Stefan F Lange

Summary

Country: Germany

Publications

  1. doi request reprint [The necessity of independent clinical trials from the perspective of the Institute of Quality and Efficiency in Health Care]
    Stefan Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Deutschland
    Onkologie 36:9-15. 2013
  2. doi request reprint [Closing evidence gaps]
    Stefan Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen
    Z Evid Fortbild Qual Gesundhwes 105:652-6. 2011
  3. pmc Effectiveness of screening preschool children for amblyopia: a systematic review
    Christine Schmucker
    Department of Medical Biometry and Statistics German Cochrane Center, Institute of Medical Biometry and Medical Informatics, University Medical Center, Freiburg, Germany
    BMC Ophthalmol 9:3. 2009
  4. pmc Disagreement in primary study selection between systematic reviews on negative pressure wound therapy
    Frank Peinemann
    Institute for Quality and Efficiency in Health Care IQWiG, Dillenburger Str 27, 51105 Cologne, Germany
    BMC Med Res Methodol 8:41. 2008
  5. pmc Randomised controlled comparison of the Health Survey Short Form (SF-12) and the Graded Chronic Pain Scale (GCPS) in telephone interviews versus self-administered questionnaires. Are the results equivalent?
    Margitta Lungenhausen
    Department of Medical Informatics, Statistics and Epidemiology, Ruhr University Bochum, D 44801 Bochum, Germany
    BMC Med Res Methodol 7:50. 2007
  6. pmc Negative pressure wound therapy: potential publication bias caused by lack of access to unpublished study results data
    Frank Peinemann
    Institute for Quality and Efficiency in Health Care IQWiG, Dillenburger Str, 27, 51105 Cologne, Germany
    BMC Med Res Methodol 8:4. 2008
  7. ncbi request reprint [Measures of variability]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e5-6. 2007
  8. doi request reprint [Requirements on evidence for system-level decision making regarding the adoption of medical services into the Statutory Health Insurance (SHI) catalogue]
    Stefan Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Dillenburger Straße 27, 51105 Köln
    Z Evid Fortbild Qual Gesundhwes 104:642-7. 2010
  9. ncbi request reprint [The histogram]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e7-8. 2007
  10. ncbi request reprint [Linear regression and correlation]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e9-11. 2007

