127 results on '"van Kleef, E"'
Search Results
2. Adolescents’ exposure to and evaluation of food promotions on social media: a multi-method approach
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van der Bend, D. L. M., Jakstas, T, van Kleef, E, Shrewsbury, V. A., and Bucher, T
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- 2022
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3. Seasonality of urinary tract infections in the United Kingdom in different age groups : longitudinal analysis of The Health Improvement Network (THIN)
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ROSELLO, A., POUWELS, K. B., DE CELLÈS, M. DOMENECH, VAN KLEEF, E., HAYWARD, A. C., HOPKINS, S., ROBOTHAM, J. V., SMIESZEK, T., OPATOWSKI, L., and DEENY, S. R.
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- 2018
4. Does appropriate empiric antibiotic therapy modify intensive care unit-acquired Enterobacteriaceae bacteraemia mortality and discharge?
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Pouwels, K.B., Van Kleef, E., Vansteelandt, S., Batra, R., Edgeworth, J.D., Smieszek, T., and Robotham, J.V.
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- 2017
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5. Increased Expression of Glomerular von Willebrand Factor after Irradiation of the Mouse Kidney
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van Kleef, E. M., Oussoren, Y. G., Verheij, M., van de Pavert, I., Braunhut, S. J., Dewit, L. G. H., and Stewart, F. A.
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- 1998
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6. Dynamics of the Simplest Chlorine Atom Reaction: An Experimental and Theoretical Study
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Alagia, M., Balucani, N., Cartechini, L., Casavecchia, P., van Kleef, E. H., Volpi, G. G., Aoiz, F. J., Bañares, L., Schwenke, D. W., Allison, T. C., Mielke, S. L., and Truhlar, D. G.
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- 1996
7. Seasonal changes in the incidence of Escherichia coli bloodstream infection: variation with region and place of onset
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Deeny, S.R., van Kleef, E., Bou-Antoun, S., Hope, R.J., and Robotham, J.V.
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- 2015
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8. Excess length of stay and mortality due to Clostridium difficile infection: a multi-state modelling approach
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van Kleef, E., Green, N., Goldenberg, S.D., Robotham, J.V., Cookson, B., Jit, M., Edmunds, W.J., and Deeny, S.R.
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- 2014
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9. The quality of food risk management in Europe: Perspectives and priorities
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Houghton, J.R., Rowe, G., Frewer, L.J., Van Kleef, E., Chryssochoidis, G., Kehagia, O., Korzen-Bohr, S., Lassen, J., Pfenning, U., and Strada, A.
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- 2008
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10. P402 Nemaline myopathy type 6 caused by variants in the KBTBD13 gene: A cross-sectional study of 24 patients
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Van Kleef, E., Bouman, K., Molenaar, J., Küsters, B., Groothuis, J., Olivé, M., Malfatti, E., Kamsteeg, E., Van Engelen, B., Ottenheijm, C., Doorduin, J., and Voermans, N.
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- 2023
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11. Factors influencing SARS-CoV-2 infection rate in Belgian nursing home residents during the first wave of COVID-19 pandemic.
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Peckeu-Abboud, L., van Kleef, E., Smekens, T., Latour, K., Dequeker, S., Int Panis, L., and Laga, M.
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In April 2020, Belgium experienced high numbers of fatal COVID-19 cases among nursing home (NH) residents. In response, a mass testing campaign was organised testing all NH residents and staff. We analysed the data of Flemish NHs to identify institutional factors associated with increased SARS-CoV-2 infection rates among NH residents. Cross-sectional study was conducted between 8 April and 15 May 2020. Data collected included demographics, group category (i.e. staff or resident), symptom status and test result. We retrieved additional data: number of beds and staff, type of beds (level of dependency of residents) and ownership (public, private for profit/non-profit institutions). Risk factor analysis was performed using negative binomial regression. In total, 695 NHs were included, 282 (41%) had at least one resident tested positive. Higher infection rate among residents was associated with a higher fraction of RVT beds, generally occupied by more dependent residents (incidence rate ratio (IRR) 1.97; 95% CI 1.00–3.86) and higher staff infection rate (IRR 1.89; 95% CI 1.68–2.12). No relationship was found between other investigated NH characteristics and infection rate among residents. Staff-resident interactions are key in SARS-CoV-2 transmission dynamics. Vaccination, regular staff testing, assessment of infection prevention and control strategies in all NHs are needed to face future SARS-CoV-2 epidemics in these settings. [ABSTRACT FROM AUTHOR]
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- 2022
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12. CONGENITAL MUSCULAR DYSTROPHIES: EP.69 LAST STRONG: LAMA2 and SELENON to study trial readiness, outcome measures and natural history
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Bouman, K., Groothuis, J., Doorduin, J., van Alfen, N., ten Cate, F. Udink, van den Heuvel, F., Nijveldt, R., van Tilburg, W., Buckens, S., Dittrich, A., Draaisma, J., Janssen, M., Kamsteeg, E., van Kleef, E., Smeitink, J., van Tienen, F., Smeets, H., van Engelen, B., Erasmus, C., and Voermans, N.
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- 2021
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13. CONGENITAL MYOPATHIES 1 – NEMALINE: P.24 Respiratory muscle weakness in nemaline myopathy patients
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van Kleef, E., Ottenheijm, C., Gaytant, M., de Weerd, W., Vosse, B., van Engelen, B., Voermans, N., and Doorduin, J.
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- 2020
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14. CONGENITAL MYOPATHIES 1 – NEMALINE: P.18 KBTBD13, NEM6 congenital myopathy: deep muscle phenotyping reveals ring-rods fibers, nuclear clumps, and protein aggregates as new morphologic markers
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Bouman, K., Küsters, B., De Winter, J., Gllet, C., Van Kleef, E., Eshuis, L., Brochier, G., Madelaine, A., Labasse, C., Boulogne, C., Van Engelen, B., Ottenheijm, C., Olive, M., Romero, N., Voermans, N., and Malfatti, E.
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- 2020
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15. Reduction in Clostridium difficile environmental contamination by hospitalized patients treated with fidaxomicin
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Biswas, J.S., Patel, A., Otter, J.A., Wade, P., Newsholme, W., van Kleef, E., and Goldenberg, S.D.
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- 2015
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16. P.162Novel Kbtbd13R408C-knockin mouse model phenocopies NEM6 myopathy
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de Winter, J., Yuen, M., Van der Pijl, R., Li, F., Shengyi, S., Conijn, S., Van de Locht, M., Bogaards, S., van Kleef, E., Bryson-Richardson, R., Campbell, K., Ma, W., Irving, T., Malfatti, E., Granzier, H., van Engelen, B., Voermans, N., and Ottenheijm, C.
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- 2019
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17. Effects of bread roll unit size on bread and energy intake in children
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van Kleef, E., Rijk, L., Vrijhof, M., Polet, I., Vingerhoeds, M., and de Wijk, R.
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- 2016
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18. What Predicts Whether a Child Will Be at Risk for Obesity?
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Wansink, Brian and van Kleef, E.
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- 2014
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19. Successful Development of Satiety Enhancing Food Products: Towards a Multidisciplinary Agenda of Research Challenges.
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Van Kleef, E., Van Trijp, J.C.M., Van Den Borne, J.J.G.C., and Zondervan, C.
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STIMULUS satiation , *OBESITY , *APPETITE , *FOOD science , *BEHAVIOR , *REGULATION of ingestion - Abstract
In the context of increasing prevalence of overweight and obesity in societies worldwide, enhancing the satiating capacity of foods may help people control their energy intake and weight. This requires an integrated approach between various food-related disciplines. By structuring this approach around the new product development process, this paper aims to present the contours of such an integrative approach by going through the current state of the art around satiety enhancing foods. It portrays actual food choice as the end result of a complex interaction between internal satiety signals, other food benefits, and environmental cues. Three interrelated routes to satiating enhancement are to change the food composition to develop stronger physiological satiation and satiety signals, anticipate and build on smart external stimuli at the moment of purchase and consumption, and improve palatability and acceptance of satiety enhanced foods. Key research challenges in achieving these routes in the field of nutrition, food technology, consumer, marketing, and communication are outlined. [ABSTRACT FROM AUTHOR]
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- 2012
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20. Consumer preferences for front-of-pack calories labelling.
