27 results on '"Konnopka A"'
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2. Zusammenarbeit von Geriatrie und Unfallchirurgie in zertifizierten alterstraumatologischen Zentren: Einblicke in unterschiedliche Versorgungsmodelle und in die Umsetzung von Anforderungen, die sich aus der Zertifizierung ergeben.
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Roigk, Patrick, Becker, Clemens, Pfeiffer, Klaus, Bühl, Kerstin, Büchele, Gisela, Rothenbacher, Dietrich, König, H. H., Konnopka, Claudia, Fries, Thomas, and Rapp, Kilian
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Copyright of Zeitschrift für Gerontologie und Geriatrie is the property of Springer Nature and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2024
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3. The development of suicide risk in people with severe mental disorders during the first year of the COVID-19 pandemic: a claims-based cohort study.
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Engels, Alexander, Stein, Janine, Riedel-Heller, Steffi G., Konnopka, Claudia, and König, Hans-Helmut
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SUICIDE risk factors ,SELF-poisoning ,MENTAL illness ,COVID-19 pandemic ,PEOPLE with mental illness ,AT-risk people - Abstract
Purpose: In this study, we assess how the first and second waves of the COVID-19 pandemic influenced the suicide risk of patients with severe mental disorders in Germany. Methods: We analyzed German health insurance claims data to compare the suicide risk of patients with severe mental disorders before and during the pandemic. We included n = 690,845 patients between October 2019 and March 2020 and n = 693,457 patients the corresponding period of the previous year and applied entropy balancing to adjust for confounding covariates. Given that the cause of death was unknown, we defined potential suicides as deaths of patients with a history of intentional self-harm whose passing could not be explained by COVID-19. Potential suicides were tracked in both cohorts over one year and compared using logistic regression. Results: 128 potential suicides were identified in the period during and 101 before the pandemic. This corresponded to a significant increase in the risk for potential suicide of 27.4% compared to the control period (β = 0.24, z = 1.82, p < 0.05). Conclusion: The noticeable increase in the risk for potential suicide for patients with severe pre-existing mental disorders emphasizes the call for additional efforts to prevent suicide and to help patients cope with their mental illness in the aftermath of the COVID-19 crisis. [ABSTRACT FROM AUTHOR]
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- 2024
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4. Temporal and spatial changes in the provision of mental health care during the COVID-19 pandemic in Germany: a claims-based cohort study on patients with severe mental disorders.
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Engels, Alexander, Stein, Janine, Riedel-Heller, Steffi G., König, Hans-Helmut, and Konnopka, Claudia
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MENTAL health services ,COVID-19 pandemic ,MENTAL illness ,PEOPLE with mental illness ,HEALTH insurance claims ,PSYCHIATRIC hospitals ,INTENSIVE care units - Abstract
Purpose: Major lockdowns were imposed in Germany from March until May 2020 and from December 2020 until May 2021. We studied the influence of these lockdowns, the strain on intensive care units and the strictness of COVID-19-related containment strategies on the utilization of mental health care among patients with severe mental disorders. Methods: We used health insurance claims data to identify n = 736,972 patients with severe mental disorders shortly before the pandemic and n = 735,816 patients a year earlier. We applied entropy balancing to adjust for baseline differences by district. For a 12-month follow-up, we modeled monthly changes in utilization through meta-analytic models using both the COVID-19 stringency index and intensive care unit cases per 100,000 inhabitants as predictors. Our outcomes were changes in psychiatric hospital days and time treated by outpatient psychiatrists. Results: Psychiatric hospital days declined by at least 7.7% in all calender month during the pandemic. Peak reduction rates were observed in April (− 27.9%), May (− 22.3%) 2020 and January 2021 (− 18.3%). Utilization changes were associated with the stringency index and the second lockdown. Time treated by psychiatrists was shorter in April (− 16.2%) and May (− 11.5%) 2020 and in January 2021 (− 10.5%), which was partially offset by higher utilization in June and September 2020. These utilization changes were associated with the stringency index and the strain on intensive care units during both lockdowns. Conclusion: Hospitals did not maintain the level of utilization during the pandemic, while outpatient psychiatrists adapted more quickly, presumably due to digital and telemedical care. [ABSTRACT FROM AUTHOR]
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- 2024
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5. Evaluation of costs, osteoporosis treatment, and re-fractures in German collaborative orthogeriatric care after fragility fractures.
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Konnopka, Claudia, Büchele, Gisela, Jaensch, Andrea, Rothenbacher, Dietrich, Becker, Clemens, Rapp, Kilian, Henken, Espen, and König, Hans-Helmut
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EVALUATION of medical care , *TIME , *RETROSPECTIVE studies , *MEDICAL care costs , *OSTEOPOROSIS , *COST analysis , *DESCRIPTIVE statistics , *RESEARCH funding , *ORTHOPEDICS , *DATA analysis software , *BONE fractures , *ELDER care , *LONGITUDINAL method , *EVALUATION - Abstract
Summary: Orthogeriatric co-management (OGCM) may provide benefits for geriatric fragility fracture patients in terms of more frequent osteoporosis treatment and fewer re-fractures. Yet, we did not find higher costs in OGCM hospitals for re-fractures or antiosteoporotic medication for most fracture sites within 12 months, although antiosteoporotic medication was more often prescribed. Purpose: Evidence suggests benefits of orthogeriatric co-management (OGCM) for hip fracture patients. Yet, evidence for other fractures is rare. The aim of our study was to conduct an evaluation of economic and health outcomes after the German OGCM for geriatric fragility fracture patients. Methods: This retrospective cohort study was based on German health and long-term care insurance data. Individuals were 80 years and older, sustained a fragility fracture in 2014–2018, and were treated in hospitals certified for OGCM (ATZ group), providing OGCM without certification (OGCM group) or usual care (control group). Healthcare costs from payer perspective, prescribed medications, and re-fractures were investigated within 6 and 12 months. We used weighted gamma and two-part models and applied entropy balancing to account for the lack of randomization. All analyses were stratified per fracture site. Results: We observed 206,273 patients within 12-month follow-up, of whom 14,100 were treated in ATZ, 133,353 in OGCM, and 58,820 in other hospitals. Total average inpatient costs per patient were significantly higher in the OGCM and particularly ATZ group for all fracture sites, compared to control group. We did not find significant differences in costs for re-fractures or antiosteoporotic medication for most fracture sites, although antiosteoporotic medication was significantly more often observed in the OGCM and particularly ATZ group for hip, pelvic, and humerus fractures. Conclusion: The observed healthcare costs were higher in ATZ and OGCM hospitals within 12 months. Antiosteoporotic medication was prescribed more often in both groups for most fracture sites, although the corresponding medication costs did not increase. [ABSTRACT FROM AUTHOR]
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- 2024
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6. Psychometric evaluation of the German version of the Recovering Quality of Life (ReQoL) measures in patients with affective disorders.
