12 results on '"Felder S"'
Search Results
2. [Anaesthesiological management of postmortem organ donors - What Evidence is Out There?]
- Author
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Felder S, Fischer P, Böhler K, Angermair S, Treskatsch S, and Witte W
- Subjects
- Humans, Tissue Donors, Respiration, Artificial, Waiting Lists, Germany, Tissue and Organ Procurement, Organ Transplantation
- Abstract
The transplantation of organs from postmortem organ donors has been a lifesaving and quality-of-life-improving therapy for patients with irreversible organ failure for many years. In Germany, however, there has been an imbalance between the number of organs donated postmortem and the number of patients on the waiting list for years. The anesthesiological management of multiple organ harvesting (MOE) in postmortem organ donors is not an everyday challenge for various reasons: A lack of practical expertise due to the small number of MOE, even at university hospitals (usually < 20 per year), complex pathophysiological changes in the cardiovascular system and other organ functions of the postmortem organ donor and the lack of guidelines complicate anesthesiological management. This paper compiles the existing literature and reviews whether evidence-based recommendations can be derived for anesthesiologic management for MOE., Competing Interests: Die Autorinnen/Autoren geben an, dass kein Interessenkonflikt besteht., (Thieme. All rights reserved.)
- Published
- 2023
- Full Text
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3. [Instruments for Measuring the Effects of Early Intervention on Maintaining and Restoring Ability to Work in Germany: Opinion of an Interdisciplinary Working Group].
- Author
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Amler N, Felder S, Mau W, Merkesdal S, and Schöffski O
- Subjects
- Efficiency, Germany, Humans, Surveys and Questionnaires, Absenteeism, Employment
- Abstract
Objective: In projects on early intervention, a wide variety of instruments is used for the measurement of intervention effects on preservation or restoration of ability to work. The aim of the present work was to propose an appropriate instrument or a range of appropriate instruments that enable diverse interventional approaches to be compared, and data quality to be improved., Methods: A systematic literature search was conducted to map the currently existing measuring instruments. In addition, based on structured interviews with leaders of existing early intervention projects or representatives of other interventional approaches, knowledge and application of the measuring instruments in Germany were determined. In the context of a working meeting, a recommendation was formulated based on the results of the literature search and interviews., Results and Comments: There is currently no instrument that could be recommended without reservation for the stated purpose. Based on the results of the literature search and the interviews, the working group recommends using, as a first step, the Work Ability Index (WAI, focus on work ability) and the Work Productivity and Activity Impairment Questionnaire (WPAI, focus on absenteeism and presenteeism). German-language versions of both questionnaires are freely available and offer a good compromise in terms of psychometric quality criteria, as well as of practicality and applicability. The measuring instruments should be developed further, with the goal of establishing an optimized instrument that combines the strengths of the two instruments., Conclusion: In Germany, use of WAI and the WPAI in as many early intervention approaches as possible will help improve the database, allowing better comparability. However, the focus of further research must be to develop an optimized instrument from elements of WAI and WPAI, in order to be able to measure ability to work as well as the effects of an intervention on preservation or restoration of the ability to work, regardless of the setting., Competing Interests: Das gesamte Projekt wurde durch AbbVie Deutschland Gmbh & Co KG finanziell unterstützt. Von AbbVie wurde keinerlei Einfluss auf die Arbeit der Arbeitsgruppe genommen., (© Georg Thieme Verlag KG Stuttgart · New York.)
- Published
- 2018
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4. Federal state differentials in the efficiency of health production in Germany: an artifact of spatial dependence?