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van Kleef E, van Trijp H, Paeps F, Fernández-Celemín L, van Kleef, Ellen, van Trijp, Hans, Paeps, Frederic, and Fernández-Celemín, Laura
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Objective: In light of the emerging obesity pandemic, front-of-pack calories labels may be an important tool to assist consumers in making informed healthier food choices. However, there is little prior research to guide key decisions on whether caloric content should be expressed in absolute terms or relative to recommended daily intake, whether it should be expressed in per serving or per 100 g and whether the information should be further brought alive for consumers in terms of what the extra calorie intake implies in relation to activity levels. The present study aimed at providing more insight into consumers' appreciation of front-of-pack labelling of caloric content of food products and their specific preferences for alternative execution formats for such information in Europe.Design: For this purpose, eight executions of front-of-pack calorie flags were designed and their appeal and information value were extensively discussed with consumers through qualitative research in four different countries (Germany, The Netherlands, France and the UK).Results: The results show that calories are well-understood and that participants were generally positive about front-of-pack flags, particularly when flags are uniform across products. The most liked flags are the simpler flags depicting only the number of calories per serving or per 100 g, while more complex flags including references to daily needs or exercise and the flag including a phrase referring to balanced lifestyle were least preferred. Some relevant differences between countries were observed. Although participants seem to be familiar with the notion of calories, they do not seem to fully understand how to apply them.Conclusion: From the results, managerial implications for the design and implementation of front-of-pack calorie labelling as well as important directions for future research are discussed. [ABSTRACT FROM AUTHOR]- Published
- 2008
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21. Consumer Evaluations of Food Risk Management Quality in Europe.
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Van Kleef, E., Houghton, J. R., Krystallis, A., Pfenning, U., Rowe, G., Van Dijk, H., Van der Lans, I. A., and Frewer, L. J.
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HEALTH risk assessment ,FOOD quality ,RISK management in business ,RISK assessment ,RISK managers - Abstract
In developing and implementing appropriate food risk management strategies, it is important to understand how consumers evaluate the quality of food risk management practices. The aim of this study is to model the underlying psychological factors influencing consumer evaluations of food risk management quality using structural equation modeling techniques (SEM), and to examine the extent to which the influence of these factors is country-specific (comparing respondents from Denmark, Germany, Greece, Slovenia, and the United Kingdom). A survey was developed to model the factors that drive consumer evaluations of food risk management practices and their relative importance ( n= 2,533 total respondents). The measurement scales included in the structural model were configurally and metrically invariant across countries. Results show that some factors appear to drive perceptions of effective food risk management in all the countries studied, such as proactive consumer protection, which was positively related to consumers' evaluation of food risk management quality, while opaque and reactive risk management was negatively related to perceived food risk management quality. Other factors appeared to apply only in certain countries. For example, skepticism in risk assessment and communication practices was negatively related to food risk management quality, particularly so in the UK. Expertise of food risk managers appeared to be a key factor in consumers' evaluation of food risk management quality in some countries. However, trust in the honesty of food risk managers did not have a significant effect on food risk management quality. From the results, policy implications for food risk management are discussed and important directions for future research are identified. [ABSTRACT FROM AUTHOR]
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- 2007
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22. Influence of acetylsalicylic acid on development of radiation-induced nephropathy.
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Van Kleef, E. M., Poele, J. A. M. TE, Oussoren, Y. G., Van Der Wal, A., Dewi, L. G. H., and Stewart, F. A.
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ASPIRIN , *KIDNEY diseases , *PHYSIOLOGICAL effects of radiation - Abstract
Purpose: Previous studies have demonstrated that long-term treatment with acetylsalicylic acid (ASA) can significantly reduce the renal functional impairment that develops after high doses of irradiation. The effect is hypothesized to be mediated by selective inhibition of thromboxane A[sub 2] synthesis and inhibition of platelet aggregation. The present study was undertaken to investigate this phenomenon further using more clinically relevant fractionated and re-irradiation schedules. Methods and materials: Groups of mice were given bilateral renal irradiation with a series of four or 20 daily fractions of X-rays, or 10 daily fractions with a single dose of re-irradiation (0-10Gy) after 27 weeks. Half the mice received ASA in drinking water (2.4 g.l[sup -1]) from 1 week before the start of irradiation and continuously throughout the follow-up period. Renal function was assessed by clearance of [[sup 51]Cr]EDTA, about every 4 weeks for up to 80 weeks after the start of treatment. Histological damage in representative groups of mice was also assessed. Results: Oral administration of ASA caused inhibition of thromboxane A2 synthesis (to < 36% of controls) and a strong inhibition of platelet aggregation in whole mouse blood (ex vivo). Prolonged treatment with ASA also resulted in a small, non-significant reduction of radiation-induced renal functional damage. No reduction in histological damage was seen in the ASA treated mice. Conclusion: Long-term oral administration of ASA gave only a modest, non-significant reduction of renal radiation injury after clinically relevant fractionated irradiation schedules. [ABSTRACT FROM AUTHOR]
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- 2000
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23. Embedding risk monitoring in infectious disease surveillance for timely and effective outbreak prevention and control.
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Ingelbeen B, van Kleef E, Mbala P, Danis K, Macicame I, Hens N, Cleynen E, and van der Sande MAB
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- Humans, Communicable Diseases epidemiology, Communicable Disease Control methods, Population Surveillance methods, Risk Assessment, Disease Outbreaks prevention & control
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Epidemic intelligence efforts aim to predict, timely detect and assess (re-)emerging pathogens, guide and evaluate infectious disease prevention or control. We emphasise the underused potential of integrating the monitoring of risks related to exposure, disease or death, particularly in settings where limited diagnostic capacity and access to healthcare hamper timely prevention/control measures. Monitoring One Health exposures, human behaviour, immunity, comorbidities, uptake of control measures or pathogen characteristics can complement facility-based surveillance in generating signals of imminent or ongoing outbreaks, and in targeting preventive/control interventions or epidemic preparedness to high-risk areas or subpopulations. Low-cost risk data sources include electronic medical records, existing household/patient/environmental surveys, Health and Demographic Surveillance Systems, medicine distribution and programmatic data. Public health authorities need to identify and prioritise risk data that effectively fill gaps in intelligence that facility-based surveillance can not timely or accurately answer, determine indicators to generate from the data, ensure data availability, regular analysis and dissemination., Competing Interests: Competing interests: None declared., (© Author(s) (or their employer(s)) 2025. Re-use permitted under CC BY. Published by BMJ Group.)
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- 2025
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24. Effects of increased availability and economic incentives on preadolescents' healthier beverages choices: An experimental study.