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Grochtdreis, Thomas, König, Hans-Helmut, Keetharuth, Anju Devianee, Gallinat, Jürgen, Konnopka, Alexander, Schulz, Holger, Lambert, Martin, Karow, Anne, and Dams, Judith
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AFFECTIVE disorders ,GERMAN language ,QUALITY of life ,CRONBACH'S alpha ,STATISTICAL reliability - Abstract
Background: The generic self-reported Recovering Quality of Life (ReQoL) measures were developed for measuring recovery-focused health-related quality of life (HrQoL) in persons with mental health conditions. The aim of this study was to assess the psychometric properties of the German version of the ReQoL measures in patients with affective disorders in Germany. Methods: Data from a patient sub-sample in a randomized controlled trial have been used (N = 393). The internal consistency and the test–retest reliability of the ReQoL measures were assessed using Cronbach's Alpha and the intra-class correlation coefficient (ICC). The concurrent validity and the known-group validity of the ReQoL measures were assessed using Pearson's Correlation coefficient and Cohen's d. The responsiveness was assessed using Glass' Δ and the standardized response mean (SRM). Results: The reliability among the items of the ReQoL-20 was overall excellent. The ICC of the ReQoL-20 was r = 0.70, indicating moderate test–retest reliability. The concurrent validity of the ReQoL-20 with the clinical measure PHQ-9 was strong with a correlation coefficient of r = − 0.76. The known-group validity of the ReQoL-20 using PHQ-9 cut-off points was large with an effect size of d = 1.63. The ReQoL measures were sensitive to treatment response and remission of symptoms measured by the PHQ-9 with large effect sizes/SRM. Discussion: The psychometric properties of the ReQoL measures for the assessment of patients with affective disorders were overall good. With the ReQoL, valid and reliable measures for the assessment of recovery-focused HrQoL for persons with affective disorders are available in German language. [ABSTRACT FROM AUTHOR]
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- 2023
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7. Excess costs of mental disorders by level of severity.
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König, Hannah, König, Hans-Helmut, Gallinat, Jürgen, Lambert, Martin, Karow, Anne, Peth, Judith, Schulz, Holger, and Konnopka, Alexander
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MENTAL illness ,SICK leave ,ECONOMIC aspects of diseases ,MEDICAL care use ,GAMMA distributions - Abstract
Introduction: Mental disorders are highly prevalent in Germany, and associated with decreased quality of life for those affected as well as high economic burden for the society. The purpose of this study was to determine the excess costs of mental disorders and to examine how these differ with respect to disease severity. Methods: We analyzed mean 6-month costs using the baseline data from the RECOVER trial in Hamburg, Germany, which evaluates an innovative stepped-care model for mental disorders. Four severity levels were classified based on the current level of mental illness, loss of functioning, and psychiatric diagnosis. In this work, direct costs (outpatient, inpatient, and social/informal care) and indirect costs (sick leave, unemployment, and early retirement) were estimated using interview-based data on health care utilization and productivity losses. Excess costs were determined by matching a comparison group of the German general population without mental disorders. Group differences in sociodemographic covariates and somatic comorbidities were balanced using entropy balancing. Excess costs by severity levels were estimated using generalized linear models (GLM) with gamma distribution and log-link function. Results: Overall, the RECOVER group included n = 816 and the comparison group included n = 3226 individuals. Mean total 6-month excess costs amounted to 19,075€, with higher indirect excess costs (13,331€) than direct excess costs (5744€) in total excess costs. The excess costs increased with increasing disease severity, ranging from 6,123€ with mild disease severity (level 1) to 31,883€ with severe mental illness (level 4). Indirect excess costs ranged from 5612€ in level 1 to 21,399€ in level 4, and were statistically significant for all disease severity levels. In contrast, direct excess costs were only statistically significant for the levels 2 to 4, and ranged from 511€ in level 1 to 10,485€ in level 4. The main cost drivers were hospital stays (level 2–4), sick leave and unemployment (all levels), and early retirement (level 3–4). Discussion: Mental disorders are associated with high costs that increase with the level of disease severity, which was also shown for individual ICD-10 diagnosis groups. Due to their influence on costs, indirect costs and disease severity levels should be considered in future cost-of-illness studies of mental disorders. Clinical trial registration: clinicaltrials.gov, trial registration number NCT03459664. [ABSTRACT FROM AUTHOR]
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- 2023
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8. Development of an Instrument for the Assessment of Health-Related Multi-sectoral Resource Use in Europe: The PECUNIA RUM.