- Author
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Felder S and Tauchmann H
- Subjects
- Adult, Aged, Aged, 80 and over, Delivery of Health Care statistics & numerical data, Empirical Research, Female, Germany, Humans, Male, Middle Aged, Models, Statistical, Regression Analysis, Sex Distribution, Young Adult, Delivery of Health Care standards, Efficiency, Organizational, Healthcare Disparities, Regional Health Planning
- Abstract
Due to regional competition and patient migration, the efficiency of healthcare provision at the regional level is subject to spatial dependence. We address this issue by applying a spatial autoregressive model to longitudinal data from Germany at the district ('Kreis') level. The empirical model is specified to explain efficiency scores, which we derive through non-parametric order-m efficiency analysis of regional health production. The focus is on the role of health policy of federal states ('Bundesländer') for district efficiency. Regression results reveal significant spatial spillover effects. Notably, accounting for spatial dependence does not decrease but increases the estimated effect of federal states on district efficiency. It appears that genuinely more efficient states are less affected by positive efficiency spillovers, so that taking into account spatial dependence clarifies the importance of health policy at the state level.
- Published
- 2013
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5. [Health care expenditures and the aging population].
- Author
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Felder S
- Subjects
- Aged, Female, Germany epidemiology, Humans, Health Care Costs statistics & numerical data, Health Expenditures statistics & numerical data, Health Services for the Aged economics, Life Expectancy trends, Terminal Care economics
- Abstract
The impact of a longer life on future health care expenditures will be quite moderate because of the high costs of dying and the compression of mortality in old age. If not age per se but proximity to death determines the bulk of expenditures, a shift in the mortality risk to higher ages will not significantly affect lifetime health care expenditures, as death occurs only once in every life. A calculation of the demographic effect on health care expenditures in Germany up until 2050 that explicitly accounts for costs in the last years of life leads to a significantly lower demographic impact on per-capita expenditures than a calculation based on crude age-specific health expenditures.
- Published
- 2012
- Full Text
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6. [Susceptibility to strategy of the drug component of the IPHCC+RxGroups classification system in a risk-adjusted morbidity compensation scheme--a conceptional and data-supported analysis].
- Author
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Behrend C, Felder S, and Busse R
- Subjects
- Computer Simulation, Game Theory, Germany, Risk Factors, Diagnosis-Related Groups economics, Drug Prescriptions economics, Insurance Pools economics, Models, Economic, Risk Assessment methods, Risk Sharing, Financial economics, Risk Sharing, Financial methods
- Abstract
Background: A report commissioned by the German Ministry of Health recommends to the existing scheme for calculating risk-adjusted transfers to sickness funds supplement with the IPHCC+RxGroups method. The method is based on inpatient diagnoses and prescribed drugs as health status measures deduced from prior use., Objective: The present study investigates the sickness fund's expected net return from gaming based on the drug component of the risk adjuster., Methods: The study explores three possible strategies using the RxGroups method. For the stimulations, insurees are assigned to additional indications or to higher valued RxGroups within the same indication. Then, costs and financial benefits attributable to the altered drug use are estimated and compared with the status quo. The study uses 2000 and 2001 sample data of more than 370,000 insurees of Germany's company-based sickness funds system (BKK)., Results: While upgrading increases overall costs, it can be beneficial for the individual sickness funds. Their net return crucially depends on the number of sickness funds gaming the system: the more participating in the game, the smaller is the average net return. Moreover, not participating often is even worse, which in turn points to a prisoner's dilemma., Conclusions: When extending the risk adjustment scheme in social health insurance, the German legislator should take into account the perverse incentives of risk adjusters such as the described prescription drug model.
- Published
- 2007
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7. Disease management programmes in Germany: a fundamental fault.
- Author
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Felder S
- Subjects
- Breast Neoplasms economics, Breast Neoplasms therapy, Coronary Disease economics, Coronary Disease therapy, Diabetes Mellitus economics, Diabetes Mellitus therapy, Female, Germany, Humans, National Health Programs economics, Reimbursement Mechanisms, Disease Management, National Health Programs organization & administration, Reimbursement, Incentive economics
- Abstract
In 2001 Germany introduced disease management programmes (DMPs) in order to give sick funds an incentive to improve the treatment of the chronically ill. By 1 March 2005, a total of 3275 programmes had been approved, 2760 for diabetes, 390 for breast cancer and 125 for coronary heart disease, covering roughly 1 million patients. German DMPs show a major fault regarding financial incentives. Sick funds increase their transfers from the risk adjustment scheme when their clients enroll in DMPs. Since this money is a lump sum, sick funds do not necessarily foster treatment of the chronically ill. Similarly, reimbursement of physicians is also not well targeted to the needs of DMPs. Preliminary evidence points to poor performance of German DMPs.