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van Nee RL, Mulder F, van Kleef E, and van Trijp HCM
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- Humans, Child, Female, Male, Adolescent, Diet, Healthy economics, Diet, Healthy psychology, Parents psychology, Taxes, Commerce, Choice Behavior, Motivation, Beverages economics, Food Preferences psychology
- Abstract
This field experimental study examined how increased availability and economic incentives for healthier beverages affect preadolescents' actual healthier beverage choices in a real-world setting. In addition, the impact of preadolescents' descriptive norm towards healthier beverages, price awareness and parental restrictive rules regarding beverage consumption were explored. During the experiment, preadolescents could independently buy two beverages from an assortment with a total of eight beverages. A 2x2 between-subjects design was used, manipulating the presence of increased availability of healthier beverages and economic incentives (taxes for unhealthier beverages and subsidies for healthier beverages). A total of 305 preadolescents between 8 and 14 years old (M = 10.18, SD = 1.74) participated, each accompanied by one of their respective parents. Results showed that preadolescents were more likely to choose healthier beverages and perceived a higher descriptive norm towards healthier beverages when the assortment included increased relative availability of healthier beverages. Economic incentives and price awareness did not impact healthier beverage choices. Preadolescents were less likely to choose healthier beverages when parents reported higher levels of restrictive rules regarding beverage consumption. Results of the study suggest that increasing relative availability of healthier options could be a promising intervention strategy to support preadolescents in making healthier choices., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have influenced the work reported in this paper., (Copyright © 2024 The Authors. Published by Elsevier Ltd.. All rights reserved.)
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- 2024
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25. Bringing down barriers to children's healthy eating: a critical review of opportunities, within a complex food system.
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Varela P, De Rosso S, Ferreira Moura A, Galler M, Philippe K, Pickard A, Rageliene T, Sick J, van Nee R, Almli VL, Ares G, Grønhøj A, Spinelli S, and van Kleef E
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- Humans, Child, Adolescent, Food Supply, Health Promotion, Health Literacy, Diet, Healthy, Feeding Behavior psychology, Food Preferences psychology
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This narrative review revises the scientific evidence of recent years on healthy eating in children and adolescents, making sense of promising avenues of action, from a food system perspective. A conceptual framework is provided to better understand how eating habits of children and adolescents are shaped to identify key multisectoral approaches that should be implemented to promote healthier diets. The following influencing factors are discussed: individual factors (physiological and psychological factors, food preferences and food literacy competencies), factors within the personal and socio-cultural food environments, external food environments, and the supply chain. In each section, the main barriers to healthy eating are briefly discussed focussing on how to overcome them. Finally, a discussion with recommendations of actions is provided, anchored in scientific knowledge, and transferable to the general public, industry, and policymakers. We highlight that multidisciplinary approaches are not enough, a systems approach, with a truly holistic view, is needed. Apart from introducing systemic changes, a variety of interventions can be implemented at different levels to foster healthier diets in children through fostering healthier and more sustainable food environments, facilitating pleasurable sensory experiences, increasing their food literacy, and enhancing their agency by empowering them to make better food related decisions. Acknowledging children as unique individuals is required, through interpersonal interactions, as well as their role in their environments. Actions should aim to enable children and adolescents as active participants within sustainable food systems, to support healthier dietary behaviours that can be sustained throughout life, impacting health at a societal level.
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- 2024
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26. My feed is what I eat? A qualitative study on adolescents' awareness and appreciation of food marketing on social media.
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van der Bend DLM, Beunke TA, Shrewsbury VA, Bucher T, and van Kleef E
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- Humans, Adolescent, Female, Male, Netherlands, Adolescent Behavior psychology, Food, Awareness, Social Media, Qualitative Research, Marketing methods, Food Preferences psychology
- Abstract
Background: Adolescents spend much of their time online and hence are exposed to a lot of non-core (energy-dense, nutrient-poor) social media food marketing (SMFM). This may influence their dietary choices and health. This present study aimed to investigate adolescents' perceptions towards SMFM; that is, their recognition and appreciation of SMFM., Methods: Semi-structured one-on-one interviews were conducted with Dutch adolescents aged 13-16 years (n = 16), on Skype. Examples of food promotions on Instagram, Snapchat, TikTok and YouTube were discussed with adolescents., Results: Adolescents' reasons for recognising and appreciating or liking SMFM were often related to the level of product integration. Factors that determined participants' recognition of SMFM included product focus (e.g., brand or product prominence), sponsorship disclosure, type of content (paid, influencer and peer-generated content) and promotional strategy (e.g., discounts, promotional texts, layout). Participants' appreciation of SMFM was determined by the format of a post (image, video, text, pop-up), trustworthiness of the source (brand, celebrity, friend/peer), type of product promoted (core, non-core) and appearance or layout of a post (e.g., professionalism, appeal)., Conclusions: The present study contributes to the ongoing debate on how to increase adolescents' resilience to commercial messages that promote non-core foods. Adolescents mostly enjoy watching non-core video content from peers or influencers and do not perceive this as food marketing. It is recommended that future studies investigate the effects of earned social media marketing formats (i.e., unpaid peer and influencer endorsements) promoting non-core foods on adolescents' dietary intake, and how they can be made more critical towards such types of SMFM., (© 2024 The Author(s). Journal of Human Nutrition and Dietetics published by John Wiley & Sons Ltd on behalf of British Dietetic Association.)
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- 2024
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27. Decoupling of desire and salivation over repeated chocolate consumption and the moderating role of food legalizing.
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Kaan J and van Kleef E
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- Humans, Female, Male, Young Adult, Adult, Eating physiology, Eating psychology, Feeding Behavior physiology, Feeding Behavior psychology, Adolescent, Chocolate, Salivation physiology
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This study aimed to investigate the responses in desire and salivation during repeated chocolate consumption, and examining how these responses are influenced by a relaxed relationship with food, or 'food legalizing'. Salivation is often used as a proxy for desire, though evidence for this correlation is mixed. We hypothesized that both desire and salivation would decrease with repeated chocolate intake. Additionally, research has suggested that eating styles may affect habituation rates. We proposed that individuals with the food legalizing trait would habituate more rapidly to chocolate, providing an alternative mechanism to reward sensitivity associated with restrained eating. Fifty healthy-weight individuals participated in the study, consuming five blocks of chocolate (each 4 g, 22 calories) over trials. After the trials, participants were allowed to eat as much chocolate as they desired. The results showed that salivation was not correlated with self-reported desire over repeated chocolate consumption. While desire decreased with repeated intake and predicted ad libitum consumption, salivation increased and did not predict ad libitum consumption. Furthermore, food legalizing moderated the rate of responding in terms of the desire to eat but did not affect salivary flow. These findings suggest that salivation is not a reliable physiological measure of desire when eating chocolate. Instead, salivation appears to reflect sensitization to the sensory characteristics of chocolate and is less predictive of subsequent ad libitum chocolate consumption than self-reported desire. Lastly, having a carefree relationship with chocolate may help regulate its consumption, highlighting the potential benefits of a relaxed attitude toward food., Competing Interests: Declaration of Competing Interest The authors declare no conflict of interest., (Copyright © 2024 The Authors. Published by Elsevier B.V. All rights reserved.)
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- 2024
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28. The Intertwinement of the Physical and Digital Worlds in the Development of Food Literacy Competencies.
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Ares G, De Rosso S, Mueller C, Philippe K, Pickard A, Nicklaus S, van Kleef E, and Varela P
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- 2024
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29. Mild and moderate COVID-19 during Alpha, Delta and Omicron pandemic waves in urban Maputo, Mozambique, December 2020-March 2022: A population-based surveillance study.