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Pokhilenko, Irina, Janssen, Luca M. M., Paulus, Aggie T. G., Drost, Ruben M. W. A., Hollingworth, William, Thorn, Joanna C., Noble, Sian, Simon, Judit, Fischer, Claudia, Mayer, Susanne, Salvador-Carulla, Luis, Konnopka, Alexander, Hakkaart van Roijen, Leona, Brodszky, Valentin, Park, A-La, Evers, Silvia M. A. A., the PECUNIA Group, Berger, Michael, Łaszewska, Agata, and Perić, Nataša
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- 2023
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9. Health-Economic Evaluation of the German Osteoporotic Fracture Prevention Program in Rural Areas (OFRA): Mobility and Falls Prevention Classes, Examination of Bone Health, and Consultation on Safety in the Living Environment.
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Konnopka, Claudia, Büchele, Gisela, Rothenbacher, Dietrich, Roigk, Patrick, Rapp, Kilian, and König, Hans-Helmut
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BONE health , *BONE fractures , *BONE densitometry , *PERIODIC health examinations , *RURAL geography - Abstract
Background: Fragility fractures are one of the leading causes of disability in older adults. Yet, evidence for effectiveness and cost-effectiveness of preventive approaches combining bone health and fall prevention is rare. Objective: To conduct a health-economic evaluation of the German osteoporotic fracture prevention program in rural areas (OFRA). Design: Secondary cluster–randomized intervention study based on routine data. Participants: All districts in five federal states in Germany were cluster-randomized as intervention or control districts. OFRA was offered to community-living (a) women aged 75–79 years or (b) women and men aged 70–84 years with a prior fragility fracture in the intervention districts. Individuals who meet these criteria in the control districts were assigned to the control group. Intervention: OFRA comprised mobility and falls prevention classes, examination of bone health by bone density measurement, and consultation on safety in the home living environment. Main Measures: We measured health-care costs and effectiveness in terms of time to fragility fracture or death within 1 year after initial contact, based on health insurance claims data. Implementation costs were recorded by the intervention performers. We calculated an incremental cost-effectiveness ratio (ICER) and employed the net-benefit approach to construct a cost-effectiveness acceptability curve (CEAC). Key Results: There were 9408 individuals in the intervention group and 27,318 in the control group. Mean time to fragility fracture or death (difference: 0.82 days) and health-care costs (difference: 111.73€, p <.01) were reduced, but mean intervention costs (difference: 260.10€) increased total costs (difference: 148.37€, p <.001) in the intervention group. The ICER per fracture-free year of survival was 66,094.63€. The CEAC showed no acceptable probability of cost-effectiveness at a reasonable willingness to pay. Conclusion: OFRA showed reduced rates of fragility fractures, but had high implementation costs, resulting in an unfavorable ICER. The cost-effectiveness of OFRA may improve with a longer follow-up. [ABSTRACT FROM AUTHOR]
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- 2023
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10. Long-term evaluation of outcomes and costs of urolithiasis re-interventions after ureteroscopy, extracorporeal shockwave lithotripsy and percutaneous nephrolithotomy based on German health insurance claims data.
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Konnopka, Claudia, Becker, Benedikt, Netsch, Christopher, Herrmann, Thomas R. W., Gross, Andreas J., Lusuardi, Lukas, Knoll, Thomas, and König, Hans-Helmut
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HEALTH insurance claims , *PERCUTANEOUS nephrolithotomy , *SICK leave , *URINARY calculi , *SHOCK waves - Abstract
Purpose: Comparisons of ureteroscopy (URS), extracorporeal shockwave lithotripsy (SWL) and percutaneous nephrolithotomy (PCNL) for urolithiasis considering long-term follow-up are rare. We aimed to analyze re-intervention rates, costs and sick leave days of URS, SWL and PCNL patients within 7 years. Methods: This retrospective cohort study was based on German health insurance claims data. We included 54,609 urolithiasis patients incidentally treated in 2008–2010. We investigated time to re-intervention, number of sick leave days and healthcare costs. We applied negative binomial, extended Cox regression and gamma models. Results: 54% were incidentally treated with URS, 40% with SWL and 6% with PCNL. 15% of URS, 26% of SWL and 23% of PCNL patients were re-treated within 7 years. Time to re-intervention was significantly lower for PCNL (955 days) and SWL (937 days) than URS (1078 days) patients. Costs for incident treatment were significantly higher for PCNL (2760€) and lower for SWL (1342€) than URS (1334€) patients. Yet, total costs including re-interventions were significantly higher for PCNL (5783€) and SWL (3240€) than URS (2979€) patients. Total number of sick leave days was increased for PCNL (13.0 days) and SWL (10.1 days) compared to URS (6.8 days) patients. Conclusion: This study describes outcomes after use of different intervention options for urolithiasis. URS patients showed longest time free of re-interventions and lowest number of sick leave days. Although SWL patients initially had lower costs, URS patients had lower costs in the long run. PCNL patients showed high costs and sick leave days. [ABSTRACT FROM AUTHOR]
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- 2022
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11. The Excess Costs of Depression and the Influence of Sociodemographic and Socioeconomic Factors: Results from the German Health Interview and Examination Survey for Adults (DEGS).
