Sengayi, Mazvita, Dwane, Ntabozuko, Marinda, Edmore, Sipambo, Nosisa, Fairlie, Lee, Moultrie, Harry, Gómez-Olivé, Francesc Xavier, Thorogood, Margaret, Clark, Benjamin, Kimani-Murage, Elizabeth W., Bertram, Melanie Y., Jaswal, Aneil V.S., Van Wyk, Victoria Pillay, Levitt, Naomi S., Hofman, Karen J., Ndou, Tshipfuralo, van Zyl, Greer, Hlahane, Salamina, and Thomas, Liz
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priorities ,antiretroviral treatment ,demography ,Malawi ,inequality ,adolescent alcohol use ,mid-level medical workers ,financial incentives ,posthumous compensation ,adaptation ,chronic care ,child mortality ,miners ,intention to leave ,population attributable fractions ,underweight ,nutrition transition ,Delphi technique ,district health system ,health-finance reforms ,longitudinal studies ,platinum ,universal coverage ,low- and middle-income countries ,job satisfaction ,migrant labour ,diabetes ,misclassification ,human resource policy and production ,stunting ,simulation ,refugees ,pathway analysis ,WHOQOL ,contraception ,silica ,fertility decline ,pleural thickening ,health systems ,hypertension ,spatial analysis ,socio-economic status ,Building New Knowledge Supplement ,space–time risk ,wasting ,socio-economic development ,vertical programme ,challenges ,south–south collaboration ,nurses ,silicosis ,self-reported health ,Guest Editorial ,metabolic disease risk ,demographic surveillance system ,non-communicable disease ,loss to follow-up ,adolescent fertility ,domestic exposure ,civil servants ,gold ,sensitivity ,asbestos ,mortality ,household ,primary health care ,HIV/TB ,practitioner academic partnership ,Africa ,Commentary ,conceptual framework ,medical education ,pleural plaques ,Agincourt health and socio-demographic surveillance site ,donor responsiveness ,health worker ,obesity ,competency-based curriculum ,double burden of malnutrition ,principal component analysis ,integration ,burden of disease ,Tanzania ,South Africa ,community health workers ,birth intervals ,gender ,labour force participation ,rural health ,race ,PhD REVIEW ,access to care ,education ,monitoring and evaluation ,determinants ,institutional capacity strengthening ,occupation specific dispensation ,older population ,policy implementation ,mesothelioma ,health system strengthening ,social determinants of health ,health insurance ,epidemiology ,health care use ,contact ,management ,maternal correlates ,SBCC ,leadership ,mortality concentration index ,policy analysis ,WHODAS ,consent for autopsy ,community health worker ,home visits ,autopsy ,neighbourhood exposure ,diamond ,children ,inequalities ,Supplement 1, 2013 ,disease-specific intervention ,overweight ,district hospitals ,alcohol prevalence ,transformation ,developing country ,HIV ,mineworker autopsy ,accountability ,rural - Abstract
Background Household contact with an index case of an infectious disease is a known risk factor for infection transmission. However, such contact may be underestimated due to the dynamic nature of households, particularly in longitudinal studies. Such studies generally begin with contact defined at a single point in time (‘snap-shot’), leading to contact misclassification for some individuals who actually experienced contact before and after the snapshot. Objective To quantify contact misclassification with index cases of disease in households. Methods Historical data of 112,026 individuals from 17,889 households from an epidemiological study on leprosy in northern Malawi were used. Individuals were interviewed in the early 1980s and followed up over 5 years. It was possible to trace whether individuals died, changed household within the area, or moved out of the area between the two surveys. Using a 10% sample of households as the starting population and parameters for demographic and household changes over 5 years, the extent of contact misclassification was estimated through a simulation model of household dynamics, which traced contact with index cases in households over time. The model thereafter compared initial contact status and ‘true’ contact status generated from simulations. Results The starting population had 11,401 individuals, 52% female, and 224 (2%) leprosy index cases. Eleven percent of the households had at least one index case resident and 10% (1, 177) of non-case individuals were initial contacts. Sensitivity of initial contact status ranged from 0.52 to 0.74 and varied by age and sex. Sensitivity was low in those aged 20–29 and under 5 years but high in 5- to 14-year-olds. By gender, there were no differences among those aged under 5; females had lower sensitivity among those aged under 20 and higher for those above 30, respectively. Sensitivity was also low in simulations of long incubation periods. Conclusion This work demonstrates the implications of changes in households on household contact-associated disease spread, particularly for long durations of follow-up and infections with long incubation periods where earlier unobserved contact is critical., Background Although there are significant numbers of people displaced by war in Africa, very little is known about long-term changes in the fertility of refugees. Refugees of the Mozambican civil war (1977–1992) settled in many neighbouring countries, including South Africa. A large number of Mozambican refugees settled within the Agincourt sub-district, underpinned by a Health and Socio-demographic Surveillance Site (AHDSS), established in 1992, and have remained there. The AHDSS data provide a unique opportunity to study changes in fertility over time and the role that the fertility of self-settled refugee populations plays in the overall fertility level of the host community, a highly relevant factor in many areas of sub-Saharan Africa. Objectives To examine the change in fertility of former Mozambican self-settled refugees over a period of 16 years and to compare the overall fertility and fertility patterns of Mozambicans to host South Africans. Methods Prospective data from the AHDSS on births from 1993 to 2009 were used to compare fertility trends and patterns and to examine socio-economic factors that may be associated with fertility change. Results There has been a sharp decline in fertility in the Mozambican population and convergence in fertility patterns of Mozambican and local South African women. The convergence of fertility patterns coincides with a convergence in other socio-economic factors. Conclusion The fertility of Mozambicans has decreased significantly and Mozambicans are adopting the childbearing patterns of South African women. The decline in Mozambican fertility has occurred alongside socio-economic gains. There remains, however, high unemployment and endemic poverty in the area and fertility is not likely to decrease further without increased delivery of family planning to adolescents and increased education and job opportunities for women., Background There is a lack of reliable data in developing countries to inform policy and optimise resource allocation. Health and socio-demographic surveillance sites (HDSS) have the potential to address this gap. Mortality levels and trends have previously been documented in rural South Africa. However, complex space–time clustering of mortality, determinants, and their impact has not been fully examined. Objectives To integrate advanced methods enhance the understanding of the dynamics of mortality in space–time, to identify mortality risk factors and population attributable impact, to relate disparities in risk factor distributions to spatial mortality risk, and thus, to improve policy planning and resource allocation. Methods Agincourt HDSS supplied data for the period 1992–2008. Advanced spatial techniques were used to identify significant age-specific mortality ‘hotspots’ in space–time. Multivariable Bayesian models were used to assess the effects of the most significant covariates on mortality. Disparities in risk factor profiles in identified hotspots were assessed. Results Increasing HIV-related mortality and a subsequent decrease possibly attributable to antiretroviral therapy introduction are evident in this rural population. Distinct space–time clustering and variation (even in a small geographic area) of mortality were observed. Several known and novel risk factors were identified, and population impact was quantified. Significant differences in the risk factor profiles of the identified ‘hotspots’ included ethnicity; maternal, partner, and household deaths; household head demographics; migrancy; education; and poverty. Conclusions A complex interaction of highly attributable multilevel factors continues to demonstrate differential space–time influences on mortality risk (especially for HIV). High-risk households and villages displayed differential risk factor profiles. This integrated approach could prove valuable to decision makers. Tailored interventions for specific child and adult high-risk mortality areas are needed, such as preventing vertical transmission, ensuring maternal survival, and improving water and sanitation infrastructure. This framework can be applied in other settings within the region., Background South Africa accounts for more than a sixth of the global population of people infected with HIV and TB, ranking her highest in HIV/TB co-infection worldwide. Remote areas often bear the greatest burden of morbidity and mortality, yet there are spatial differences within rural settings. Objectives The primary aim was to investigate HIV/TB mortality determinants and their spatial distribution in the rural Agincourt sub-district for children aged 1–5 years in 2004. Our secondary aim was to model how the associated factors were interrelated as either underlying or proximate factors of child mortality using pathway analysis based on a Mosley-Chen conceptual framework. Methods We conducted a secondary data analysis based on cross-sectional data collected in 2004 from the Agincourt sub-district in rural northeast South Africa. Child HIV/TB death was the outcome measure derived from physician assessed verbal autopsy. Modelling used multiple logit regression models with and without