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Ingelbeen B, Cumbane V, Mandlate F, Barbé B, Nhachungue SM, Cavele N, Manhica C, Cubai C, Nguenha NMC, Lacroix A, Mariën J, de Weggheleire A, van Kleef E, Selhorst P, van der Sande MAB, Peeters M, Widdowson MA, Ismael N, and Macicame I
- Abstract
In sub-Saharan Africa, reported COVID-19 numbers have been lower than anticipated, even when considering populations' younger age. The extent to which risk factors, established in industrialised countries, impact the risk of infection and of disease in populations in sub-Saharan Africa, remains unclear. We estimated the incidence of mild and moderate COVID-19 in urban Mozambique and analysed factors associated with infection and disease in a population-based surveillance study. During December 2020-March 2022, 1,561 households (6,049 participants, median 21 years, 54.8% female, 7.3% disclosed HIV positive) of Polana Caniço, Maputo, Mozambique, were visited biweekly to report respiratory symptoms, anosmia, or ageusia, and self-administer a nasal swab for SARS-CoV-2 testing. Every three months, dried blood spots of a subset of participants (1,412) were collected for detection of antibodies against SARS-CoV-2 spike glycoprotein and nucleocapsid protein. Per 1000 person-years, 364.5 (95%CI 352.8-376.1) respiratory illness episodes were reported, of which 72.2 (95%CI 60.6-83.9) were COVID-19. SARS-CoV-2 seroprevalence rose from 4.8% (95%CI 1.1-8.6%) in December 2020 to 34.7% (95%CI 20.2-49.3%) in June 2021, when 3.0% were vaccinated. Increasing age, chronic lung disease, hypertension, and overweight increased risk of COVID-19. Older age increased the risk of SARS-CoV-2 seroconversion. We observed no association between socio-economic status, behaviour and COVID-19 or SARS-CoV-2 seroconversion. Active surveillance in an urban population confirmed frequent COVID-19 underreporting, yet indicated that the large majority of cases were mild and non-febrile. In contrast to reports from industrialised countries, social deprivation did not increase the risk of infection nor disease., Competing Interests: The authors have declared that no competing interests exist., (Copyright: © 2024 Ingelbeen et al. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.)
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- 2024
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30. Importance of investing time and money in integrating large language model-based agents into outbreak analytics pipelines.
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van Hoek AJ, Funk S, Flasche S, Quilty BJ, van Kleef E, Camacho A, and Kucharski AJ
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- Humans, COVID-19 epidemiology, COVID-19 prevention & control, Disease Outbreaks prevention & control
- Abstract
Competing Interests: We declare no competing interests. During the preparation of this manuscript, the author used OpenAI GPT-4 using GPT “Academic Assistant Pro” to generate an initial sketch draft based on an extended outline with relevant topics in bullet points produced by the main author. After using this tool/service, the authors substantially reworked and edited the content and then performed an AI check for grammar and spelling of a near final version. The authors take full responsibility for the content of the publication.
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- 2024
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31. Epidemic intelligence in Europe: a user needs perspective to foster innovation in digital health surveillance.
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Bouyer F, Thiongane O, Hobeika A, Arsevska E, Binot A, Corrèges D, Dub T, Mäkelä H, van Kleef E, Jori F, Lancelot R, Mercier A, Fagandini F, Valentin S, Van Bortel W, and Ruault C
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- Animals, Humans, Europe epidemiology, Public Health, Intelligence, Digital Health, Disease Outbreaks prevention & control
- Abstract
Background: European epidemic intelligence (EI) systems receive vast amounts of information and data on disease outbreaks and potential health threats. The quantity and variety of available data sources for EI, as well as the available methods to manage and analyse these data sources, are constantly increasing. Our aim was to identify the difficulties encountered in this context and which innovations, according to EI practitioners, could improve the detection, monitoring and analysis of disease outbreaks and the emergence of new pathogens., Methods: We conducted a qualitative study to identify the need for innovation expressed by 33 EI practitioners of national public health and animal health agencies in five European countries and at the European Centre for Disease Prevention and Control (ECDC). We adopted a stepwise approach to identify the EI stakeholders, to understand the problems they faced concerning their EI activities, and to validate and further define with practitioners the problems to address and the most adapted solutions to their work conditions. We characterized their EI activities, professional logics, and desired changes in their activities using NvivoⓇ software., Results: Our analysis highlights that EI practitioners wished to collectively review their EI strategy to enhance their preparedness for emerging infectious diseases, adapt their routines to manage an increasing amount of data and have methodological support for cross-sectoral analysis. Practitioners were in demand of timely, validated and standardized data acquisition processes by text mining of various sources; better validated dataflows respecting the data protection rules; and more interoperable data with homogeneous quality levels and standardized covariate sets for epidemiological assessments of national EI. The set of solutions identified to facilitate risk detection and risk assessment included visualization, text mining, and predefined analytical tools combined with methodological guidance. Practitioners also highlighted their preference for partial rather than full automation of analyses to maintain control over the data and inputs and to adapt parameters to versatile objectives and characteristics., Conclusions: The study showed that the set of solutions needed by practitioners had to be based on holistic and integrated approaches for monitoring zoonosis and antimicrobial resistance and on harmonization between agencies and sectors while maintaining flexibility in the choice of tools and methods. The technical requirements should be defined in detail by iterative exchanges with EI practitioners and decision-makers., (© 2024. The Author(s).)
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- 2024
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32. Development of food literacy in children and adolescents: implications for the design of strategies to promote healthier and more sustainable diets.
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Ares G, De Rosso S, Mueller C, Philippe K, Pickard A, Nicklaus S, van Kleef E, and Varela P
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- Child, Humans, Child, Preschool, Adolescent, Diet, Health Status, Feeding Behavior, Literacy, Food
- Abstract
Food literacy has emerged as a key individual trait to promote the transformation of food systems toward healthy and sustainable diets. Childhood and adolescence are key periods for establishing the foundations of eating habits. Different food literacy competencies are acquired as children develop different cognitive abilities, skills, and experiences, contributing to the development of critical tools that allow them to navigate a complex food system. Thus, the design and implementation of programs to support the development of food literacy from early childhood can contribute to healthier and more sustainable eating habits. In this context, the aim of the present narrative review is to provide an in-depth description of how different food literacy competencies are developed in childhood and adolescence, integrating the extensive body of evidence on cognitive, social, and food-related development. Implications for the development of multisectoral strategies to target the multidimensional nature of food literacy and promote the development of the 3 types of competencies (relational, functional, and critical) are discussed., (© The Author(s) 2023. Published by Oxford University Press on behalf of the International Life Sciences Institute.)
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- 2024
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33. A qualitative study exploring the perceptions of children, parents and school staff towards the development and implementation of school lunch provision within primary schools in the Netherlands.
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Rongen FC, Coosje Dijkstra S, Hupkens TH, Vingerhoeds MH, Seidell JC, and van Kleef E
- Subjects
- Humans, Child, Netherlands, Schools, Qualitative Research, Parents, Lunch, Food Services
- Abstract
Background: There is no tradition of serving school lunches in primary schools in the Netherlands. Most children tend to bring their own packed lunch, however these are often nutritionally suboptimal. While school lunch provision can aid healthy eating behavior amongst children, its introduction would constitute a profound change for children, parents and school staff. Therefore, this qualitative study aims to explore children's, parents and school staffs' perceptions of both the current lunch situation and the implementation of school lunch provision within primary schools in the Netherlands., Methods: In this qualitative study we conducted nine interviews with school principals, 98 interviews with children, and held six focus groups with teachers and six with parents at primary schools in two Dutch cities. The data was analysed via iterative coding., Results: The results showed that most children and parents are satisfied with the current lunch situation, although existing school food policies are not always put in place. Most teachers felt that children had insufficient time to consume their lunch in the current situation. The children were generally positive about the idea of a school lunch, and stressed that it was important to have the ability to choose. While both parents and school staff saw school lunch provision as an opportunity to educate families about healthy food options, they also expressed concern about who would be responsible, as well as the financial and organizational implications of its introduction., Conclusions: Perceptions of children, parents and school staff about a school provided lunch are mixed. A complex intervention such as a new school lunch program is difficult to envisage for all parties involved and more research is needed regarding the effects, organization, logistics and the costs of school lunch provision in the Netherlands., (© 2023. The Author(s).)
- Published
- 2023
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34. Exploring the role of decision support systems in promoting healthier and more sustainable online food shopping: A card sorting study.