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König, Hannah, Rommel, Alexander, Thom, Julia, Schmidt, Christian, König, Hans-Helmut, Brettschneider, Christian, and Konnopka, Alexander
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SOCIODEMOGRAPHIC factors ,SOCIOECONOMIC factors ,PERIODIC health examinations ,SICK leave ,GAMMA distributions - Abstract
Introduction: The aim of this study was to estimate excess costs of depression in Germany and to examine the influence of sociodemographic and socioeconomic determinants. Methods: Annual excess costs of depression per patient were estimated for the year 2019 by comparing survey data of individuals with and without self-reported medically diagnosed depression, representative for the German population aged 18–79 years. Differences between individuals with depression (n = 223) and without depression (n = 4540) were adjusted using entropy balancing. Excess costs were estimated using generalized linear model regression with a gamma distribution and log-link function. We estimated direct (inpatient, outpatient, medication) and indirect (sick leave, early retirement) excess costs. Subgroup analyses by social determinants were conducted for sex, age, socioeconomic status, first-generation or second-generation migrants, partnership, and social support. Results: Total annual excess costs of depression amounted to €5047 (95% confidence interval [CI] 3214–6880) per patient. Indirect excess costs amounted to €2835 (1566–4103) and were higher than direct excess costs (€2212 [1083–3341]). Outpatient (€498), inpatient (€1345), early retirement (€1686), and sick leave (€1149) excess costs were statistically significant, while medication (€370) excess costs were not. Regarding social determinants, total excess costs were highest in the younger age groups (€7955 for 18–29-year-olds, €9560 for 30–44-year-olds), whereas total excess costs were lowest for the oldest age group (€2168 for 65+) and first-generation or second-generation migrants (€1820). Conclusions: Depression was associated with high excess costs that varied by social determinants. Considerable differences between the socioeconomic and sociodemographic subgroups need further clarification as they point to specific treatment barriers as well as varying treatment needs. [ABSTRACT FROM AUTHOR]
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- 2021
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12. Economic Burden of Anxiety Disorders: A Systematic Review and Meta-Analysis.
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Konnopka, Alexander and König, Hannah
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ANXIETY disorders , *GENERALIZED anxiety disorder , *META-analysis , *OVERHEAD costs , *PANIC disorders , *MEDICAL care cost statistics , *ECONOMIC statistics , *SYSTEMATIC reviews , *MEDICAL care costs , *ECONOMIC aspects of diseases - Abstract
Background: Anxiety disorders (AD) are common mental disorders, for which several cost-of-illness (COI) studies have been conducted in the past.Objective: The aim of this review was to provide a systematic overview of these studies and an aggregation of their results.Methods: A systematic literature search limited to studies published after 1999 was conducted in PubMed/MEDLINE in November 2018. We included top-down COI studies reporting costs for AD, and bottom-up COI studies reporting costs for AD and a non-diseased control group, and extracted data manually. Results of the top-down COI studies were aggregated by calculating the mean percentage of costs on gross domestic product (GDP) and health expenditure, while the results of the bottom-up studies were analyzed meta-analytically using the 'ratio of means' method and inverse-variance pooling. In this review, the logarithm of the relative difference in a continuous outcome between two groups is calculated and aggregated over the studies. The results can be interpreted as the relative change in costs imposed by a specific disease compared with baseline costs.Results: We identified 13 top-down and 11 bottom-up COI studies. All top-down COI studies and four bottom-up COI studies reported costs for AD as a diagnostic group, four for generalized anxiety disorder (GAD), four for social anxiety disorder (SAD), and one for panic disorder. In top-down COI studies, direct costs of AD, on average, corresponded to 2.08% of health care costs and 0.22% of GDP, whereas indirect costs, on average, corresponded to 0.23% of GDP. In bottom-up COI studies, direct costs of patients with AD were increased by factor 2.17 (1.29-3.67; p = 0.004) and indirect costs were increased by factor 1.92 (1.05-3.53; p = 0.04), whereas total costs increased by factor 2.52 (1.73-3.68; p < 0.001). Subgroup analysis revealed an increase in direct costs by 1.60 (1.16-2.22; p = 0.005) for SAD and 2.60 (2.01-3.36; p < 0.001) for GAD. Measures of heterogeneity indicated high heterogeneity when pooling studies for direct costs, indirect costs, and total costs, but low to moderate heterogeneity when pooling studies for SAD or GAD.Conclusions: Using methods that focused on relative rather than absolute costs, we were able to aggregate costs reported in different COI studies for ADs. We found that ADs were associated with a low proportion of health care costs on a population level, but significantly increased health care costs on an individual level compared with healthy controls. Our disorder-specific subgroup analysis showed that study findings are most homogeneous within specific ADs. Therefore, to get a more detailed picture of the costs of ADs, more studies for currently under researched ADs, such as panic disorder, are needed. [ABSTRACT FROM AUTHOR]- Published
- 2020
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13. Health-related quality of life measured with the EQ-5D-5L: estimation of normative index values based on a representative German population sample and value set.
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Grochtdreis, Thomas, Dams, Judith, König, Hans-Helmut, and Konnopka, Alexander
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QUALITY of life ,COST effectiveness ,SOCIODEMOGRAPHIC factors ,HEALTH insurance ,MEDICAL economics - Abstract
Background: The generic and preference-based instrument EQ-5D is available in a five-response levels version (EQ-5D-5L). A value set for the EQ-5D-5L based on a representative sample of the German population has recently been developed. The aim of this study was to estimate normative values of the EQ-5D-5L index for Germany, and to examine associations between the EQ-5D-5L and selected sociodemographic factors.Methods: The analysis was based on a representative sample (n = 4998) of the German general adult population in 2014. Participants had to rate their health-related quality of life on the EQ-5D-5L descriptive system as well as on a visual analogue scale (EQ-VAS). Normative values of the EQ-5D-5L index were estimated for selected sociodemographic characteristics. For the examination of associations between EQ-5D-5L index scores and selected sociodemographic factors, multivariate regression analyses were used.Results: The mean EQ-5D-5L index score of the total sample was 0.88 (SD 0.18), corresponding to an overall mean EQ-VAS score of 71.59 (SD 21.36). Female gender and increasing age were associated with a lower EQ-5D-5L index score (p < 0.001). Higher education, full-time employment and private health insurance were associated with a higher EQ-5D-5L index score (p < 0.001).Conclusion: This was the first study to estimate normative values of the EQ-5D-5L index for Germany based on a representative sample. The German normative values of the EQ-5D-5L are comparable to those reported for other countries. However, the mean EQ-5D-5L index score of the total sample was worse than those of the samples of studies from other countries. [ABSTRACT FROM AUTHOR]- Published
- 2019
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14. Out-of-pocket-payments and the financial burden of 502 cancer patients of working age in Germany: results from a longitudinal study.