spatial household random effects. Structural equation models were used in modelling the complex relationships between multiple exposures and the outcome (child HIV/TB mortality) as relayed on a conceptual framework. Results Fifty-four of 6,692 children aged 1–5 years died of HIV/TB, from a total of 5,084 households. Maternal death had the greatest effect on child HIV/TB mortality (adjusted odds ratio=4.00; 95% confidence interval=1.01–15.80). A protective effect was found in households with better socio-economic status and when the child was older. Spatial models disclosed that the areas which experienced the greatest child HIV/TB mortality were those without any health facility. Conclusion Low socio-economic status and maternal deaths impacted indirectly and directly on child mortality, respectively. These factors are major concerns locally and should be used in formulating interventions to reduce child mortality. Spatial prediction maps can guide policy makers to target interventions where they are most needed., Background Disparities in health outcomes between the poor and the better off are increasingly attracting attention from researchers and policy makers. However, policies aimed at reducing inequity need to be based on evidence of their nature, magnitude, and determinants. Objectives The study aims to investigate the relationship between household socio-economic status (SES) and under-five mortality, and to measure health inequality by comparing poorest/least poor quintile mortality rate ratio and the use of a mortality concentration index. It also aims to describe the risk factors associated with under-five mortality at Rufiji Demographic Surveillance Site (RDSS), Tanzania. Methods This analytical cross sectional study included 11,189 children under-five residing in 7,298 households in RDSS in 2005. Principal component analysis was used to construct household SES. Kaplan–Meier survival incidence estimates were used for mortality rates. Health inequality was measured by calculating and comparing mortality rates between the poorest and least poor wealth quintile. We also computed a mortality concentration index. Risk factors of child mortality were assessed using Poisson regression taking into account potential confounders. Results Under-five mortality was 26.9 per 1,000 person-years [95% confidence interval (CI) (23.7–30.4)]. The poorest were 2.4 times more likely to die compared to the least poor. Our mortality concentration index [−0.16; 95% CI (−0.24, −0.08)] indicated considerable health inequality. Least poor households had a 52% reduced mortality risk [incidence rate ratio (IRR) = 0.48; 95% CI 0.30–0.80]. Furthermore, children with mothers who had attained secondary education had a 70% reduced risk of dying compared to mothers with no education [IRR = 0.30; 95% CI (0.22–0.88)]. Conclusion Household socio-economic inequality and maternal education were associated with under-five mortality in the RDSS. Targeted interventions to address these factors may contribute towards accelerating the reduction of child mortality in rural Tanzania., Background Alcohol is a risk factor for the leading causes of mortality and morbidity among young people globally. Youth drinking, initiated in early adolescence and continued into early adulthood, is influenced by maternal socio-demographic factors and maternal education. Limited prospective data exists in South Africa on the prevalence of alcohol use during adolescence and adolescent and maternal socio-demographic correlates. Objective To examine the prevalence of lifetime alcohol use during early (13 years) and late (18 years) adolescence in Soweto, South Africa, and its association with child and maternal socio-demographic factors. Methods Data on alcohol use in early adolescence (age 13 years) and late adolescence (age 18 years) were collected using self-completed pen and paper and self-completed computer-based questionnaires, respectively. Univariate analyses were conducted on child (gender and number of school years repeated by grade 7), maternal socio-demographic correlates (education, marital status, and age), and household socioeconomic status (SES). Bivariate logistic regression analyses examined associations between alcohol use and all child and maternal socio-demographic factors. Multivariate logistic regression analyses were conducted on all the variables found to be significantly (p, Globally, communication plays an integral role in public health strategies, from infectious diseases to diseases related to lifestyles. The evolution of the field of social and behaviour change communication (SBCC), combined with the need for evidence based practice and multi-level interventions to promote health, and human resource gaps in sub-Saharan Africa have led to the imperative to standardise and formalise the field. Moreover, current practitioners come from different disciplinary backgrounds underlining the need to define common core skills and competencies. This paper describes the partnership between the Wits School of Public Health and the Soul City Institute for Health and Development Communication and how the partners responded to this need. It highlights the factors influencing sustainable institutional capacity to provide quality assured, accredited training. We describe an unexpected positive response from a number of practitioner organisations that have chosen to send multiple staff members for training, specifically to build a critical mass within their organisations. Finally, we note the interest from (mostly) southern-based academic institutions in setting up similar programmes and postulate that south–south collaborations can contribute to building sustainable context specific and evidence-informed SBCC programmes in the global south., Introduction In light of global concerns about insufficient numbers of doctors, midwives, and nurses, the World Health Organization (WHO) has identified the scale-up of the production of medical professionals who are competent and responsive to community needs as urgent and necessary. Coincident with this imperative, South African medical schools have also had to consider redressing apartheid-era inequities in access to medical education and changing the racial and gender profile of medical graduates to be representative of the population. In this article, we explore progress and challenges with regard to transformation, defined as intentional and planned changes aimed at addressing historical disadvantages, in the Gauteng Province of South Africa. Methods A cross-sectional, descriptive analysis was conducted using data on medical school admissions and graduations from the Health and Education Departments for the period 1999–2011. Admission and graduation statistics of 1999, 2005, 2008, and 2011 were analysed according to race and gender. Results The results show that there has been progress in transforming the race and gender composition of medical students and graduates, in line with the transformation strategies of the South African government. In 1999, black African enrolments and graduates were conspicuously low in two of the three medical schools in the Gauteng province. By 2011, an almost six-fold increase in black African student enrolments was seen in one medical school that was previously designated as a white institution. In contrast, at the historically black medical school, whites only represented 0.40% of enrolments in 1999 and 7.4% in 2011. Since 1999, the number and proportion of female medical enrolments and graduates has also increased substantially. Conclusion While there has been progress with redressing historical disparities and inequities in terms of race and gender, further efforts are needed to ensure that student intakes and graduations are in line with the South African population profile., Background Environmentally acquired asbestos-related diseases (ARDs) are of concern globally. In South Africa, there is widespread contamination of the environment due to historical asbestos mining operations that were poorly regulated. Although the law makes provision for the compensation of occupationally acquired ARDs, compensation for environmentally acquired ARDs is only available through the Asbestos Relief Trust (ART) and Kgalagadi Relief Trust, both of which are administered by the ART. This study assessed ARDs and compensation outcomes of environmental claims submitted to the Trusts. Methods The personal details, medical diagnoses, and exposure information of all environmental claims considered by the Trusts from their inception in 2003 to April 2010 were used to calculate the numbers and proportions of ARDs and compensation awards. Results There were 146 environmental claimants of whom 35 (23.9%) had fibrotic pleural disease, 1 (0.7%) had lung cancer, and 77 (52.7%) had malignant mesothelioma. 