- Published
- 2006
- Full Text
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8. A preference-based measure for test performance with an application to prenatal diagnostics.
- Author
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Felder S and Robra BP
- Subjects
- Diagnostic Tests, Routine statistics & numerical data, Female, Germany, Humans, Pregnancy, ROC Curve, Diagnostic Tests, Routine standards, Prenatal Diagnosis statistics & numerical data
- Abstract
Clinical epidemiology generally uses the receiver operating characteristic curve to summarize the accuracy of a diagnostic test and to compare the relative performance of different tests. This paper extends this concept to include the utility gains and losses of true and false test outcomes over the range of a priori risk. A utility index is developed first in situations where test accuracy is exogenously given, second where the test cutpoint can be chosen by the clinician according to the patient's a priori risk and preferences. By integrating over the a priori risk range, we derive an overall measure for a test's performance weighted by utility gains and losses. An example in prenatal diagnostics finally illustrates the clinical uses of the novel approach. Integrating patients' preference into clinical decision making will lead to different cutpoints and different assessments of test performance compared to unweighted policies.
- Published
- 2006
- Full Text
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9. Life expectancy and health care expenditures: a new calculation for Germany using the costs of dying.
- Author
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Breyer F and Felder S
- Subjects
- Aged, Female, Germany, Humans, Male, Models, Statistical, Health Expenditures, Life Expectancy trends, Terminal Care economics
- Abstract
Some people believe that the impact of population ageing on future health care expenditures will be quite moderate due to the high costs of dying. If not age per se but proximity to death determines the bulk of expenditures, a shift in the mortality risk to higher ages will not affect lifetime health care expenditures as death occurs only once in every life. We attempt to take this effect into account when we calculate the demographic impact on health care expenditures in Germany. From a Swiss data set, we derive age-expenditure profiles for both genders, separately for persons in their last 4 years of life and for survivors, which we apply to the projections of the age structure and mortality rates for the German population between 2002 and 2050 as published by the Statistische Bundesamt. In the extreme case, we assume that morbidity is compressed at the end of life in such a way that a 60-year old in 2050 is as healthy as a 56-year old today if his life expectancy is 4 years higher. We calculate that at constant prices, per-capita health expenditures of Social Health Insurance would rise from 2596 Euro in 2002 to between 2959 Euro and 3102 Euro in 2050 when only the age structure of the population changes and everything else remains constant at the present level, and to between 5232 Euro and 5485 Euro with a technology-driven exogenous cost increase of 1% per annum. A "naïve" projection based only on the age distribution of health care expenditures, but not distinguishing between survivors and decedents, yields values of 3217 Euro and 5688 Euro for 2050, respectively. Thus, the error of excluding the "costs of dying" effect is small compared with the error of underestimating the financial consequences of expanding medical technology.
- Published
- 2006
- Full Text
- View/download PDF
10. Data envelopment analysis based bonus payments. Theory and application to inpatient care in the German state of Saxony-Anhalt.
- Author
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Felder S and Schmitt H
- Subjects
- Germany, Humans, Hospital Costs, Hospitalization economics, Inpatients, Models, Economic, Reimbursement Mechanisms
- Abstract
This contribution proposes a reimbursement scheme combining yardstick competition and data envelopment analysis (DEA). The scheme reimburses incurred cost while offering a bonus for resource savings relative to a DEA-based cost norm, providing firms with an incentive to minimize production cost. The individual yardsticks are as close as possible to the actual cost levels, minimizing informational rents of firms. The proposed reimbursement scheme is applied to the hospital sector in Saxony-Anhalt based on data collected in 1999. The results indicate low regulation costs together with potentially large cost reductions due to the incentive structure of the reimbursement scheme.