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Büttner, Matthias, Singer, Susanne, König, Hans-Helmut, Konnopka, Alexander, Löbner, Margrit, Riedel-Heller, Steffi, Briest, Susanne, and Dietz, Andreas
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CANCER patients ,LONGITUDINAL method ,REGRESSION analysis ,HEALTH insurance - Abstract
Purpose: Cancer patients in Germany often face payments related to their disease or treatment which are not covered by their health insurance. The aim of this study was to analyze the amount of out-of-pocket payments (OOPPs) among cancer patients in Germany, to explore potential socioeconomic determinants of OOPPs, and to identify how cancer patients are burdened by these payments.Methods: Cancer ptients were consecutively enrolled in 16 clinics in Leipzig, Germany. Data on OOPPs for the past 3 months and on socioeconomic status were obtained at the end of their hospital stay (t0) and 3 (t1) and 15 months (t2) after t0. Financial burden was calculated by dividing the monthly OOPPs by the midpoint of the income category, and the perceived burden was assessed by using the financial difficulties scale of the EORTC QLQ-C30. A two-part regression model was used to estimate the determinants of OOPPs.Results: At baseline (t0), 502 cancer patients participated in the study and provided data on OOPPs and socioeconomic status. The mean 3-month OOPPs were the following: €205.8 at baseline, €179.2 at t1, and €148.1 at t2. Compared to the lowest income group (< €500 monthly), all other income groups (€500-999, €1000-1499, and ≥ €1500) had higher 3-month OOPPs of €52.3 (p = 0.241), €90.2 (p = 0.059), or €62.2 (p = 0.176). Financial burden at t0 was 6.4% (SD 9.2%) on average, 5.4% (SD 9.9%) at t1, and to 3.9% (SD 7.0%) of monthly income at t2.Conclusion: German cancer patients face relatively high OOPPs during their cancer journey. These payments may burden cancer patients, especially certain subgroups like low-income groups. [ABSTRACT FROM AUTHOR]- Published
- 2019
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15. Mehr Zugkraft via App und Web: Eine Zukunftsaufgabe im Betrieblichen Gesundheitsmanagement.
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Konnopka, Thomas
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- 2016
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16. The "no problems"-problem: an empirical analysis of ceiling effects on the EQ-5D 5L.
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Konnopka, Alexander and Koenig, Hans-Helmut
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GERMANS , *MEDICAL care , *EMPIRICAL research , *CROSS-sectional method , *HEALTH self-care , *PSYCHOMETRICS , *HEALTH , *MENTAL health , *QUALITY of life , *QUESTIONNAIRES ,RESEARCH evaluation - Abstract
Aim: To analyze the association between ceiling effects on the EQ-5D 5L and morbidity in a general population sample.Methods: We used a cross-sectional sample of the German general population (n = 5007) to describe the frequency of health state "11111" and "no problems"-answers on the five single dimensions stratified by the number of diseases for which participants utilized health care during the last 6 months. For the five single dimensions we also used specific criteria to analyze their discriminative ability. A logit-model was applied for a multivariate analysis of ceiling effects.Results: 31% of participants reported the health state "11111." This percentage strongly decreased with increasing morbidity, down to 4.9% if four or more diseases were present. The dimensions "mobility," "usual activities," and "pain/discomfort" showed good discriminative abilities. The dimensions "anxiety/depression" and "self -care" were able to discriminate between different levels of morbidity, but nevertheless showed strong ceiling effects, in particular "self-care."Conclusion: When analyzing ceiling effects of the EQ-5D 5L, one has to draw attention to morbidity since high proportions of participants indicating the best health state might result from being healthy regarding the dimensions assessed by the EQ-5D, in particular in general population datasets. [ABSTRACT FROM AUTHOR]- Published
- 2017
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17. Cost effectiveness of ibandronate for the prevention of fractures in inflammatory bowel disease-related osteoporosis: cost-utility analysis using a Markov model.