53 (36.3%) claimants were compensated: 20 with fibrotic pleural disease and 33 with mesothelioma. Of the 93 (63.7%) claimants who were not compensated, 33 had no ARDs, 18 had fibrotic pleural disease, 1 had lung cancer, and 44 had mesothelioma. In addition to having ARDs, those that were compensated had qualifying domestic (33; 62.2%) or neighbourhood (20; 37.8%) exposures to asbestos. Most of the claimants who were not compensated had ARDs but their exposures did not meet the Trusts’ exposure criteria. Conclusions This study demonstrates the environmental impact of asbestos mining on the burden of ARDs. Mesothelioma was the most common disease diagnosed, but most cases were not compensated. This highlights that there is little redress for individuals with environmentally acquired ARDs in South Africa. To stop this ARD epidemic, there is a need for the rehabilitation of abandoned asbestos mines and the environment. These issues may not be unique to South Africa as many countries continue to mine and use asbestos., Background Crystalline silica and asbestos are common minerals that occur throughout South Africa, exposure to either causes respiratory disease. Most studies on silicosis in South Africa have been cross-sectional and long-term trends have not been reported. Although much research has been conducted on the health effects of silica dust and asbestos fibre in the gold-mining and asbestos-mining sectors, little is known about their health effects in other mining sectors. Objective The aims of this thesis were to describe silicosis trends in gold miners over three decades, and to explore the potential for diamond mine workers to develop asbestos-related diseases and platinum mine workers to develop silicosis. Methods Mine workers for the three sub-studies were identified from a mine worker autopsy database at the National Institute for Occupational Health. Results From 1975 to 2007, the proportions of white and black gold mine workers with silicosis increased from 18 to 22% and from 3 to 32% respectively. Cases of diamond and platinum mine workers with asbestos-related diseases and silicosis, respectively, were also identified. Conclusion The trends in silicosis in gold miners at autopsy clearly demonstrate the failure of the gold mines to adequately control dust and prevent occupational respiratory disease. The two case series of diamond and platinum mine workers contribute to the evidence for the risk of asbestos-related diseases in diamond mine workers and silicosis in platinum mine workers, respectively. The absence of reliable environmental dust measurements and incomplete work history records impedes occupational health research in South Africa because it is difficult to identify and/or validate sources of dust exposure that may be associated with occupational respiratory disease., Context In the South African mining sector, cardiorespiratory-specific autopsies are conducted under the Occupational Diseases in Mines and Works Act (ODMWA) on deceased mineworkers to determine eligibility for compensation. However, low levels of autopsy utilisation undermine the value of the service. Objective To explore enablers and barriers to consent that impact on ODMWA autopsy utilisation for posthumous monetary compensation. Methods In-depth interviews were conducted with mineworkers, widows and relatives of deceased mineworkers as well as traditional healers and mine occupational health practitioners. Results A range of socio-cultural barriers to consent for an autopsy was identified. These barriers were largely related to gendered power relations, traditional and religious beliefs, and communication and trust. Understanding these barriers presents opportunities to intervene so as to increase autopsy utilisation. Conclusions Effective interventions could include engagement with healthy mine-workers and their families and re-evaluating the permanent removal of organs. The study adds to our understanding of utilisation of the autopsy services., Background In 2005, the South African government introduced a voluntary, subsidised health insurance scheme for civil servants. In light of the global emphasis on universal coverage, empirical evidence is needed to understand the relationship between new health financing strategies and health care access thereby improving global understanding of these issues. Objectives This study analysed coverage of the South African government health insurance scheme, the population groups with low uptake, and the individual-level factors, as well as characteristics of the scheme, that influenced enrolment. Methods Multi-stage random sampling was used to select 1,329 civil servants from the health and education sectors in four of South Africa's nine provinces. They were interviewed to determine factors associated with enrolment in the scheme. The analysis included both descriptive statistics and multivariate logistic regression. Results Notwithstanding the availability of a non-contributory option within the insurance scheme and access to privately-provided primary care, a considerable portion of socio-economically vulnerable groups remained uninsured (57.7% of the lowest salary category). Non-insurance was highest among men, black African or coloured ethnic groups, less educated and lower-income employees, and those living in informal-housing. The relatively poor uptake of the contributory and non-contributory insurance options was mostly attributed to insufficient information, perceived administrative challenges of taking up membership, and payment costs. Conclusion Barriers to enrolment include insufficient information, unaffordability of payments and perceived administrative complexity. Achieving universal coverage requires good physical access to service providers and appropriate benefit options within pre-payment health financing mechanisms., Background South Africa is currently undergoing major health system restructuring in an attempt to improve health outcomes and reduce inequities in access. Such inequities exist between private and public health care and within the public health system itself. Experience shows that rural health care can be disadvantaged in policy formulation despite good intentions. The objective of this study was to identify the major challenges and priority interventions for rural health care provision in South Africa thereby contributing to pro-rural health policy dialogue. Methods The Delphi technique was used to develop consensus on a list of statements that was generated through interviews and literature review. A panel of rural health practitioners and other stakeholders was asked to indicate their level of agreement with these statements and to rank the top challenges in and interventions required for rural health care. Results Response rates ranged from 83% in the first round (n=44) to 64% in the final round (n=34). The top five priorities were aligned to three of the WHO health system building blocks: human resources for health (HRH), governance, and finance. Specifically, the panel identified a need to focus on recruitment and support of rural health professionals, the employment of managers with sufficient and appropriate skills, a rural-friendly national HRH plan, and equitable funding formulae. Conclusion Specific policies and strategies are required to address the greatest rural health care challenges and to ensure improved access to quality health care in rural South Africa. In addition, a change in organisational climate and a concerted effort to make a career in rural health appealing to health care workers and adequate funding for rural health care provision are essential., Background Job satisfaction is an important determinant of health worker motivation, retention, and performance, all of which are critical to improving the functioning of health systems in low- and middle-income countries. A number of small-scale surveys have measured the job satisfaction and intention to leave of individual health worker cadres in different settings, but there are few multi-country and multi-cadre comparative studies. Objective The objective of this study was to compare the job satisfaction and intention to leave of different categories of health workers in Tanzania, Malawi, and South Africa. Methods We undertook a cross-sectional survey of a stratified cluster sample of 2,220 health workers, 564 from Tanzania, 939 from Malawi, and 717 from South Africa. Participants completed a self-administered questionnaire, which included demographic information, a 10-item job satisfaction scale, and one question on intention to leave. Multiple regression was used to identify significant predictors of job satisfaction and intention to leave. Results There were statistically significant differences in job satisfaction and intention to leave between the three countries. Approximately 52.1% of health workers in South Africa were satisfied with their jobs compared to 71% from Malawi and 82.6% from Tanzania (χ2=140.3, p, Background In 2007, the South African government introduced the occupation-specific dispensation (OSD), a financial incentive strategy, to attract, motivate, and retain health professionals in the public sector. Implementation commenced with the nursing sector, but there have been unintended negative consequences. Objective First, to examine implementation of the OSD for nurses using Hogwood and Gunn's framework that outlines ‘perfect implementation’ pre-conditions. Second, to highlight the conditions for the successful implementation of financial incentives. Methods A qualitative case study design using a combination of a document review and in-depth interviews with 42 key informants. Results The study found that there were several implementation weaknesses. Only a few of the pre-conditions were met for OSD policy implementation. The information systems required for successful policy implementation, such as the public sector human resource data base and the South African Nursing Council register of specialised nurses were incomplete and inaccurate, thus undermining the process. Insufficient attention was paid to time and resources, dependency relationships, task specification, and communication and coordination. Conclusion The implementation of financial incentives requires careful planning and management in order to avoid loss of morale and staff grievances., Background Mid-level medical workers play an important role in health systems and hold great potential for addressing the human resource shortage, especially in low- and middle-income countries. South Africa began the production of its first mid-level medical workers – known as clinical associates – in small numbers in 2008. Objective We describe the way in which scopes of practice and course design were negotiated and assess progress during the early years. We derive lessons for other countries wishing to introduce new types of mid-level worker. Methods We conducted a rapid assessment in 2010 consisting of a review of 19 documents and 11 semi-structured interviews with a variety of stakeholders. A thematic analysis was performed. Results Central to the success of the clinical associate training programme was a clear definition and understanding of the interests of various stakeholders. Stakeholder sensitivities were taken into account in the conceptualisation of the role and scope of practice of the clinical associate. This was achieved by dealing with quality of care concerns through service-based training and