Collaborators

Detail Information

Publications32

  1. doi request reprint [The necessity of independent clinical trials from the perspective of the Institute of Quality and Efficiency in Health Care]
    Stefan Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Deutschland
    Onkologie 36:9-15. 2013
    ....
  2. doi request reprint [Closing evidence gaps]
    Stefan Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen
    Z Evid Fortbild Qual Gesundhwes 105:652-6. 2011
    ..Innovative ideas, such as a multilaterally financed research funds, are called for to sponsor clinical trials in those areas which are of little commercial interest...
  3. pmc Effectiveness of screening preschool children for amblyopia: a systematic review
    Christine Schmucker
    Department of Medical Biometry and Statistics German Cochrane Center, Institute of Medical Biometry and Medical Informatics, University Medical Center, Freiburg, Germany
    BMC Ophthalmol 9:3. 2009
    ..Therefore, this systematic review focuses on the question of whether screening for amblyopia in children up to the age of six years leads to better vision outcomes...
  4. pmc Disagreement in primary study selection between systematic reviews on negative pressure wound therapy
    Frank Peinemann
    Institute for Quality and Efficiency in Health Care IQWiG, Dillenburger Str 27, 51105 Cologne, Germany
    BMC Med Res Methodol 8:41. 2008
    ..Our main objective was to compare systematic reviews on negative pressure wound therapy (NPWT) regarding their agreement in primary study selection...
  5. pmc Randomised controlled comparison of the Health Survey Short Form (SF-12) and the Graded Chronic Pain Scale (GCPS) in telephone interviews versus self-administered questionnaires. Are the results equivalent?
    Margitta Lungenhausen
    Department of Medical Informatics, Statistics and Epidemiology, Ruhr University Bochum, D 44801 Bochum, Germany
    BMC Med Res Methodol 7:50. 2007
    ..Therefore this study assessed whether patient responses to surveys depend on the mode of survey administration. The comparison was between mailed, self-administered questionnaires and telephone interviews...
  6. pmc Negative pressure wound therapy: potential publication bias caused by lack of access to unpublished study results data
    Frank Peinemann
    Institute for Quality and Efficiency in Health Care IQWiG, Dillenburger Str, 27, 51105 Cologne, Germany
    BMC Med Res Methodol 8:4. 2008
    ..The main objective of this study was to identify unpublished randomised controlled trials (RCTs) on NPWT within the framework of a systematic review...
  7. ncbi request reprint [Measures of variability]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e5-6. 2007
  8. doi request reprint [Requirements on evidence for system-level decision making regarding the adoption of medical services into the Statutory Health Insurance (SHI) catalogue]
    Stefan Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Dillenburger Straße 27, 51105 Köln
    Z Evid Fortbild Qual Gesundhwes 104:642-7. 2010
    ..Applying the methods of evidence-based health care requires the right balance between (appropriate) scepticism on the one side and an (inappropriately) over-critical attitude on the other...
  9. ncbi request reprint [The histogram]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e7-8. 2007
  10. ncbi request reprint [Linear regression and correlation]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e9-11. 2007
  11. pmc Profound influence of different methods for determination of the ankle brachial index on the prevalence estimate of peripheral arterial disease
    Stefan F Lange
    Department of Medical Informatics, Biometry and Epidemiology, University of Bochum, Universitatsstr, 150D 44801 Bochum, Germany
    BMC Public Health 7:147. 2007
    ..To address this question, we compared five different methods of ABI calculation using Doppler ultrasound in 6,880 consecutive, unselected primary care patients > or = 65 years in the observational get ABI study...
  12. doi request reprint [Relevance of clinical trials for the decision-making process within the bodies of the self-government]
    Stefan Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Dillenburger Strasse 27, Koln, Germany
    Onkologie 33:30-4. 2010
    ..A continuous and sound advancement and funding of the development of structures that lead to the conduct of the required clinical trials, independently of particular interests (e.g. of the pharmaceutical industry), is urgently needed...
  13. ncbi request reprint [Quantiles, cumulative distribution function, and box-plot]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e3-4. 2007
  14. ncbi request reprint Choice of delta: requirements and reality--results of a systematic review
    S Lange
    Institute for Quality and Efficiency in Health Care, Cologne, Germany
    Biom J 47:12-27; discussion 99-107. 2005
    ..Overall, it seems that a more global definition of 'irrelevance' might be warranted...
  15. ncbi request reprint [The role of randomised controlled trials in the medical evaluation of routine procedures]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln
    Bundesgesundheitsblatt Gesundheitsforschung Gesundheitsschutz 49:272-7. 2006
    ..These factors are taken into account by the current regulations valid in Germany on the approval of drugs and on the reimbursement eligibility of health care services by statutory health insurance...
  16. ncbi request reprint [Median or mean?]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e1-2. 2007
  17. ncbi request reprint [What is a significance test? General issues]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e19-21. 2007
  18. ncbi request reprint [Multiple regression]
    R Bender
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e30-2. 2007
  19. doi request reprint [Benefit assessment of PET in malignant lymphomas. The IQWiG point of view]
    F Scheibler
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Dillenburger Str 27, 51105 Köln, Germany
    Nuklearmedizin 49:1-5. 2010
    ..g. ethical problems, feasibility, etc.). This paper summarizes the central methodological arguments of the discussion on the benefit assessment of PET in malignant lymphomas from the perspective of IQWiG and its external experts...
  20. ncbi request reprint High prevalence of peripheral arterial disease and low treatment rates in elderly primary care patients with diabetes
    S Lange
    Department of Medical Informatics, Biometry, and Epidemiology, University of Bochum, Bochum, Germany
    Exp Clin Endocrinol Diabetes 112:566-73. 2004
    ..In elderly diabetics in comparison to non-diabetics, the prevalence of PAD was very high. Despite the known benefits of antiplatelet therapy, PAD patients were less intensively treated than patients with CAD or CVD...
  21. ncbi request reprint [The 2 by 2 table]
    R Bender
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e12-4. 2007
  22. ncbi request reprint [What is the p-value?]
    R Bender
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e15-6. 2007
  23. ncbi request reprint [What is a confidence interval?]
    R Bender
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e17-8. 2007
  24. ncbi request reprint [Analysis of variance]
    R Bender
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e57-60. 2007
  25. ncbi request reprint [Serial data curves]
    R Bender
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e22-3. 2007
  26. ncbi request reprint [Common significance tests]
    R Bender
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e24-5. 2007
  27. ncbi request reprint [Multiple testing]
    R Bender
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e26-9. 2007
  28. ncbi request reprint [Logistic regression]
    R Bender
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e33-5. 2007
  29. ncbi request reprint [The kappa coefficient]
    U Grouven
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e65-8. 2007
  30. ncbi request reprint [Equivalence and non-inferiority trials]
    S Lange
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e53-6. 2007
  31. ncbi request reprint [Comparing methods of measurement]
    U Grouven
    Institut für Qualität und Wirtschaftlichkeit im Gesundheitswesen, Koln, Germany
    Dtsch Med Wochenschr 132:e69-73. 2007
  32. ncbi request reprint Practical experience with the design and analysis of a three-armed equivalence study
    S Lange
    Department of Medical Informatics, Biometry and Epidemiology, Ruhr University Bochum, Germany
    Eur J Clin Pharmacol 54:535-40. 1998
    ..Thus, the 'standard' had to be established in the trial itself. This can be achieved by demonstration of relevant superiority in comparison with placebo...