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Kreck S, Klaus J, Leidl R, von Tirpitz C, Konnopka A, Matschinger H, König HH, Kreck, Simon, Klaus, Jochen, Leidl, Reiner, von Tirpitz, Christian, Konnopka, Alexander, Matschinger, Herbert, and König, Hans-Helmut
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Background: Osteoporosis is a frequent complication in patients with inflammatory bowel disease. Recent studies have shown bisphosphonates to considerably reduce fracture risk in patients with osteoporosis, and preventing fractures with bisphosphonates has been reported to be cost effective in older populations. However, no studies of the cost effectiveness of these agents in preventing fractures in patients with inflammatory bowel disease are available.Objective: To investigate the cost effectiveness of the bisphosphonate ibandronate combined with calcium/colecalciferol ('ibandronate') in patients with osteopenia or osteoporosis due to inflammatory bowel disease in Germany. Treatment strategies used for comparison were sodium fluoride combined with calcium/colecalciferol ('fluoride') and calcium/colecalciferol ('calcium') alone.Study Design and Methods: A cost-utility analysis was conducted using data from a randomized controlled trial (RCT). Changes in bone mineral density (BMD) were adjusted and predicted for a standardized population receiving each respective treatment. A Markov model was developed, with probabilities of transition to fracture states consisting of BMD-dependent and -independent components. The BMD-dependent component was assessed using predicted change in BMD from the RCT. The independent component captured differences in bone quality and micro-architecture resulting from prevalent fractures or treatment with anti-resorptive drugs. The analysis was conducted for a population with a mean age of the RCT patients (women aged 36 years, men aged 38 years) with osteopenia (T-score about -2.0 at baseline), a population of the same age with osteoporosis (T-score of -3.0 at baseline) and for an older population (both sexes aged 65 years) with osteoporosis (T-score of -3.0). Outcomes were measured as costs per QALY gained from a societal perspective. The treatment duration in the RCT was 42 months. A 5-year period was assumed to follow, during which the treatment effects linearly declined to 0. The simulation time was 10 years. Prices for medication and treatment were presented as year 2004 values; costs and effects were discounted at 5%. To test the robustness of the results, univariate and probabilistic sensitivity analyses (Monte Carlo simulation) were conducted.Results: The calcium strategy dominated the fluoride strategy. When the ibandronate strategy was compared with the calcium strategy, the base-case cost-effectiveness ratios (costs per QALY gained) were between euro 407 375 for an older female population with osteoporosis and euro 6 516 345 for a younger female population with osteopenia. Univariate sensitivity analyses resulted in variations between 4% of base-case results and dominance of calcium. In Monte Carlo simulations, conducted for the various populations, the probability of an ICER of ibandronate below euro 50 000 per QALY was never greater than 20.2%.Conclusion: The ibandronate strategy is unlikely to be considered cost effective by decision makers in men or women with characteristics of those in the target population of the RCT, or in older populations with osteoporosis. [ABSTRACT FROM AUTHOR]- Published
- 2008
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18. Health burden and costs of obesity and overweight in Germany: an update.
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Lehnert, Thomas, Streltchenia, Pawel, Konnopka, Alexander, Riedel-Heller, Steffi, König, Hans-Helmut, Riedel-Heller, Steffi G, and König, Hans-Helmut
- Subjects
OBESITY ,MEDICAL economics ,MORTALITY ,HEALTH ,METABOLIC disorders ,SICK leave ,MEDICAL care cost statistics ,ECONOMIC aspects of diseases ,MEDICAL care ,DISEASE prevalence ,QUALITY-adjusted life years ,STATISTICAL models ,ECONOMICS - Abstract
In 2011, Konnopka et al. (Eur J Health Econ 12:345-352, 2011) published a top-down cost of illness study on the health burden, and direct and indirect costs of morbidity and mortality attributable to excess weight (BMI ≥25 kg/m(2)) in Germany in 2002. The objective of the current study was to update the 2002 estimates to the year 2008. To simplify comparisons, we closely followed the methods and assumptions of the original study, using 2008 data for most input parameters (e.g. prevalence, mortality, resource use, costs). Excess weight related deaths increased by 31% (from 36,653 to 47,964) and associated years of potential life lost (from 428,093 to 588,237) and quality adjusted life years lost (from 367,722 to 505,748) by about 37%, respectively. Excess weight caused €16,797 million in total costs in 2008 (+70%), of which €8,647 million were direct costs (corresponding to 3.27% of total German health care expenditures in 2008). About 73% (€12,235 million) of total excess weight related costs were attributable to obesity (BMI ≥30 kg/m(2)). The main drivers of direct costs were endocrinological (44%) and cardiovascular (38%) diseases. Indirect costs amounted to €8,150 million in 2008 (+62%), of which about two-thirds were indirect costs from unpaid work. The great majority of indirect costs were due to premature mortality (€5,669 million). The variation of input parameters (univariate sensitivity analyses) resulted in attributable costs between €8,978 million (-47% compared to base case) and €25,060 million (+49%). The marked increase in excess weight related costs can largely be explained by increases in the prevalence of overweight and obesity, and to a lesser extent from increases in resource consumption, as well as increases in (unit) costs and wages (comprising 5.5% inflation). [ABSTRACT FROM AUTHOR]
- Published
- 2015
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19. The Estimation of Utility Weights in Cost-Utility Analysis for Mental Disorders: A Systematic Review.
- Author
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Sonntag, Michael, König, Hans-Helmut, and Konnopka, Alexander
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MENTAL illness ,DATABASES ,MENTAL health ,ELECTRONIC information resources - Abstract
Objective: To systematically review approaches and instruments used to derive utility weights in cost-utility analyses (CUAs) within the field of mental disorders and to identify factors that may have influenced the choice of the approach. Methods: We searched the databases DARE (Database of Abstracts of Reviews of Effects), NHS EED (National Health Service Economic Evaluation Database), HTA (Health Technology Assessment), and PubMed for CUAs. Studies were included if they were full economic evaluations and reported quality-adjusted life-years as the health outcome. Study characteristics and instruments used to estimate utility weights were described and a logistic regression analysis was conducted to identify factors associated with the choice of either the direct (e.g. standard gamble) or the preference-based measure (PBM) approach (e.g. EQ-5D). Results: We identified 227 CUAs with a maximum in 2009, 2010, and 2012. Most CUAs were conducted in depression, dementia, or psychosis, and came from the US or the UK, with the EQ-5D being the most frequently used instrument. The application of the direct approach was significantly associated with depression, psychosis, and model-based studies. The PBM approach was more likely to be used in recent studies, dementia, Europe, and empirical studies. Utility weights used in model-based studies were derived from only a small number of studies. Limitations: We only searched four databases and did not evaluate the quality of the included studies. Conclusions: Direct instruments and PBMs are used to elicit utility weights in CUAs with different frequencies regarding study type, mental disorder, and country. [ABSTRACT FROM AUTHOR]
- Published
- 2013
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20. The health burden and costs of incident fractures attributable to osteoporosis from 2010 to 2050 in Germany-a demographic simulation model.