doctor supervision, and using a national curriculum framework to set uniform standards. Conclusions This new mid-level medical worker can contribute to the quality of district hospital care and address human resource shortages. However, a number of significant challenges lie ahead. To sustain and expand on early achievements, clinical associates must be produced in greater numbers and the required funding, training capacity, public sector posts, and supervision must be made available. Retaining the new cadre will depend on the public system becoming an employer of choice. Nonetheless, the South African experience yields positive lessons that could be of use to other countries contemplating similar initiatives., Background In light of an increasing global focus on health system strengthening and integration of vertical programmes within health systems, methods and tools are required to examine whether general health service managers exercise administrative authority over vertical programmes. Objective To measure the extent to which general health service (horizontal) managers, exercise authority over the HIV programme's monitoring and evaluation (M&E) function, and to explore factors that may influence this exercise of authority. Methods This cross-sectional survey involved interviews with 51 managers. We drew ideas from the concept of ‘exercised decision-space’ – traditionally used to measure local level managers’ exercise of authority over health system functions following decentralisation. Our main outcome measure was the degree of exercised authority – classified as ‘low’, ‘medium’ or ‘high’ – over four M&E domains (HIV data collection, collation, analysis, and use). We applied ordinal logistic regression to assess whether actor type (horizontal or vertical) was predictive of a higher degree of exercised authority, independent of management capacity (training and experience), and M&E knowledge. Results Relative to vertical managers, horizontal managers had lower HIV M&E knowledge, were more likely to exercise a higher degree of authority over HIV data collation (OR 7.26; CI: 1.9, 27.4), and less likely to do so over HIV data use (OR 0.19; CI: 0.05, 0.84). A higher HIV M&E knowledge score was predictive of a higher exercised authority over HIV data use (OR 1.22; CI: 0.99, 1.49). There was no association between management capacity and degree of authority. Conclusions This study demonstrates a HIV M&E model that is neither fully vertical nor integrated. The HIV M&E is characterised by horizontal managers producing HIV information while vertical managers use it. This may undermine policies to strengthen integrated health system planning and management under the leadership of horizontal managers., Background Ninety percent of the world's 2.1 million HIV-infected children live in sub-Saharan Africa, and 2.5% of South African children live with HIV. As HIV care and treatment programmes are scaled-up, a rise in loss to follow-up (LTFU) has been observed. Objective The aim of the study was to determine the rate of LTFU in children receiving antiretroviral treatment (ART) and to identify baseline characteristics associated with LTFU in the first year of treatment. We also explored the effect of patient characteristics at 12 months treatment on LTFU in the second year. Methods The study is an analysis of prospectively collected routine data of HIV-infected children at the Harriet Shezi Children's Clinic (HSCC) in Soweto, Johannesburg. Cox proportional hazards models were fitted to investigate associations between baseline characteristics and 12-month characteristics with LTFU in the first and second year on ART, respectively. Results The cumulative probability of LTFU at 12 months was 7.3% (95% CI 7.1–8.8). In the first 12 months on ART, independent predictors of LTFU were age, Background South Africa is experiencing a demographic and epidemiological transition with an increase in population aged 50 years and older and rising prevalence of non-communicable diseases. This, coupled with high HIV and tuberculosis prevalence, puts an already weak health service under greater strain. Objective To measure self-reported chronic health conditions and chronic disease risk factors, including smoking and alcohol use, and to establish their association with health care use in a rural South African population aged 50 years or older. Methods The Study on Global Ageing and Adult Health (SAGE), in collaboration with the INDEPTH Network and the World Health Organization, was implemented in the Agincourt sub-district in rural northeast South Africa where there is a long-standing health and socio-demographic surveillance system. Household-based interviews were conducted in a random sample of people aged 50 years and older. The interview included questions on self-reported health and health care use, and some physical measurements, including blood pressure and anthropometry. Results Four hundred and twenty-five individuals aged 50 years or older participated in the study. Musculoskeletal pain was the most prevalent self-reported condition (41.7%; 95% Confidence Interval [CI] 37.0–46.6) followed by hypertension (31.2%; 95% CI 26.8–35.9) and diabetes (6.1%; 95% CI 4.1–8.9). All self-reported conditions were significantly associated with low self-reported functionality and quality of life, 57% of participants had hypertension, including 44% of those who reported normal blood pressure. A large waist circumference and current alcohol consumption were associated with high risk of hypertension in men, whereas in women, old age, high waist–hip ratio, and less than 6 years of formal education were associated with high risk of hypertension. Only 45% of all participants reported accessing health care in the last 12 months. Those who reported higher use of the health facilities also reported lower levels of functioning and quality of life. Conclusion Self-reported chronic health conditions, especially hypertension, had a high prevalence in this population and were strongly associated with higher levels of health care use. The primary health care system in South Africa will need to provide care for people with non-communicable diseases., Background This article is a review of the PhD thesis by Elizabeth Kimani-Murage that explores the double burden of malnutrition in rural South Africa. This is in the context of a worryingly rapid increase in obesity and obesity-related diseases in low- and middle-income countries (LMICs) including South Africa, and in the wake of on-going nutrition transition and lifestyle changes in these countries. Objective To understand the profiles of malnutrition among children and adolescents in a poor, high HIV prevalent, transitional society in a middle-income country. Methods A cross-sectional growth survey was conducted in 2007 targeting 4,000 children and adolescents aged 1–20 years. In addition, HIV testing was carried out on children aged 1–5 years and Tanner pubertal assessment among adolescents aged 9–20 years. Results The study shows stunting at an early age and adolescent obesity, particularly among girls, that co-exists in the same socio-geographic population. The study also shows that HIV is an independent modifiable risk factor for poor nutritional outcomes in children and makes a significant contribution to nutritional outcomes at the individual level. Significant predictors of undernutrition at an early age, documented at individual, household, and community levels, include child's HIV status, age and birth weight, maternal age, age of household head, and area of residence. Significant predictors of overweight/obesity and risk for metabolic disease during adolescence, documented at individual and household levels include child's age, sex, and pubertal development, household-level food security, socio-economic status, and household head's highest education level. Conclusions The combination of early stunting and adolescent obesity raises critical concerns in the wake of the rising public health importance of metabolic diseases in LMICs. This is because, both paediatric obesity and adult short stature are risk factors for metabolic syndrome and metabolic diseases in adulthood. Clearly, policies and interventions to address malnutrition in this and other transitional societies need to be double-pronged and gender-sensitive., Background Increasing urbanisation and rising unhealthy lifestyle risk factors are contributing to a growing diabetes epidemic in South Africa. In 2000, a study estimated diabetes prevalence to be 5.5% in those aged over 30. Accurate, up-to-date information on the epidemiology and burden of disease due to diabetes and its sequelae is essential in the planning of health services for diabetes management. Objective To calculate the non-fatal burden of disease in Years Lost due to Disability (YLD) due to diabetes and selected sequelae in South Africa in 2009. YLD measures the equivalent loss of life due to ill-health. Methods A series of systematic literature reviews identified data on the epidemiology of diabetes and its sequelae in South Africa. The data identified were then applied to Global Burden of Disease (GBD) methodology to calculate the burden attributable to diabetes. Results Prevalence of type 2 diabetes in South Africa in 2009 is estimated at 9.0% in people aged 30 and older, representing approximately 2 million cases of diabetes. We modelled 8,000 new cases of blindness and 2,000 new amputations annually caused by diabetes. There are 78,900 YLD attributed to diabetes, with 64% coming from diabetes alone, 24% from retinopathy, 6% from amputations, 9% from attributable stroke disability, and 7% from attributable ischemic heart disease disability. Conclusion We estimate that the prevalence of diabetes is increasing in South Africa. Significant disability associated with diabetes is demonstrated. Some of the attributed burden can be prevented through early detection and treatment., Background Non-communicable diseases (NCD) and infectious chronic illnesses are recognised as significant contributing factors to the burden of disease globally, specifically in South Africa, yet clinical management