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Jansen LZH, Van Loo EJ, Bennin KE, and van Kleef E
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- Humans, Focus Groups, Public Health, Marketing, Consumer Behavior, Food, Food Preferences
- Abstract
This study aims to identify opportunities and barriers in developing and implementing Food Shopping Support Systems (FSSS) for healthier and more sustainable choices, given the growing consumer demand and persistent societal problems related to food. The study examined the social and technical value of FSSS in an early development stage through one-on-one expert interviews (n = 20) and consumer focus groups (4 groups, n = 19). Experts were employed in the fields of behavioral sciences, digital marketing, decision aids, software development, persuasive technologies, and public health and sustainability. Consumer participants were used to shopping online. Through a card sorting task followed by semi-structured interview questions, responses were elicited. Participants were presented with 17 cards in 5 rounds, each addressing a different topic related to decision support. Results show that support is perceived useful, particularly when suggestions are personalized, transparent, and justified (using labelling or informative text). Opportunities for uptake were presenting suggestions early in the shopping trip in a visible but non-disruptive manner, allowing autonomy to choose the type of guidance (e.g., show sustainable but not healthier suggestions) and to (not) provide personal data, and educating consumers. Negative attitudes were associated with support being disruptive or steering, being of low credibility, and unclarity about what is healthy or sustainable. Consumer participants expressed concerns about too generic suggestions in relation to health and lack of knowledge about labelling. They emphasized that excessive support and required effort, such as repeatedly providing data, can be burdensome. Experts also worried about limited consumer interest and not having the required data to provide support. Results from this study reveal the potential for successful digital interventions to encourage healthier and more sustainable choices and what this means for further development., Competing Interests: Declaration of competing interest None., (Copyright © 2023 The Authors. Published by Elsevier Ltd.. All rights reserved.)
- Published
- 2023
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35. Epidemic intelligence activities among national public and animal health agencies: a European cross-sectional study.
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Dub T, Mäkelä H, Van Kleef E, Leblond A, Mercier A, Hénaux V, Bouyer F, Binot A, Thiongane O, Lancelot R, Delconte V, Zamuner L, Van Bortel W, and Arsevska E
- Subjects
- Animals, Humans, Cross-Sectional Studies, Intelligence, Public Health, Surveys and Questionnaires, Disease Outbreaks prevention & control
- Abstract
Epidemic Intelligence (EI) encompasses all activities related to early identification, verification, analysis, assessment, and investigation of health threats. It integrates an indicator-based (IBS) component using systematically collected surveillance data, and an event-based component (EBS), using non-official, non-verified, non-structured data from multiple sources. We described current EI practices in Europe by conducting a survey of national Public Health (PH) and Animal Health (AH) agencies. We included generic questions on the structure, mandate and scope of the institute, on the existence and coordination of EI activities, followed by a section where respondents provided a description of EI activities for three diseases out of seven disease models. Out of 81 gatekeeper agencies from 41 countries contacted, 34 agencies (42%) from 26 (63%) different countries responded, out of which, 32 conducted EI activities. Less than half (15/32; 47%) had teams dedicated to EI activities and 56% (18/34) had Standard Operating Procedures (SOPs) in place. On a national level, a combination of IBS and EBS was the most common data source. Most respondents monitored the epidemiological situation in bordering countries, the rest of Europe and the world. EI systems were heterogeneous across countries and diseases. National IBS activities strongly relied on mandatory laboratory-based surveillance systems. The collection, analysis and interpretation of IBS information was performed manually for most disease models. Depending on the disease, some respondents did not have any EBS activity. Most respondents conducted signal assessment manually through expert review. Cross-sectoral collaboration was heterogeneous. More than half of the responding institutes collaborated on various levels (data sharing, communication, etc.) with neighbouring countries and/or international structures, across most disease models. Our findings emphasise a notable engagement in EI activities across PH and AH institutes of Europe, but opportunities exist for better integration, standardisation, and automatization of these efforts. A strong reliance on traditional IBS and laboratory-based surveillance systems, emphasises the key role of in-country laboratories networks. EI activities may benefit particularly from investments in cross-border collaboration, the development of methods that can automatise signal assessment in both IBS and EBS data, as well as further investments in the collection of EBS data beyond scientific literature and mainstream media., (© 2023. BioMed Central Ltd., part of Springer Nature.)
- Published
- 2023
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36. The values and risks of an Intergovernmental Panel for One Health to strengthen pandemic prevention, preparedness, and response.
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Hobeika A, Stauffer MHT, Dub T, van Bortel W, Beniston M, Bukachi S, Burci GL, Crump L, Markotter W, Sepe LP, Placella E, Roche B, Thiongane O, Wang Z, Guérin F, and van Kleef E
- Subjects
- Animals, Humans, Pandemics prevention & control, Health Policy, Policy Making, COVID-19 prevention & control, One Health
- Abstract
The COVID-19 pandemic has shown the need for better global governance of pandemic prevention, preparedness, and response (PPR) and has emphasised the importance of organised knowledge production and uptake. In this Health Policy, we assess the potential values and risks of establishing an Intergovernmental Panel for One Health (IPOH). Similar to the Intergovernmental Panel on Climate Change, an IPOH would facilitate knowledge uptake in policy making via a multisectoral approach, and hence support the addressing of infectious disease emergence and re-emergence at the human-animal-environment interface. The potential benefits to pandemic PPR include a clear, unified, and authoritative voice from the scientific community, support to help donors and institutions to prioritise their investments, evidence-based policies for implementation, and guidance on defragmenting the global health system. Potential risks include a scope not encompassing all pandemic origins, unclear efficacy in fostering knowledge uptake by policy makers, potentially inadequate speed in facilitating response efforts, and coordination challenges among an already dense set of stakeholders. We recommend weighing these factors when designing institutional reforms for a more effective global health system., Competing Interests: Declaration of interests We declare no competing interests., (Copyright © 2023 The Author(s). Published by Elsevier Ltd. This is an Open Access article under the CC BY-NC-ND 4.0 license. Published by Elsevier Ltd.. All rights reserved.)
- Published
- 2023
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37. Detecting impaired muscle relaxation in myopathies with the use of motor cortical stimulation.
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Molenaar JP, van Kleef E, van Zandvoort E, van Alfen N, van Engelen BG, Voermans NC, and Doorduin J
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- Male, Humans, Female, Muscle Relaxation physiology, Myalgia, Transcranial Magnetic Stimulation, Evoked Potentials, Motor physiology, Muscle, Skeletal physiology, Electromyography, Motor Cortex physiology, Muscular Diseases, Contracture
- Abstract
Impaired muscle relaxation is a notable feature in specific myopathies. Transcranial magnetic stimulation (TMS) of the motor cortex can induce muscle relaxation by abruptly halting corticospinal drive. Our aim was to quantify muscle relaxation using TMS in different myopathies with symptoms of muscle stiffness, contractures/cramps, and myalgia and explore the technique's diagnostic potential. In men, normalized peak relaxation rate was lower in Brody disease (n = 4) (-3.5 ± 1.3 s
-1 ), nemaline myopathy type 6 (NEM6; n = 5) (-7.5 ± 1.0 s-1 ), and myotonic dystrophy type 2 (DM2; n = 5) (-10.2 ± 2.0 s-1 ) compared to healthy (n = 14) (-13.7 ± 2.1 s-1 ; all P ≤ 0.01) and symptomatic controls (n = 9) (-13.7 ± 1.6 s-1 ; all P ≤ 0.02). In women, NEM6 (n = 5) (-5.7 ± 2.1 s-1 ) and McArdle patients (n = 4) (-6.6 ± 1.4 s-1 ) had lower relaxation rate compared to healthy (n = 10) (-11.7 ± 1.6 s-1 ; both P ≤ 0.002) and symptomatic controls (n = 8) (-11.3 ± 1.8 s-1 ; both P ≤ 0.008). TMS-induced muscle relaxation achieved a high level of diagnostic accuracy (area under the curve = 0.94 (M) and 0.92 (F)) to differentiate symptomatic controls from myopathy patients. Muscle relaxation assessed using TMS has the potential to serve as a diagnostic tool, an in-vivo functional test to confirm the pathogenicity of unknown variants, an outcome measure in clinical trials, and monitor disease progression., Competing Interests: Declaration of Competing Interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper. The authors declare the following financial interests/personal relationships which may be considered as potential competing interests: Nens van Alfen performs editorial services for Wiley Publishing Inc; payment goes to their employer., (Copyright © 2023 The Authors. Published by Elsevier B.V. All rights reserved.)- Published
- 2023
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38. Content of lunchboxes of Dutch primary school children and their perceptions of alternative healthy school lunch concepts.