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Bleibler, F., Konnopka, A., Benzinger, P., Rapp, K., and König, H.-h.
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- *
DEMOGRAPHY , *EPIDEMIOLOGY , *BONE fractures , *MATHEMATICAL models , *MEDICAL care costs , *OSTEOPOROSIS , *QUALITY of life , *RESEARCH funding , *STRATEGIC planning , *COST analysis , *THEORY , *RELATIVE medical risk , *DATA analysis software , *DISEASE complications - Abstract
Summary: To predict the burden of incident osteoporosis attributable fractures (OAF) in Germany, an economic simulation model was built. The burden of OAF will sharply increase until 2050. Future demand for hospital and long-term care can be expected to substantially rise and should be considered in future healthcare planning. Introduction: The aim of this study was to develop an innovative simulation model to predict the burden of incident OAF occurring in the German population, aged >50, in the time period of 2010 to 2050. Methods: A Markov state transition model based on five fracture states was developed to estimate costs and loss of quality adjusted life years (QALYs). Demographic change was modelled using individual generation life tables. Direct (inpatient, outpatient, long-term care) and indirect fracture costs attributable to osteoporosis were estimated by comparing Markov cohorts with and without osteoporosis. Results: The number of OAF will rise from 115,248 in 2010 to 273,794 in 2050, cumulating to approximately 8.1 million fractures (78 % women, 22 % men) during the period between 2010 and 2050. Total undiscounted incident OAF costs will increase from around 1.0 billion Euros in 2010 to 6.1 billion Euros in 2050. Discounted (3 %) cumulated costs from 2010 to 2050 will amount to 88.5 billion Euros (168.5 undiscounted), with 76 % being direct and 24 % indirect costs. The discounted (undiscounted) cumulated loss of QALYs will amount to 2.5 (4.9) million. Conclusions: We found that incident OAF costs will sharply increase until the year 2050. As a consequence, a growing demand for long-term care as well as hospital care can be expected and should be considered in future healthcare planning. To support decision makers in managing the future burden of OAF, our model allows to economically evaluate population- and risk group-based interventions for fracture prevention in Germany. [ABSTRACT FROM AUTHOR]
- Published
- 2013
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21. Kostenmessung bei Krankheiten mit Langzeitüberleben.
- Author
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Brettschneider, C., Konnopka, A., and König, H.-H.
- Abstract
Copyright of Bundesgesundheitsblatt - Gesundheitsforschung - Gesundheitsschutz is the property of Springer Nature and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2012
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22. Health burden and costs of obesity and overweight in Germany.
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Konnopka, A., B#x00F6;demann, M., and König, H.-H.
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OBESITY ,MEDICAL care costs ,NUTRITION disorders ,BODY weight ,CARDIOVASCULAR diseases - Abstract
This study aimed to estimate the health burden and the direct as well as indirect costs of morbidity and mortality attributable to obesity and overweight in Germany for the year 2002. We used the concept of attributable fractions based on German prevalence data and relative risks from US studies as well as routine statistics. We estimated obesity- and overweight-attributable deaths, years of potential life lost (YPLL) and quality-adjusted life years lost (QALY) for various diseases associated with obesity and overweight. Direct costs were estimated for inpatient and outpatient treatment, rehabilitation and non-medical costs. Indirect costs were estimated for sickness absence, early retirement and mortality using the human capital approach. We estimated 36,653 obesity- and overweight-attributable deaths with 428,093 consecutive YPLL and 367,772 QALYs lost. Obesity caused 4,854 million EUR in direct costs corresponding to 2.1% of the overall German health expenditures in 2002 and 5,019 million EUR in indirect costs. Forty-three percent of direct costs resulted from endocrinological diseases like diabetes and obesity itself, followed by cardiovascular diseases (38%), neoplasms (14%) and digestive diseases (6%). Sixty percent of indirect costs resulted from unpaid work, and 67% of overall indirect costs were due to mortality. Obesity and overweight are connected to considerable morbidity and mortality as well as societal costs. Improvement and further development of effective strategies for preventing and dealing with obesity and overweight are necessary. [ABSTRACT FROM AUTHOR]
- Published
- 2011
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23. Prävention und Therapie von Übergewicht und Adipositas im Kindes- und Jugendalter aus gesundheitsökonomischer Sicht.
- Author
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König, H.-H., Lehnert, T., Riedel-Heller, S., and Konnopka, A.
- Abstract
Copyright of Bundesgesundheitsblatt - Gesundheitsforschung - Gesundheitsschutz is the property of Springer Nature and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2011
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24. Gesundheitsökonomische Aspekte psychischer Komorbidität bei somatischen Krankheiten.
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Lehnert, T., Konnopka, A., Riedel-Heller, S., and König, H.-H.
- Abstract
Copyright of Bundesgesundheitsblatt - Gesundheitsforschung - Gesundheitsschutz is the property of Springer Nature and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
- Published
- 2011
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25. The health and economic consequences of osteopenia- and osteoporosis-attributable hip fractures in Germany: estimation for 2002 and projection until 2050.
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Konnopka, A., Jerusel, N., and König, H.-H.