is often poor. The involvement of community health workers (CHWs) in TB and HIV care in South Africa, and other low- and middle-income settings, suggests that they could make an important contribution in the management of NCDs. Objectives Using a rapid assessment, this study examines the outcomes of a pilot CHW programme to improve the management of hypertension and diabetes in Gauteng province, South Africa. Methods A record review compared outcomes of patients receiving home visits (n56) with a control group (n168) attending the clinic, matched, as far as possible, on age, gender, and condition. Focus group discussions and semi-structured interviews with CHWs, patients, district, clinic, and NGO staff were used to obtain descriptions of the functioning of the programme and patient experiences. Results Despite the greater age and co-morbidity among those in the pilot programme, the findings suggest that control of hypertension was improved by CHW home visits in comparison to usual clinic care. However, too few doctor visits, insufficient monitoring of patient outcomes by clinic staff, and a poor procurement process for supplies required by the CHWs hampered the programme's activities. Conclusion The role of CHWs in the management of hypertension should be given greater consideration, with larger studies being conducted to provide more robust evidence. Adequate training, supervision, and operational support will be required to ensure success of any CHW programme., Introduction In South Africa, there are renewed efforts to strengthen primary health care and community health worker (CHW) programmes. This article examines three South African CHW programmes, a small local non-governmental organisation (NGO), a local satellite of a national NGO, and a government-initiated service, that provide a range of services from home-based care, childcare, and health promotion to assist clients in overcoming poverty-related barriers to health care. Methods The comparative case studies, located in Eastern Cape and Gauteng, were investigated using qualitative methods. Thematic analysis was used to identify factors that constrain and enable outreach services to improve access to care. Results The local satellite (of a national NGO), successful in addressing multi-dimensional barriers to care, provided CHWs with continuous training focused on the social determinants of ill-health, regular context-related supervision, and resources such as travel and cell-phone allowances. These workers engaged with, and linked their clients to, agencies in a wide range of sectors. Relationships with participatory structures at community level stimulated coordinated responses from service providers. In contrast, an absence of these elements curtailed the ability of CHWs in the small NGO and government-initiated service to provide effective outreach services or to improve access to care. Conclusion Significant investment in resources, training, and support can enable CHWs to address barriers to care by negotiating with poorly functioning government services and community participation structures.
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- 2013
23. Nudging for Prevention in Occupational Health and Safety in South Africa Using Fiscal Policies.
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de Jager, Pieter, Rees, David, Kisting, Sophia, Kgalamono, Spo, Ndaba, Mpume, Stacey, Nicolas, Tugendhaft, Aviva, and Hofman, Karen
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Currently, in some countries occupational health and safety policy and practice have a bias toward secondary prevention and workers’ compensation rather than primary prevention. Particularly, in emerging economies, research has not adequately contributed to effective interventions and improvements in workers’ health. This article, using South Africa as a case study, describes a methodology for identifying candidate fiscal policy interventions and describes the policy interventions selected for occupational health and safety. It is argued that fiscal policies are well placed to deal with complex intersectoral health problems and to focus efforts on primary prevention. A major challenge is the lack of empirical evidence to support the effectiveness of fiscal policies in improving workers’ health. A second challenge is the underprioritization of occupational health and safety partly due to the relatively small burden of disease attributed to occupational exposures. Both challenges can and should be overcome by (i) conducting policy-relevant research to fill the empirical gaps and (ii) reconceptualizing, both for policy and research purposes, the role of work as a determinant of population health. Fiscal policies to prevent exposure to hazards at work have face validity and are thus appealing, not as a replacement for other efforts to improve health, but as part of a comprehensive effort toward prevention. [ABSTRACT FROM AUTHOR]
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- 2017
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24. Cost of inaction on sugar-sweetened beverage consumption: implications for obesity in South Africa.
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Tugendhaft, Aviva, Manyema, Mercy, Veerman, Lennert J, Chola, Lumbwe, Labadarios, Demetre, and Hofman, Karen J
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BEVERAGE industry ,OBESITY ,DISEASE prevalence ,NON-communicable diseases - Abstract
Objective: To estimate the effect of increased sugar-sweetened beverage (SSB) consumption on future adult obesity prevalence in South Africa in the absence of preventive measures.Design: A model was constructed to simulate the effect of a 2·4 % annual increase in SSB consumption on obesity prevalence. The model computed the change in energy intake assuming a compounding increase in SSB consumption. The population distribution of BMI by age and sex was modelled by fitting measured data from the 2012 South African National Income Dynamics Survey to the log-normal distribution and shifting the mean values.Setting: Over the past decade the prevalence of obesity and related non-communicable diseases has increased in South Africa, as have the sales and availability of SSB. Soft drink sales in South Africa are projected to grow between 2012 and 2017 at an annual compounded growth rate of 2·4 % in the absence of preventive measures to curb consumption.Results: A 2·4 % annual growth in SSB sales alongside population growth and ageing will result in an additional 1 287 000 obese adults in South Africa by 2017, 22 % of which will be due to increased SSB consumption.Conclusions: In order to meet the South African target of reducing the number of people who are obese and/or overweight by 10 % by 2020, the country cannot afford to delay implementing effective population-wide interventions. In the face of plans to increase growth of SSB, the country will soon face even greater challenges in overcoming obesity and related non-communicable diseases. [ABSTRACT FROM AUTHOR]- Published
- 2016
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25. Strategic planning for saving the lives of mothers, newborns and children and preventing stillbirths in KwaZulu-Natal province South Africa: modelling using the Lives Saved Tool (LiST).
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McGee, Shelley-Ann, Chola, Lumbwe, Tugendhaft, Aviva, Mubaiwa, Victoria, Moran, Neil, McKerrow, Neil, Kamugisha, Leonard, and Hofman, Karen
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STRATEGIC planning ,STILLBIRTH ,EPIDEMICS ,CHILD mortality ,MEDICAL decision making ,PREVENTION ,HEALTH care rationing ,HEALTH planning ,INFANT mortality ,MOTHERS ,MATERNAL mortality ,PERINATAL death ,FAMILY planning ,ECONOMICS - Abstract
Background: KwaZulu-Natal province in South Africa has the largest population of children under the age of five and experiences the highest number of child births per annum in the country. Its population has also been ravaged by the dual epidemics of HIV and TB and it has struggled to meet targets for maternal and child mortality. In South Africa's federal system, provinces have decision-making power on the prioritization and allocation of resources within their jurisdiction. As part of strategic planning for 2015-2019, KwaZulu-Natal provincial authorities requested an assessment of current mortality levels in the province and identification and costing of priority interventions for saving additional maternal, newborn and child lives, as well as preventing stillbirths in the province.Methods: The Lives Saved Tool (LiST) was used to determine the set of interventions, which could save the most additional maternal and child lives and prevent stillbirths from 2015-2019, and the costs of these. The impact of family planning was assessed using two scenarios by increasing baseline coverage of modern contraception by 0.5 percentage points or 1 percentage point per annum.Results: A total of 7,043 additional child and 297 additional maternal lives could be saved, and 2,000 stillbirths could be prevented over five years. Seventeen interventions account for 75% of additional lives saved. Increasing family planning contributes to a further reduction of up to 137 maternal and 3,168 child deaths. The set of priority interventions scaled up to achievable levels, with no increase in contraception would require an additional US$91 million over five years or US$1.72 per capita population per year. By increasing contraceptive prevalence by one percentage point per year, overall costs to scale up to achievable coverage package, decrease by US$24 million over five years.Conclusion: Focused attention on a set of key interventions could have a significant impact on averting stillbirths and maternal and neonatal mortality in KwaZulu-Natal. Concerted effort to prioritize family planning will save more lives overall and has the potential to decrease costs in other areas of maternal and child care. [ABSTRACT FROM AUTHOR]- Published
- 2016
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26. Informing road traffic intervention choices in South Africa: the role of economic evaluations.