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Rongen FC, van Kleef E, Vingerhoeds MH, Seidell JC, and Dijkstra SC
- Abstract
Objective: To investigate the content of lunchboxes of primary school children and to examine children's support and preferences for alternative healthy school lunch concepts., Design: A cross-sectional study among Dutch children from seven primary schools. The content of the lunchboxes was assessed by photographs. Support and preferences for alternative lunch concepts were examined via a self-reported questionnaire. Linear regression analyses were used to investigate the associations between children's support and preferences and sex, educational group and migration background., Setting: The Netherlands., Participants: Primary school children., Results: A total of 660 children were included (average 9·9 years old). Most lunchboxes contained sandwiches and a drink. Few lunchboxes contained fruit or vegetables. The alternative school lunch concepts elicited mixed support among children. The lunch concepts 'Sandwiches prepared by the children themselves' and a 'hot lunch buffet' had the highest mean support, while the concept 'a healthy lunch brought from home' was the most preferred concept. Small significant differences were observed depending on sex, educational group and migration background., Conclusion: Lunchboxes of Dutch children contained sandwiches and a drink but rarely fruit and vegetables. Among different alternatives, children reported the highest support for the preparation of their own sandwiches in class or a hot lunch buffet. Future studies should investigate if these alternative lunch concepts improve the dietary intake of children.
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- 2023
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39. An annotated dataset for event-based surveillance of antimicrobial resistance.
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Arınık N, Van Bortel W, Boudoua B, Busani L, Decoupes R, Interdonato R, Kafando R, van Kleef E, Roche M, Alam Syed M, and Teisseire M
- Abstract
This paper presents an annotated dataset used in the MOOD Antimicrobial Resistance (AMR) hackathon, hosted in Montpellier, June 2022. The collected data concerns unstructured data from news items, scientific publications and national or international reports, collected from four event-based surveillance (EBS) Systems, i.e. ProMED, PADI-web, HealthMap and MedISys. Data was annotated by relevance for epidemic intelligence (EI) purposes with the help of AMR experts and an annotation guideline. Extracted data were intended to include relevant events on the emergence and spread of AMR such as reports on AMR trends, discovery of new drug-bug resistances, or new AMR genes in human, animal or environmental reservoirs. This dataset can be used to train or evaluate classification approaches to automatically identify written text on AMR events across the different reservoirs and sectors of One Health (i.e. human, animal, food, environmental sources, such as soil and waste water) in unstructured data (e.g. news, tweets) and classify these events by relevance for EI purposes., Competing Interests: The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (© 2023 The Authors.)
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- 2023
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40. Which factors promote and prohibit successful implementation and normalization of a healthy school lunch program at primary schools in the Netherlands?
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van Kleef E, Dijkstra SC, Seidell J, Vingerhoeds MH, Polet IA, and Zeinstra GG
- Subjects
- Child, Cross-Sectional Studies, Humans, Netherlands, Nutritive Value, Schools, Food Services, Lunch
- Abstract
Background: A school provided healthy lunch might help to improve the nutritional quality of children's lunches. However, in the Netherlands, school lunch programs are not common. The aim of this study was to identify factors that promote or inhibit the implementation of a school lunch program at primary schools, from the viewpoint of school professionals., Methods: A cross-sectional online survey was conducted among 204 primary school professionals. The normalization process theory and its four constructs (i.e. coherence, cognitive participation, collective action, reflective monitoring) were used to develop questions and interpret findings. Descriptive statistics were used for 14 multiple choice questions (yes, no, don't know) and thematic content analysis for qualitative responses., Results: Participants had a shared understanding about how a lunch program differed from current practices. Most participants had the same view on the rationale for implementation (coherence), such as equality among children. Sixty percent expected that a healthy school lunch will contribute to healthier eating by the children. Participants showed different degrees of cognitive participation (46% indicated that healthy school lunch is good idea). Commitment depended on their belief whether providing a healthy lunch was part of their responsibility as school and 30% expected a large effect on their daily work (collective action). When appraising school lunch implementation (reflective monitoring), participants' concerns focused on feasibility and adaptability of a program in their own school., Conclusions: The introduction of a school lunch program will require substantial effort, although there is considerable support and understanding about potential benefits. The findings point to a number of preconditions for large-scale introduction, including the need for support-both financially and organizationally-bottom-up involvement of teachers, children and parents and freedom to adapt the program., (© 2022. The Author(s).)
- Published
- 2022
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41. Making sense of adolescent-targeted social media food marketing: A qualitative study of expert views on key definitions, priorities and challenges.
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van der Bend DLM, Jakstas T, van Kleef E, Shrewsbury VA, and Bucher T
- Subjects
- Adolescent, Adult, Food, Humans, Marketing, Qualitative Research, Social Marketing, Social Media
- Abstract
Traditional food marketing stimulates adolescents' consumption of energy-dense, nutrient-poor foods. These dietary behaviours may track into adulthood and lead to weight gain, obesity and related non-communicable diseases. While social media use in adolescents has proliferated, little is known about the content of food marketing within these platforms, and how this impacts adolescents' dietary behaviours. This paper aimed to obtain expert insights on factors involved in the association between social media food marketing (SMFM) and adolescent dietary behaviours, and to explore their views on key priorities, challenges and strategies for future SMFM research and policies. One-on-one semi-structured interviews (n = 17) were conducted with experts from Western Europe, Australia and North America, in the fields of public health (policy), nutrition science, social media marketing, adolescent medicine, clinical psychology, behavioural sciences, communication, food industry, social influencing, and social marketing. The experts' collective responses identified that the line between food content posted by social media users and food companies is blurred. Adolescents' processing of SMFM may be mostly implicit, involving social comparison, emotional engagement, and attaching symbolic meanings to foods. Mediating factors and adolescent-specific and SMFM-specific moderating factors potentially influencing adolescents' response to SMFM were summarized in a Social Ecological model. Experts agreed that there is limited scientific evidence on adolescent-targeted SMFM and there are no strict regulations in place to protect adolescents from unhealthy SMFM, while adolescents are active social media users who are cognitively vulnerable to implicit marketing tactics. Adolescent-targeted SMFM should be controlled by encouraging healthy food marketing or limiting junk food marketing. Also, prioritizing both quantitative research on SMFM exposure and its impact, and qualitative research to obtain adolescents' perspectives, is crucial to advocate for regulatory changes regarding adolescent-targeted SMFM content., (Copyright © 2021 The Authors. Published by Elsevier Ltd.. All rights reserved.)
- Published
- 2022
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42. The use of food swaps to encourage healthier online food choices: a randomized controlled trial.
