J J Meerpohl

Summary

Affiliation: Deutsches Cochrane Zentrum
Country: Germany

Publications

  1. doi Surgical trials and trial registers: a cross-sectional study of randomized controlled trials published in journals requiring trial registration in the author instructions
    Julia L S Hardt
    Department of Medical Biometry and Medical Informatics, German Cochrane Centre, University Medical Center Freiburg, Berliner Allee 29, 79110 Freiburg, Germany
    Trials 14:407. 2013
  2. pmc Detecting, quantifying and adjusting for publication bias in meta-analyses: protocol of a systematic review on methods
    Katharina Felicitas Mueller
    Center for Pediatric Clinical Studies, University Children s Hospital Tuebingen, Frondsbergstraße 23, 72070 Tuebingen, Germany
    Syst Rev 2:60. 2013
  3. pmc Defining publication bias: protocol for a systematic review of highly cited articles and proposal for a new framework
    Katharina Felicitas Müller
    Center for Pediatric Clinical Studies, University Children s Hospital Tuebingen, Frondsbergstr 23, 72070, Tuebingen, Germany
    Syst Rev 2:34. 2013
  4. pmc Publication bias in animal research: a systematic review protocol
    Matthias Briel
    Basel Institute for Clinical Epidemiology and Biostatistics, University Hospital Basel, Basel, Switzerland
    Syst Rev 2:23. 2013
  5. pmc Learning from failure--rationale and design for a study about discontinuation of randomized trials (DISCO study)
    Benjamin Kasenda
    Basel Institute for Clinical Epidemiology and Biostatistics, University Hospital Basel, Basel, Switzerland
    BMC Med Res Methodol 12:131. 2012
  6. pmc Tamoxifen for the management of breast events induced by non-steroidal antiandrogens in patients with prostate cancer: a systematic review
    Frank Kunath
    German Cochrane Center, Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg, Berliner Allee 29, 79110 Freiburg Br, Germany
    BMC Med 10:96. 2012
  7. pmc Early versus deferred androgen suppression therapy for patients with lymph node-positive prostate cancer after local therapy with curative intent: a systematic review
    Frank Kunath
    Department of Urology, University Clinic Erlangen, Krankenhausstrasse 12, 91054, Erlangen, Germany
    BMC Cancer 13:131. 2013
  8. pmc A protocol for a systematic review on the impact of unpublished studies and studies published in the gray literature in meta-analyses
    Christine Schmucker
    German Cochrane Center, Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg, 79110 Freiburg, Germany
    Syst Rev 2:24. 2013
  9. pmc Protocol for a systematic review on the extent of non-publication of research studies and associated study characteristics
    Susan Portalupi
    German Cochrane Centre, Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg, Freiburg, Germany
    Syst Rev 2:2. 2013
  10. doi [GRADE guidelines: 4. Rating the quality of evidence - limitations of clinical trials (risk of bias)]
    Joerg J Meerpohl
    Deutsches Cochrane Zentrum, Institut für Medizinische Biometrie und Medizinische Informatik, Universitätsklinikum FreiburgundKlinik IV
    Z Evid Fortbild Qual Gesundhwes 106:457-69. 2012

Collaborators

  • Erik von Elm
  • Robert F Wolff
  • Guido Schwarzer
  • Britta Lang
  • Gero Langer
  • Gerald Gartlehner
  • Holger Schunemann
  • A Timmer
  • Roberta W Scherer
  • Annette Bluemle
  • H R Grobe
  • Gerta Rucker
  • G Antes
  • M R Tramer
  • Edith Motschall
  • Dirk Bassler
  • Matthias Briel
  • Frank Kunath
  • Susan Portalupi
  • Christine Schmucker
  • Viktoria Gloy
  • Katharina Felicitas Mueller
  • Katharina Felicitas Müller
  • Julia L S Hardt
  • Bastian Keck
  • Bernd Wullich
  • Francois Lamontagne
  • Benjamin Kasenda
  • Katharina F Müller
  • Katharina F Mueller
  • Maria Inti Metzendorf
  • Elizabeth Wager
  • Ana Marusic
  • Alexandra D'Amario
  • Isabel T Gross
  • Jos Kleijnen
  • Doug Altman
  • Yuki Tomonaga
  • Jason W Busse
  • Xin Sun
  • John You
  • Elie A Akl
  • Gordon H Guyatt
  • Rachel Rosenthal
  • Anette Blümle
  • Bernard Burnand
  • Mihaela Stegert
  • Bradley C Johnston
  • Martin A Walter
  • Matthias Schwenkglenks
  • Sohail Mulla
  • Kari A O Tikkinen
  • Alonso Carrasco-Labra
  • Per O Vandvik
  • Ignacio Ferreira-Gonzalez
  • Ignacio Neumann
  • Heiner C Bucher
  • Ramon Saccilotto
  • Stefan Schandelmaier
  • Alain Nordmann
  • Alain Amstutz
  • Dominik Mertz
  • Markus Faulhaber
  • Theresa Bengough