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Wesson, Hadley K.H., Boikhutso, Nkuli, Hyder, Adnan A., Bertram, Melanie, and Hofman, Karen J.
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SAFETY ,EXPERIMENTAL design ,TRAFFIC accidents ,DRUGGED driving ,SYSTEMATIC reviews ,PUBLIC health ,ACQUISITION of data ,INTERVIEWING ,REGRESSION analysis ,SURVEYS ,BICYCLES ,SAFETY hats ,COST analysis ,AUTOMOBILE driving ,CASE studies ,LITERATURE reviews ,STATISTICAL sampling ,DATA analysis ,SENSITIVITY & specificity (Statistics) ,HEALTH planning ,QUALITY-adjusted life years ,DRUNK driving - Abstract
Introduction: Given the burden of road traffic injuries (RTIs) in South Africa, economic evaluations of prevention interventions are necessary for informing and prioritising public health planning and policy with regard to road safety. Methods: In view of the dearth of RTI cost analysis, and in order to understand the extent to which RTI-related costs in South Africa compare with those in other low- and middle-income countries (LMICs), we reviewed published economic evaluations of RTI-related prevention in LMICs. Results: Thirteen articles were identified, including cost-of-illness and cost-effectiveness studies. Although RTI-related risk factors in South Africa are well described, costing studies are limited. There is minimal information, most of which is not recent, with nothing at all on societal costs. Cost-effective interventions for RTIs in LMICs include bicycle and motorcycle helmet enforcement, traffic enforcement, and the construction of speed bumps. Discussion: Policy recommendations from studies conducted in LMICs suggest a number of cost-effective interventions for consideration in South Africa. They include speed bumps for pedestrian safety, strategically positioned speed cameras, traffic enforcement such as the monitoring of seatbelt use, and breathalyzer interventions. However, interventions introduced in South Africa will need to be based either on South African cost-effectiveness data or on findings adapted from similar middle-income country settings. [ABSTRACT FROM AUTHOR]
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- 2016
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27. Reducing diarrhoea deaths in South Africa: costs and effects of scaling up essential interventions to prevent and treat diarrhoea in under-five children.
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Chola, Lumbwe, Michalow, Julia, Tugendhaft, Aviva, and Hofman, Karen
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DIARRHEA in children ,PEDIATRIC gastroenterology ,MEDICAL care costs ,CHILD death ,PREVENTION - Abstract
Background: Diarrhoea is one of the leading causes of morbidity and mortality in South African children, accounting for approximately 20% of under-five deaths. Though progress has been made in scaling up multiple interventions to reduce diarrhoea in the last decade, challenges still remain. In this paper, we model the cost and impact of scaling up 13 interventions to prevent and treat childhood diarrhoea in South Africa. Methods: Modelling was done using the Lives Saved Tool (LiST). Using 2014 as the baseline, intervention coverage was increased from 2015 until 2030. Three scale up scenarios were compared: by 2030, 1) coverage of all interventions increased by ten percentage points; 2) intervention coverage increased by 20 percentage points; 3) and intervention coverage increased to 99%. Results: The model estimates 13 million diarrhoea cases at baseline. Scaling up intervention coverage averted between 3 million and 5.3 million diarrhoea cases. In 2030, diarrhoeal deaths are expected to reduce from an estimated 5,500 in 2014 to 2,800 in scenario one, 1,400 in scenario two and 100 in scenario three. The additional cost of implementing all 13 interventions will range from US$510 million (US$9 per capita) to US$960 million (US$18 per capita), of which the health system costs range between US$40 million (less than US$1 per capita) and US$170 million (US$3 per capita). Conclusion: Scaling up 13 essential interventions could have a substantial impact on reducing diarrhoeal deaths in South African children, which would contribute toward reducing child mortality in the post-MDG era. Preventive measures are key and the government should focus on improving water, sanitation and hygiene. The investments required to achieve these results seem feasible considering current health expenditure. [ABSTRACT FROM AUTHOR]
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- 2015
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28. Triple return on investment: the cost and impact of 13 interventions that could prevent stillbirths and save the lives of mothers and babies in South Africa.
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Michalow, Julia, Chola, Lumbwe, McGee, Shelley, Tugendhaft, Aviva, Pattinson, Robert, Kerber, Kate, and Hofman, Karen
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MEDICAL care cost control ,MEDICAL care costs ,STILLBIRTH ,LABOR complications (Obstetrics) ,CHILDBIRTH ,PREVENTION ,PHYSIOLOGY - Abstract
Background: The time of labor, birth and the first days of life are the most vulnerable period for mothers and children. Despite significant global advocacy, there is insufficient understanding of the investment required to save additional lives. In particular, stillbirths have been neglected. Over 20 000 stillbirths are recorded annually in South Africa, many of which could be averted. This analysis examines available South Africa specific stillbirth data and evaluates the impact and cost-effectiveness of 13 interventions acknowledged to prevent stillbirths and maternal and newborn mortality. Methods: Multiple data sources were reviewed to evaluate changes in stillbirth rates since 2000. The intervention analysis used the Lives Saved tool (LiST) and the Family Planning module (FamPlan) in Spectrum. LiST was used to determine the number of stillbirths and maternal and neonatal deaths that could be averted by scaling up the interventions to full coverage (99%) in 2030. The impact of family planning was assessed by increasing FamPlan's default 70% coverage of modern contraception to 75% and 80% coverage. Total and incremental costs were determined in the LiST costing module. Cost-effectiveness measured incremental cost effectiveness ratios per potential life years gained. Results: Significant variability exists in national stillbirth data. Using the international stillbirth definition, the SBR was 17.6 per 1 000 births in 2013. Full coverage of the 13 interventions in 2030 could reduce the SBR by 30% to 12.4 per 1 000 births, leading to an MMR of 132 per 100 000 and an NMR of 7 per 1 000 live births. Increased family planning coverage reduces the number of deaths significantly. The full intervention package, with 80% family planning coverage in 2030, would require US$420 million (US$7.8 per capita) annually, which is less than baseline costs of US$550 million (US$10.2 per capita). All interventions were highly cost-effective. Conclusion: This is the first analysis in South Africa to assess the impact of scaling up interventions to avert stillbirths. Improved coverage of 13 interventions that are already recommended could significantly impact the rates of stillbirth and maternal and neonatal mortality. Family planning should also be prioritized to reduce mortality and overall costs. [ABSTRACT FROM AUTHOR]
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- 2015
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29. Closing the mental health treatment gap in South Africa: a review of costs and cost-effectiveness.
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Jack, Helen, Wagner, Ryan G., Petersen, Inge, Thom, Rita, Newton, Charles R., Stein, Alan, Kahn, Kathleen, Tollman, Stephen, and Hofman, Karen J.