- Author
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Jansen L, van Kleef E, and Van Loo EJ
- Subjects
- Consumer Behavior, Food Labeling, Health Behavior, Health Status, Humans, Nutritive Value, Choice Behavior, Food Preferences
- Abstract
Background: Online grocery stores offer opportunities to encourage healthier food choices at the moment that consumers place a product of their choice in their basket. This study assessed the effect of a swap offer, Nutri-Score labeling, and a descriptive norm message on the nutrient profiling (NP) score of food choices in an online food basket. Additionally explored was whether these interventions made it more motivating and easier for consumers to select healthier foods and whether potential effects were moderated by consumer health interest., Methods: Hypotheses were tested with a randomized controlled trial (RCT) in a simulated online supermarket. Dutch participants (n = 550) chose their preferred product out of six product options for four different categories (breakfast cereals, crackers, pizza, and muesli bars). Participants were randomly allocated to one of eight groups based on the interventions in a 2 (Nutri-Score: present, not present) X 2 (swap offer: present, not present) X 2 (norm message: present, not present) between subject design. The primary outcome was the difference in combined NP score of product choices, for which a lower score represented a healthier product., Results: Swap offer (B = - 9.58, 95% CI: [- 12.026; - 7.132], Ƞ
2 = 0.098) and Nutri-Score labeling (B = - 3.28, 95% CI: [- 5.724; -.829], Ƞ2 = 0.013) significantly improved the combined NP score compared to the control condition (NP score M = 18.03, SD = 14.02), whereas a norm message did not have a significant effect (B = - 1.378, 95% CI [- 3.825; 1.070], Ƞ2 = 0.002). No evidence was found that interventions made it more motivating or easier for consumers to select healthier food, but situational motivation significantly influenced the healthiness score of food choices for both swap offer (b = - 3.40, p < .001) and Nutri-Score (b = - 3.25, p < .001). Consumer health interest only significantly moderated the influence of Nutri-Score on ease of identifying the healthy food option (b = .23, p = .04)., Conclusions: Swap offer and Nutri-Score labeling were effective in enhancing healthy purchase behavior in the online store environment., Trial Registration: This study was retrospectively registered in the ISRCTN database on 02-09-2021 ( ISRCTN80519674 )., (© 2021. The Author(s).)- Published
- 2021
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43. The effect of a brief mindfulness intervention on perception of bodily signals of satiation and hunger.
- Author
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Palascha A, van Kleef E, de Vet E, and van Trijp HCM
- Subjects
- Eating, Humans, Perception, Satiation, Hunger, Mindfulness
- Abstract
An increasing number of studies investigate the effects of mindfulness on food intake and weight outcomes, while the underlying mechanisms by which mindfulness exerts its effects have received less attention. We conducted two pre-registered studies to shed light on the frequently proposed yet largely understudied hypothesis that mindfulness improves awareness of bodily signals of satiation and hunger. We assessed the ability to perceive the onset of bodily signals of satiation with the two-step water load test (Study 1) and the ability to perceive the onset of bodily signals of hunger with the preload test (Study 2). A brief mindfulness exercise (body scan) did not impact the perception of satiation but improved the ability to perceive bodily signals of hunger. After the consumption of a standardized preload, participants in the two experimental conditions felt equally satiated; nevertheless, those in the mindfulness condition perceived the onset of hunger 18min earlier than those in the control condition and this effect persisted also in the presence of control variables. These findings together suggest that even a single and short mindfulness exercise can improve perception of hunger signals substantially, while more intensive mindfulness training may be needed to impact perception of satiation signals., (Copyright © 2021 The Author(s). Published by Elsevier Ltd.. All rights reserved.)
- Published
- 2021
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44. How to improve outbreak response: a case study of integrated outbreak analytics from Ebola in Eastern Democratic Republic of the Congo.
- Author
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Carter SE, Ahuka-Mundeke S, Pfaffmann Zambruni J, Navarro Colorado C, van Kleef E, Lissouba P, Meakin S, le Polain de Waroux O, Jombart T, Mossoko M, Bulemfu Nkakirande D, Esmail M, Earle-Richardson G, Degail MA, Umutoni C, Anoko JN, and Gobat N
- Subjects
- Democratic Republic of the Congo epidemiology, Disease Outbreaks, Humans, Social Sciences, Hemorrhagic Fever, Ebola epidemiology
- Abstract
The emerging field of outbreak analytics calls attention to the need for data from multiple sources to inform evidence-based decision making in managing infectious diseases outbreaks. To date, these approaches have not systematically integrated evidence from social and behavioural sciences. During the 2018-2020 Ebola outbreak in Eastern Democratic Republic of the Congo, an innovative solution to systematic and timely generation of integrated and actionable social science evidence emerged in the form of the Cellulle d'Analyse en Sciences Sociales (Social Sciences Analytics Cell) (CASS), a social science analytical cell. CASS worked closely with data scientists and epidemiologists operating under the Epidemiological Cell to produce integrated outbreak analytics (IOA), where quantitative epidemiological analyses were complemented by behavioural field studies and social science analyses to help better explain and understand drivers and barriers to outbreak dynamics. The primary activity of the CASS was to conduct operational social science analyses that were useful to decision makers. This included ensuring that research questions were relevant, driven by epidemiological data from the field, that research could be conducted rapidly (ie, often within days), that findings were regularly and systematically presented to partners and that recommendations were co-developed with response actors. The implementation of the recommendations based on CASS analytics was also monitored over time, to measure their impact on response operations. This practice paper presents the CASS logic model, developed through a field-based externally led consultation, and documents key factors contributing to the usefulness and adaption of CASS and IOA to guide replication for future outbreaks., Competing Interests: Competing interests: None declared., (© Author(s) (or their employer(s)) 2021. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.)
- Published
- 2021
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45. Internally regulated eating style: a comprehensive theoretical framework.
- Author
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Palascha A, van Kleef E, de Vet E, and van Trijp HCM
- Subjects
- Eating, Humans, Feeding Behavior, Hunger, Satiation
- Abstract
Internally regulated eating style, the eating style that is driven by internal bodily sensations of hunger and satiation, is a concept that has received increasing attention in the literature and health practice over the last decades. The various attempts that have been made so far to conceptualise internally regulated eating have taken place independently of one another, and each sheds light on only parts of the total picture of what defines internally regulated eating. This has resulted in a literature that is rather fragmented. More importantly, it is not yet clear which are the characteristics that comprise this eating style. In this paper, we identify and describe the full spectrum of these characteristics, namely, sensitivity to internal hunger and satiation signals, self-efficacy in using internal hunger and satiation signals, self-trusting attitude for the regulation of eating, relaxed relationship with food and tendency to savour the food while eating. With this research, we introduce a common language to the field and we present a new theoretical framework that does justice not just to the full breadth of characteristics that are necessary for the internally regulated eating style but also to the associations between them and the potential mechanisms by which they contribute to this eating style.
- Published
- 2021
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46. Impact of the COVID-19 pandemic and response on the utilisation of health services in public facilities during the first wave in Kinshasa, the Democratic Republic of the Congo.
- Author
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Hategeka C, Carter SE, Chenge FM, Katanga EN, Lurton G, Mayaka SM, Mwamba DK, van Kleef E, Vanlerberghe V, and Grépin KA
- Subjects
- Communicable Disease Control, Democratic Republic of the Congo epidemiology, Health Services, Humans, Public Facilities, SARS-CoV-2, COVID-19, Pandemics prevention & control
- Abstract
Introduction: Health service use among the public can decline during outbreaks and had been predicted among low and middle-income countries during the COVID-19 pandemic. In March 2020, the government of the Democratic Republic of the Congo (DRC) started implementing public health measures across Kinshasa, including strict lockdown measures in the Gombe health zone., Methods: Using monthly time series data from the DRC Health Management Information System (January 2018 to December 2020) and interrupted time series with mixed effects segmented Poisson regression models, we evaluated the impact of the pandemic on the use of essential health services (outpatient visits, maternal health, vaccinations, visits for common infectious diseases and non-communicable diseases) during the first wave of the pandemic in Kinshasa. Analyses were stratified by age, sex, health facility and lockdown policy (ie, Gombe vs other health zones)., Results: Health service use dropped rapidly following the start of the pandemic and ranged from 16% for visits for hypertension to 39% for visits for diabetes. However, reductions were highly concentrated in Gombe (81% decline in outpatient visits) relative to other health zones. When the lockdown was lifted, total visits and visits for infectious diseases and non-communicable diseases increased approximately twofold. Hospitals were more affected than health centres. Overall, the use of maternal health services and vaccinations was not significantly affected., Conclusion: The COVID-19 pandemic resulted in important reductions in health service utilisation in Kinshasa, particularly Gombe. Lifting of lockdown led to a rebound in the level of health service use but it remained lower than prepandemic levels., Competing Interests: Competing interests: GL works for Bluesquare, which has ongoing contracts with a variety of organisations in DRC including the Ministry of Health and the World Bank., (© Author(s) (or their employer(s)) 2021. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.)