- Published
- 2004
- Full Text
- View/download PDF
11. [Cost of miniplate osteosynthesis for treatment of mandibular fractures: a prospective evaluation].
- Author
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Zahl C, Müller D, Felder S, and Gerlach KL
- Subjects
- Adult, Costs and Cost Analysis, Diagnosis-Related Groups economics, Female, Germany, Hospital Charges statistics & numerical data, Humans, Male, Mandibular Fractures surgery, Patient Care Team economics, Bone Plates economics, Fracture Fixation, Internal economics, Mandibular Fractures economics, National Health Programs economics
- Abstract
Purpose: Up to now in maxillofacial surgery almost all inpatient treatments were reimbursed at the hospital's per diem rate. The real treatment cost is unknown and there is a lack of publications in this sphere. This study calculates the cost of surgical treatment of mandibular fractures., Method: The prospective study includes 104 patients whose mandibular fractures were treated using miniplate osteosynthesis. For each patient we took into account the time input by physicians and specialised nurses and calculated labour cost using the relevant wage rates. We added the cost for materials and drugs as well as for laboratory and radiographic examinations. Finally, we incorporated charges for the hotel and nursing components of inpatient treatment., Results: The cost for the surgical treatment of mandibular fractures varied between 642 euro; for single and 1,070 euro; for triple fractures. The share of labour cost is about 1/3. Treatment cost varies with the length of hospital stay: 1,132 euro; for four days and 1,628 euro; for seven days on average., Conclusion: This prospective study can be compared with the recently published corresponding G-DRG rates. Moreover, the reported cost figures allow comparison with corresponding cost studies from other public health systems.
- Published
- 2003
- Full Text
- View/download PDF
12. [Evaluation of the public health service law of the Saxony-Anhalt region--community affairs, transfer of power and loss of control].
- Author
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Robra BP, Felder S, and Scholz N
- Subjects
- Budgets legislation & jurisprudence, Community Health Services economics, Cost Control trends, Forecasting, Germany, Humans, Public Health economics, Public Health Administration economics, Regional Health Planning economics, Regional Health Planning legislation & jurisprudence, Community Health Services legislation & jurisprudence, Public Health legislation & jurisprudence, Public Health Administration legislation & jurisprudence
- Abstract
Aim: In the state of Saxony-Anhalt, a new Public Health Service law came into force in 1998. Our study investigated whether this new legislation has led to an extension of duties performed by regional health departments and to a subsequent increase in expenditure., Methods: Guided interviews at all administrative levels of the public health system were conducted. The catalogue of duties was systematized and a questionnaire was developed and distributed to all regional health departments (response rate: 17 out of 24). Data concerning revenues and expenditures of the regional health departments were analysed on the basis of the administrative districts' budget data., Results: Regional health departments stated that there had been practically no change in their activities over the last few years. When questioned about the coverage of 58 specific duties, a considerable disparity was evident between departments. A core group of "classical" duties comprising environmental health and hygiene, child health protection, individual health appraisal, and public health supervision are carried out on an established basis. Some duties were handled by external institutions, others, mostly community health duties, were not performed on an extensive scale. When asked about the desired model for their health department, most departments preferred the model of being an executor of sovereign duties, however a corporate model was deemed to be almost as acceptable. The following fields will gain increasing significance in the future: environmental medicine, health reporting, preventive medicine, co-ordination of regional health care, and health promotion. Since 1995, staff has been reduced in all regional health departments (-10.4%; 1999: 2.92 employees per 10,000 inhabitants). In 1999, expenditures amounted to an average of 24.64 German Marks per capita (range 14.20-44.58 DM). The number of inhabitants and the revenue of the regional districts were determinants of their health budgets., Conclusion: Our results showed that no uncompensated additional expenditure by regional authorities resulted from this law. So far, most districts have not perceived regional health as a community affair offering possible competitive advantages. The federal state lost considerable influence at the regional level. Recommended are regional health priorities, conjoint staff development, and state guidance by a head agency providing leadership and support, while leaving responsibility with the districts.
- Published
- 2001
- Full Text
- View/download PDF
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