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COST effectiveness ,MEDICAL screening ,NEUROLOGICAL disorders ,SUBSTANCE abuse treatment ,SYSTEMATIC reviews ,COST analysis ,TREATMENT programs ,PSYCHIATRIC treatment - Abstract
Background: Nearly one in three South Africans will suffer from a mental disorder in his or her lifetime, a higher prevalence than many low- and middle-income countries. Understanding the economic costs and consequences of prevention and packages of care is essential, particularly as South Africa considers scaling- up mental health services and works towards universal health coverage. Economic evaluations can inform how priorities are set in system or spending changes. Objective: To identify and review research from South Africa and sub-Saharan Africa on the direct and indirect costs of mental, neurological, and substance use (MNS) disorders and the cost-effectiveness of treatment interventions. Design: Narrative overview methodology. Results and conclusions: Reviewed studies indicate that integrating mental health care into existing health systems may be the most effective and cost-efficient approach to increase access to mental health services in South Africa. Integration would also direct treatment, prevention, and screening to people with HIV and other chronic health conditions who are at high risk for mental disorders. We identify four major knowledge gaps: 1) accurate and thorough assessment of the health burdens of MNS disorders, 2) design and assessment of interventions that integrate mental health screening and treatment into existing health systems, 3) information on the use and costs of traditional medicines, and 4) cost-effectiveness evaluation of a range of specific interventions or packages of interventions that are tailored to the national context. [ABSTRACT FROM AUTHOR]
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- 2014
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30. Cost-effectiveness analysis of infant feeding strategies to prevent mother-to-child transmission of HIV in South Africa.
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Maredza, Mandy, Bertram, Melanie Y, Saloojee, Haroon, Chersich, Matthew F, Tollman, Stephen M, and Hofman, Karen J
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VERTICAL transmission (Communicable diseases) ,NEVIRAPINE ,BREASTFEEDING ,CLINICAL trials ,HIV-positive persons ,INFANT formulas ,INFANT nutrition ,PREVENTIVE medicine ,RESEARCH funding ,UNCERTAINTY ,COST analysis ,DATA analysis software ,DESCRIPTIVE statistics ,THERAPEUTICS ,PREVENTION - Abstract
Despite increasing availability of perinatal interventions to prevent mother-to-child transmission (MTCT) of HIV in South Africa, MTCT remains high due to breastfeeding. To inform policy decisions in the country, cost-effectiveness of alternative infant-feeding interventions was conducted. Mathematical modelling was used to simulate post-natal transmission and mortality due to infant feeding in a hypothetical cohort of 1 000 HIV-exposed infants. Lifetime costs to the health system were calculated for each strategy. Interventions compared with current practice were: increasing coverage of extended nevirapine prophylaxis (ENP) to infants from 30% (base case) to 60% without changing current feeding practices; actively supporting breastfeeding with ENP to infants for 12 months; and actively supporting exclusive formula (replacement) feeding for 6 months. HIV-free survival at 24 months and disability-adjusted life years (DALYs) averted were estimated for typical rural and certain urban settings. Base-case analysis revealed that expanding coverage of nevirapine prophylaxis with breastfeeding is cost-saving and improves HIV-free survival. Changing feeding practices is beneficial, depending on context. Breastfeeding is dominant (less costly, more effective) in rural settings, whilst formula feeding is a dominant strategy in urban settings. Cost-effectiveness was most sensitive to proportion of women on lifelong antiretroviral therapy (ART) and infant mortality rate (IMR). When >55% of women are on ART, breastfeeding dominates in the urban settings modelled, whilst formula feeding is cost-effective in rural settings when IMR ≤ 45/1000. The study concludes that strategies to support breastfeeding are essential. Strengthening health systems is critical to ensure optimal nevirapine delivery during breastfeeding. A case can be made for formula feeding or breastfeeding in HIV-infected women in specific contexts. [ABSTRACT FROM PUBLISHER]
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- 2013
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31. Addressing research capacity for health equity and the social determinants of health in three African countries: the INTREC programme.
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Hofman, Karen, Blomstedt, Yulia, Addei, Sheila, Kalage, Rose, Maredza, Mandy, Sankoh, Osman, Bangha, Martin, Kahn, Kathleen, Becher, Heiko, Haafkens, Joke, and Kinsman, John
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EDUCATION of research personnel , *ACADEMIC achievement , *ENDOWMENT of research , *EXECUTIVES , *HEALTH services accessibility , *HEALTH status indicators , *INTELLECT , *INTERNET , *INTERVIEWING , *LEARNING , *EVALUATION of medical care , *MEDICAL research , *POLICY sciences , *PUBLIC health , *STATISTICAL sampling , *HEALTH & social status - Abstract
Background: The importance of tackling economic, social and health-related inequities is increasingly accepted as a core concern for the post-Millennium Development Goal framework. However, there is a global dearth of high-quality, policy-relevant and actionable data on inequities within populations, which means that development solutions seldom focus on the people who need them most. INTREC (INDEPTH Training and Research Centres of Excellence) was established with this concern in mind. It aims to provide training for researchers from the INDEPTH network on associations between health inequities, the social determinants of health (SDH), and health outcomes, and on presenting their findings in a usable form to policy makers. Objective: As part of a baseline situation analysis for INTREC, this paper assesses the current status of SDH training in three of the African INTREC countries - Ghana, Tanzania, and South Africa - as well as the gaps, barriers, and opportunities for training. Methods: SDH-related courses from the three countries were identified through personal knowledge of the researchers, supplemented by snowballing and online searches. Interviews were also conducted with, among others, academics engaged in SDH and public health training in order to provide context and complementary material. Information regarding access to the Internet, as a possible INTREC teaching medium, was gathered in each country through online searches. Results: SDH-relevant training is available, but 1) the number of places available for students is limited; 2) the training tends to be public-health-oriented rather than inclusive of the broader, multi-sectoral issues associated with SDH; and 3) insufficient funding places limitations on both students and on the training institutions themselves, thereby affecting participation and quality. We also identified rapidly expanding Internet connectivity in all three countries, which opens up opportunities for e-learning on SDH, though the current quality of the Internet services remains mixed. Conclusions: SDH training is currently in short supply, and there is a clear role for INTREC to contribute to the training of a critical mass of African researchers on the topic. This work will be accomplished most effectively by building on pre-existing networks, institutions, and methods. [ABSTRACT FROM AUTHOR]
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- 2013
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32. The non-fatal disease burden caused by type 2 diabetes in South Africa, 2009.
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Bertram, Melanie Y., Jaswal, Aneil V. S., Van Wyk, Victoria Pillay, Levitt, Naomi S., and Hofman, Karen J.
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CORONARY heart disease complications ,DIABETES complications ,AMPUTATION ,BLINDNESS ,DIABETES ,DISEASES ,LIFE expectancy ,MEDLINE ,ONLINE information services ,PEOPLE with disabilities ,STROKE ,SYSTEMATIC reviews ,DISEASE management ,DESCRIPTIVE statistics - Abstract
Background: Increasing urbanisation and rising unhealthy lifestyle risk factors are contributing to a growing diabetes epidemic in South Africa. In 2000, a study estimated diabetes prevalence to be 5.5% in those aged over 30. Accurate, up-to-date information on the epidemiology and burden of disease due to diabetes and its sequelae is essential in the planning of health services for diabetes management. Objective: To calculate the non-fatal burden of disease in Years Lost due to Disability (YLD) due to diabetes and selected sequelae in South Africa in 2009. YLD measures the equivalent loss of life due to ill-health. Methods: A series of systematic literature reviews identified data on the epidemiology of diabetes and its sequelae in South Africa. The data identified were then applied to Global Burden of Disease (GBD) methodology to calculate the burden attributable to diabetes. Results: Prevalence of type 2 diabetes in South Africa in 2009 is estimated at 9.0% in people aged 30 and older, representing approximately 2 million cases of diabetes. We modelled 8,000 new cases of blindness and 2,000 new amputations annually caused by diabetes. There are 78,900 YLD attributed to diabetes, with 64% coming from diabetes alone, 24% from retinopathy, 6% from amputations, 9% from attributable stroke disability, and 7% from attributable ischemic heart disease disability. Conclusions: We estimate that the prevalence of diabetes is increasing in South Africa. Significant disability associated with diabetes is demonstrated. Some of the attributed burden can be prevented through early detection and treatment. [ABSTRACT FROM AUTHOR]
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- 2013
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33. ‘First 1000 days’ health interventions in low- and middle-income countries: alignment of South African policies with high-quality evidence.