- Published
- 2021
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47. National point prevalence study on carriage of multidrug-resistant microorganisms in Dutch long-term care facilities in 2018.
- Author
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van Kleef E, Wielders CCH, Schouls LM, Feenstra SG, Hertogh CMPM, Bonten MJM, van Weert Y, Tostmann A, van der Lubben M, and de Greeff SC
- Subjects
- Humans, Klebsiella pneumoniae, Long-Term Care, Multilocus Sequence Typing, Prevalence, beta-Lactamases genetics, Escherichia coli genetics, Escherichia coli Infections
- Abstract
Objectives: Long-term care facilities (LTCFs) may act as a reservoir of ESBL-producing Enterobacterales (ESBL-E) and carbapenemase-producing Enterobacterales (CPE) for hospitals and the general population. In this study, we estimated the prevalence and molecular epidemiology of rectal carriage with ESBL-E and CPE in residents of Dutch LTCFs between March 2018 and December 2018., Methods: LTCFs were geographically selected across the country. For each LTCF, a random sample of residents were tested for ESBL-E and CPE in 2018. To identify risk factors for high carriage prevalence and/or individual carriage, characteristics of LTCFs and of a subset of the tested residents were collected. WGS was conducted on isolates from LTCFs with an ESBL-E prevalence of >10% and all CPE isolates to identify institutional clonal transmission., Results: A total of 4420 residents of 159 LTCFs were included. The weighted mean ESBL-E prevalence was 8.3% (95% CI: 6.8-10.0) and no CPE were found. In 53 LTCFs (33%), where ESBL-E prevalence was >10%, MLST using WGS (wgMLST) was performed. This included 264 isolates, the majority being Escherichia coli (n = 224) followed by Klebsiella pneumoniae (n = 30). Genetic clusters were identified in more than half (30/53; 57%) of high ESBL-positive LTCFs. Among the E. coli isolates, blaCTX-M-15 (92/224; 41%) and blaCTX-M-27 (40/224; 18%) were the most prevalent ESBL-encoding genes. For K. pneumoniae isolates, the most common was blaCTX-M-15 (23/30; 80%)., Conclusions: The estimated prevalence of ESBL-E rectal carriage in Dutch LTCFs is 8.3% and resistance is observed mainly in E. coli with predominance of blaCTX-M-15 and blaCTX-M-27. ESBL-E prevalence in LTCFs seems comparable to previously reported prevalence in hospitals and the general population., (© The Author(s) 2021. Published by Oxford University Press on behalf of the British Society for Antimicrobial Chemotherapy. All rights reserved. For permissions, please email: journals.permissions@oup.com.)
- Published
- 2021
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48. Dutch Preadolescents' Food Consumption at School: Influence of Autonomy, Competence and Parenting Practices.
- Author
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van Nee RL, van Kleef E, and van Trijp HCM
- Subjects
- Child, Data Collection, Diet, Healthy, Female, Humans, Male, Netherlands, Schools, Surveys and Questionnaires, Feeding Behavior, Mental Competency, Parents, Personal Autonomy
- Abstract
Eating habits appear to become less healthy once children move into adolescence. Adolescence is characterized by increasing independence and autonomy. Still, parents continue influencing adolescents' eating habits. This cross-sectional study used a Self-Determination Theory perspective to examine how parents can support preadolescents' food-related autonomy and competence and how these factors are associated with healthy eating motivation and food consumption at school. In addition, the effect of relative healthy food availability at home on preadolescents' food consumption at school was explored. In total, 142 Dutch preadolescents (mean age 12.18) and 81 parents completed questionnaires. The results showed that preadolescents perceived themselves as having higher food-related autonomy and lower competence to eat healthily as compared to their parents' perceptions. A path analysis was conducted to test the hypothesized model. Although parental support was positively associated with food-related autonomy, higher food-related autonomy was related to less healthy food intake at school. On the other hand, competence to eat healthily indirectly affected preadolescents' healthy intake ratio through their healthy eating motivation. Finally, the relative availability of healthy options at home was positively associated with preadolescents' healthy intake ratio outside the home. Findings from the study advance the understanding of individual and environmental factors that influence eating habits during the key life period of early adolescence. The results may inform interventions aiming to guide preadolescents to make healthy food choices on their own.
- Published
- 2021
- Full Text
- View/download PDF
49. Antimicrobial resistance and COVID-19: Intersections and implications.
- Author
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Knight GM, Glover RE, McQuaid CF, Olaru ID, Gallandat K, Leclerc QJ, Fuller NM, Willcocks SJ, Hasan R, van Kleef E, and Chandler CI
- Subjects
- Communicable Disease Control methods, Communicable Disease Control organization & administration, Humans, SARS-CoV-2, Anti-Bacterial Agents supply & distribution, Anti-Bacterial Agents therapeutic use, COVID-19 epidemiology, COVID-19 prevention & control, Critical Pathways organization & administration, Critical Pathways trends, Drug Resistance, Bacterial physiology, Global Health trends, COVID-19 Drug Treatment
- Abstract
Before the coronavirus 2019 (COVID-19) pandemic began, antimicrobial resistance (AMR) was among the top priorities for global public health. Already a complex challenge, AMR now needs to be addressed in a changing healthcare landscape. Here, we analyse how changes due to COVID-19 in terms of antimicrobial usage, infection prevention, and health systems affect the emergence, transmission, and burden of AMR. Increased hand hygiene, decreased international travel, and decreased elective hospital procedures may reduce AMR pathogen selection and spread in the short term. However, the opposite effects may be seen if antibiotics are more widely used as standard healthcare pathways break down. Over 6 months into the COVID-19 pandemic, the dynamics of AMR remain uncertain. We call for the AMR community to keep a global perspective while designing finely tuned surveillance and research to continue to improve our preparedness and response to these intersecting public health challenges., Competing Interests: GK, RG, CM, IO, KG, QL, NF, SW, RH, Ev, CC No competing interests declared, (© 2021, Knight et al.)
- Published
- 2021
- Full Text
- View/download PDF
50. Reducing contacts to stop SARS-CoV-2 transmission during the second pandemic wave in Brussels, Belgium, August to November 2020.
- Author
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Ingelbeen B, Peckeu L, Laga M, Hendrix I, Neven I, van der Sande MA, and van Kleef E
- Subjects
- Belgium epidemiology, Humans, Physical Distancing, COVID-19 prevention & control, COVID-19 transmission, Pandemics prevention & control, Schools
- Abstract
To evaluate the effect of physical distancing and school reopening in Brussels between August and November 2020, we monitored changes in the number of reported contacts per SARS-CoV-2 case and associated SARS-CoV-2 transmission. The second COVID-19 pandemic wave in Brussels was the result of increased social contact across all ages following school reopening. Physical distancing measures including closure of bars and restaurants, and limiting close contacts, while primary and secondary schools remained open, reduced social mixing and controlled SARS-CoV-2 transmission.
- Published
- 2021
- Full Text
- View/download PDF
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