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- *
OSTEOPENIA , *OSTEOPOROSIS , *HIP joint injuries , *BONE fractures , *DEMOGRAPHIC change , *QUALITY-adjusted life years , *LIFE expectancy - Abstract
The health and economic burden of osteopenia- and osteoporosis-attributable hip fractures (OHF) in Germany was estimated for 2002 and projected until 2050. We found 108,341 OHF resulting in 2,998 million Euros cost, which will more than double by the year 2050, calling for improvement and development of prevention strategies for OHF. This study aimed to estimate the health impact and the societal costs of OHF in Germany in the year 2002 and to extrapolate these estimates to the years 2020 and 2050. We estimated OHF-attributable deaths, years of potential life lost (YPLL) and quality-adjusted life years lost (QALYs) using attributable fractions. Direct costs for acute treatment, rehabilitation, nursing care, non-medical costs and indirect costs for sickness absence, early retirement and mortality were estimated. All estimates were extrapolated to 2020 and 2050 using an estimation of future population composition and life expectancy. We found 108,341 OHF resulting in 3,485 deaths, 22,724 YPLL, 114,058 QALYs, 2,736 millions of Euros direct cost and 262 millions of Euros indirect costs. Projection to 2020 showed corresponding increases of 44%, 62%, 56%, 49%, 47% and 33%, whereas the projection to 2050 resulted in changes of 128%, 215%, 196%, 152%, 138% and 90%, respectively. OHF have considerable impact on health and direct costs in the elderly. Both may strongly increase in future decades due to demographic changes, calling for improvement and development of effective strategies for preventing and dealing with OHF. [ABSTRACT FROM AUTHOR]
- Published
- 2009
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26. Direct and indirect costs attributable to alcohol consumption in Germany.
- Author
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Konnopka, Alexander, König, Hans-Helmut, and König, Hans-Helmut
- Subjects
- *
COMPLICATIONS of alcoholism , *ALCOHOL drinking , *MEDICAL care costs , *DRINKING behavior , *ALCOHOLIC beverages , *PUBLIC health , *TUMOR growth , *ETIOLOGY of diseases , *REHABILITATION of people with alcoholism , *ALCOHOLISM , *COMPARATIVE studies , *ECONOMIC aspects of diseases , *RESEARCH methodology , *MEDICAL cooperation , *RESEARCH , *EVALUATION research , *DISEASE prevalence , *ALCOHOL-induced disorders , *ECONOMICS - Abstract
Aim: To estimate the direct and indirect costs of morbidity and mortality attributable to alcohol consumption in Germany from a societal perspective in 2002.Methods: Using the concept of attributable risks and the prevalence-based approach, age- and gender-specific alcohol-attributable fractions for morbidity and mortality were calculated for alcoholic disorder, neoplasms, endocrinological, nervous, circulatory, digestive, skin and perinatal disorders, and injuries and poisonings. The literature provided data on alcohol consumption in Germany by age, gender and dose amount, and relative risks. Direct costs were calculated based on routine resource utilisation and expenditure statistics. Indirect costs were calculated based on the human capital approach using a discount rate of 5%.Results: Alcohol consumption accounted for 5.5% of all deaths and 970,000 years of potential life lost. Total costs were euro24,398 million, amounting to 1.16% of Germany's GDP, or euro296 per person. Direct medical and non-medical costs were euro8441 million. Indirect costs were euro15,957 million (69% mortality and 31% morbidity costs). In contrast, protective health effects of alcohol consumption saved euro4839 million.Conclusions: The magnitude of alcohol-attributable morbidity and mortality and associated costs demands more preventive efforts. [ABSTRACT FROM AUTHOR]- Published
- 2007
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27. Placement matching of alcohol-dependent patients based on a standardized intake assessment: rationale and design of a randomized controlled trial
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Hans-Helmut König, J Röhrig, Angela Buchholz, Fred Rist, Levente Kriston, Michael M. Berner, Heinrich Küfner, Daniela Piontek, Ludwig Kraus, Alexander Konnopka, and Anke Friedrichs
- Subjects
Research design ,Male ,medicine.medical_specialty ,Matching (statistics) ,Placement-matching guidelines ,Referral ,Health Status ,law.invention ,Study Protocol ,Nursing ,Randomized controlled trial ,Clinical Protocols ,law ,Surveys and Questionnaires ,Outcome Assessment, Health Care ,medicine ,Health-services research ,Humans ,Referral and Consultation ,Level of care ,business.industry ,Patient Selection ,Health services research ,Alcohol dependence ,Triage ,Clinical trial ,Alcoholism ,Psychiatry and Mental health ,Treatment Outcome ,Telephone interview ,Research Design ,Physical therapy ,Quality of Life ,MATE ,Female ,business - Abstract
Despite considerable research on substance-abuse placement matching, evidence is still inconclusive. The aims of this exploratory trial are to evaluate (a) the effects of following matching guidelines on health-care costs and heavy drinking, and (b) factors affecting the implementation of matching guidelines in the treatment of alcohol-dependent patients. A total of 286 alcohol-dependent patients entering one of four participating detoxification units and having no arrangements for further treatment will be recruited. During the first week of treatment, all patients will be administered Measurements in the Addictions for Triage and Evaluation (MATE), European Quality of Life-Five Dimensions health status questionnaire (EQ-5D), and the Client Socio-Demographic and Service Receipt Inventory—European Version (CSSRI-EU). Patients who are randomly allocated to the intervention group will receive feedback regarding their assessment results, including clear recommendations for subsequent treatment. Patients of the control group will receive treatment as usual and, if requested, global feedback regarding their assessment results, but no recommendations for subsequent treatment. At discharge, treatment outcome and referral decisions will be recorded. Six months after discharge, patients will be administered MATE-Outcome, EQ-5D, and CSSRI-EU during a telephone interview. This trial will provide evidence on the effects and costs of using placement-matching guidelines based on a standardized assessment with structured feedback in the treatment of alcohol-dependent patients. A process evaluation will be conducted to facilitate better understanding of the relationship between the use of guidelines, outcomes, and potential mediating variables. German Clinical Trials Register DRKS00005035 . Registered 03 June 2013.
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