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English, René, Peer, Nazia, Honikman, Simone, Tugendhaft, Aviva, and Hofman, Karen J
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HEALTH policy ,CHILD health services ,CHILD mortality ,DISEASES ,EXECUTIVES ,INFANT mortality ,MEDICAL databases ,INFORMATION storage & retrieval systems ,EVALUATION of medical care ,MEDICAL personnel ,META-analysis ,MATERNAL mortality ,POLICY sciences ,POSTPARTUM depression ,PREGNANCY ,PRENATAL care ,TIME ,SYSTEMATIC reviews ,EVIDENCE-based medicine ,PROFESSIONAL practice ,MIDDLE-income countries ,LOW-income countries - Abstract
Background: In South Africa (SA), despite adoption of international strategies and approaches, maternal, neonatal and child (MNC) morbidity and mortality rates have not sufficiently declined. Objectives: To conduct an umbrella review (UR) that identifies interventions in low- and middle-income countries, with a high-quality evidence base, that improve MNC morbidity and mortality outcomes within the first 1000 days of life; and to assess the incorporation of the evidence into local strategies, guidelines and documents. Methods: We included publications about women and children in the first 1000 days of life; healthcare professionals and community members. Comparators were those who did not receive the intervention. Interventions were pharmacological and non-pharmacological. Outcomes were MNC morbidity and mortality. Authors conducted English language electronic and manual searches (2000–2013). The quality of systematic reviews and meta-analyses (SRs/MAs) were reviewed. Interventions were ranked according to level of evidence; and then aligned with SA strategies, policies and guidelines. A tool to extract data was developed and used by two authors who independently extracted data. Summary measures from MAs or summaries of SRs were reviewed and the specificities of the various interventions listed. A search of all local high-level documents was done and these were assessed to determine the specificities of the recommendations and their alignment to the evidence. Results: In total, 19 interventions presented in 32 SRs were identified. Overall, SA’s policymakers have sufficiently included high-quality evidence-based interventions into local policies. However, optimal period of birth spacing (two to five years) is not explicitly promoted nor was ante- and postnatal depression adequately incorporated. Antenatal care visits should be increased from four to about eight according to the evidence. Conclusion: Incorporation of existing evidence into policies can be strengthened in SA. The UR methods are useful to inform policymaking and identify research gaps. RESPONSIBLE EDITOR Nawi Ng, Umeå University, Sweden [ABSTRACT FROM PUBLISHER]
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- 2017
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34. A cost-effectiveness analysis of South Africa's seasonal influenza vaccination programme.
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Edoka, Ijeoma, Kohli-Lynch, Ciaran, Fraser, Heather, Hofman, Karen, Tempia, Stefano, McMorrow, Meredith, Ramkrishna, Wayne, Lambach, Philipp, Hutubessy, Raymond, and Cohen, Cheryl
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SEASONAL influenza , *INFLUENZA vaccines , *MEDICAL personnel , *INFLUENZA , *QUALITY-adjusted life years , *HIV-positive women , *HIV infections , *HIV infection transmission - Abstract
• CETSIV is useful for assessing the cost-effectiveness of influenza vaccines. • Influenza vaccination is cost-effective for most vulnerable groups in South Africa. • A budget impact analysis is useful for supporting expansions of the programme. Seasonal influenza imposes a significant health and economic burden in South Africa, particularly in populations vulnerable to severe consequences of influenza. This study assesses the cost-effectiveness of South Africa's seasonal influenza vaccination strategy, which involves vaccinating vulnerable populations with trivalent inactivated influenza vaccine (TIV) during routine facility visits. Vulnerable populations included in our analysis are persons aged ≥ 65 years; pregnant women; persons living with HIV/AIDS (PLWHA), persons of any age with underlying medical conditions (UMC) and children aged 6–59 months. We employed the World Health Organisation's (WHO) Cost Effectiveness Tool for Seasonal Influenza Vaccination (CETSIV), a decision tree model, to evaluate the 2018 seasonal influenza vaccination campaign from a public healthcare provider and societal perspective. CETSIV was populated with existing country-specific demographic, epidemiologic and coverage data to estimate incremental cost-effectiveness ratios (ICERs) by comparing costs and benefits of the influenza vaccination programme to no vaccination. The highest number of clinical events (influenza cases, outpatient visits, hospitalisation and deaths) were averted in PLWHA and persons with other UMCs. Using a cost-effectiveness threshold of US$ 3 400 per quality-adjusted life year (QALY), our findings suggest that the vaccination programme is cost-effective for all vulnerable populations except for children aged 6–59 months. ICERs ranged from ~US$ 1 750 /QALY in PLWHA to ~US$ 7 500/QALY in children. In probabilistic sensitivity analyses, the vaccination programme was cost-effective in pregnant women, PLWHA, persons with UMCs and persons aged ≥65 years in >80% of simulations. These findings were robust to changes in many model inputs but were most sensitive to uncertainty in estimates of influenza-associated illness burden. South Africa's seasonal influenza vaccination strategy of opportunistically targeting vulnerable populations during routine visits is cost-effective. A budget impact analysis will be useful for supporting future expansions of the programme. [ABSTRACT FROM AUTHOR]
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- 2021
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35. Sugar-based beverage taxes and beverage prices: Evidence from South Africa's Health Promotion Levy.
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Stacey, Nicholas, Mudara, Caroline, Ng, Shu Wen, van Walbeek, Corné, Hofman, Karen, and Edoka, Ijeoma
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BEVERAGE laws , *BEVERAGES , *CARBONATES , *HEALTH promotion , *PRODUCT liability , *TAXATION - Abstract
A growing number of jurisdictions are introducing taxes on sugar-sweetened beverages (SSBs) in efforts to reduce sugar intake, obesity, and associated metabolic conditions. A key dimension of the impact of such taxes is how they induce changes in the prices of the taxed beverages and their un-taxed substitutes. At present these taxes have typically been based solely on volume. More recently, however, due to the potential to target the source of SSBs' health harms and to incentivize product reformulation, SSB taxes are being levied based on sugar content. In April of 2018 South Africa implemented such a tax, the Health Promotion Levy (HPL), at a rate of 0.021 ZAR (approximately 0.15 US cents) for each gram of sugar over an initial threshold of 4 g/100 ml. Drawing on a dataset of price observations (N = 71, 677) collected in South Africa between January 2013 and March 2019, we study changes in beverage prices following the introduction of the HPL. We find null price increases among un-taxed beverages and find significant price increases for carbonates, the largest taxed product category. However, within carbonates we find similar increases in price for low- and high-sugar brands, despite the underlying difference in tax liability. In addition, while we find evidence of product reformulation, we find significant price increases among the brands that reduced their sugar content. While the findings are broadly consistent with the price changes of volume-based SSB taxes, future considerations of price effects of sugar-based SSB taxes need to account for the opportunity for intra-firm heterogeneity in price response among large multi-product firms. • In April of 2018, South Africa implemented a tax on sugar-sweetened beverages. • Prices of carbonates increased by 1.006 ZAR/litre post the introduction of the tax. • Prices of untaxed beverages did not increase. • Among carbonates, price increases were not greater for higher sugar beverages. [ABSTRACT FROM AUTHOR]
- Published
- 2019
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