Detail Information

Publications20

  1. doi Surgical trials and trial registers: a cross-sectional study of randomized controlled trials published in journals requiring trial registration in the author instructions
    Julia L S Hardt
    Department of Medical Biometry and Medical Informatics, German Cochrane Centre, University Medical Center Freiburg, Berliner Allee 29, 79110 Freiburg, Germany
    Trials 14:407. 2013
    ....
  2. pmc Detecting, quantifying and adjusting for publication bias in meta-analyses: protocol of a systematic review on methods
    Katharina Felicitas Mueller
    Center for Pediatric Clinical Studies, University Children s Hospital Tuebingen, Frondsbergstraße 23, 72070 Tuebingen, Germany
    Syst Rev 2:60. 2013
    ..An up-to-date systematic review of the existing methods is lacking...
  3. pmc Defining publication bias: protocol for a systematic review of highly cited articles and proposal for a new framework
    Katharina Felicitas Müller
    Center for Pediatric Clinical Studies, University Children s Hospital Tuebingen, Frondsbergstr 23, 72070, Tuebingen, Germany
    Syst Rev 2:34. 2013
    ..However, several of these different biases are often still summarized by the term 'publication bias'...
  4. pmc Publication bias in animal research: a systematic review protocol
    Matthias Briel
    Basel Institute for Clinical Epidemiology and Biostatistics, University Hospital Basel, Basel, Switzerland
    Syst Rev 2:23. 2013
    ..We aim to comprehensively summarize and update the evidence base on systematic reviews and meta-analyses of animal studies, their methodological quality and assessment of publication bias in particular...
  5. pmc Learning from failure--rationale and design for a study about discontinuation of randomized trials (DISCO study)
    Benjamin Kasenda
    Basel Institute for Clinical Epidemiology and Biostatistics, University Hospital Basel, Basel, Switzerland
    BMC Med Res Methodol 12:131. 2012
    ..Currently, little is known regarding the frequency and characteristics of discontinued RCTs...
  6. pmc Tamoxifen for the management of breast events induced by non-steroidal antiandrogens in patients with prostate cancer: a systematic review
    Frank Kunath
    German Cochrane Center, Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg, Berliner Allee 29, 79110 Freiburg Br, Germany
    BMC Med 10:96. 2012
    ....
  7. pmc Early versus deferred androgen suppression therapy for patients with lymph node-positive prostate cancer after local therapy with curative intent: a systematic review
    Frank Kunath
    Department of Urology, University Clinic Erlangen, Krankenhausstrasse 12, 91054, Erlangen, Germany
    BMC Cancer 13:131. 2013
    ....
  8. pmc A protocol for a systematic review on the impact of unpublished studies and studies published in the gray literature in meta-analyses
    Christine Schmucker
    German Cochrane Center, Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg, 79110 Freiburg, Germany
    Syst Rev 2:24. 2013
    ..To assess whether the inclusion of unpublished studies or studies published in the gray literature leads to different conclusions in meta-analyses (qualitative measure)...
  9. pmc Protocol for a systematic review on the extent of non-publication of research studies and associated study characteristics
    Susan Portalupi
    German Cochrane Centre, Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg, Freiburg, Germany
    Syst Rev 2:2. 2013
    ....
  10. doi [GRADE guidelines: 4. Rating the quality of evidence - limitations of clinical trials (risk of bias)]
    Joerg J Meerpohl
    Deutsches Cochrane Zentrum, Institut für Medizinische Biometrie und Medizinische Informatik, Universitätsklinikum FreiburgundKlinik IV
    Z Evid Fortbild Qual Gesundhwes 106:457-69. 2012
    ..Rather, for any individual outcome, when there are some studies with a high risk, and some with a low risk of bias, they should consider including only the studies with a lower risk of bias...
  11. doi [GRADE guidelines: 3. Rating the quality of evidence (confidence in the estimates of effect)]
    Joerg J Meerpohl
    Deutsches Cochrane Zentrum, Institut für Medizinische Biometrie und Medizinische Informatik, Universitätsklinikum FreiburgundKlinik IV
    Z Evid Fortbild Qual Gesundhwes 106:449-56. 2012
    ..GRADE separates the process of assessing quality of evidence from the process of making recommendations. Judgments about the strength of a recommendation depend on more than just the quality of evidence...
  12. pmc Scientific value of systematic reviews: survey of editors of core clinical journals
    Joerg J Meerpohl
    Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg, Freiburg, Germany
    PLoS ONE 7:e35732. 2012
    ..How they appraise a given type of research influences the status of that research in the scientific community. We investigated the attitudes of editors of core clinical journals towards SRs and their value for publication...
  13. doi Deferasirox for managing iron overload in people with thalassaemia
    Joerg J Meerpohl
    German Cochrane Centre, Institute of Medical Biometry and Medical Informatics and Pediatric Hematology and Oncology, Center forPediatrics and Adolescent Medicine, University Medical Center Freiburg, Freiburg, Germany
    Cochrane Database Syst Rev 2:CD007476. 2012
    ..Both deferoxamine and deferiprone have been found to be efficacious. However, a systematic review of the effectiveness and safety of the new oral chelator deferasirox in people with thalassaemia is needed...
  14. ncbi [Evidence-based medicine and systematic reviews]
    Joerg J Meerpohl
    Deutsches Cochrane Zentrum, Institut für Med Biometrie und Med Informatik, Universitatsklinikum Freiburg
    MMW Fortschr Med 150:41-3. 2008
  15. doi [News from the cochrane library: mu opioid antagonists for opioid-induced bowel dysfunction]
    J J Meerpohl
    Deutsches Cochrane Zentrum, Universitatsklinikum Freiburg
    Z Gastroenterol 46:917-21. 2008
    ..Also, with regard to other pharmacological (e. g., lactulose) and non-pharmacological interventions, the role of the above-mentioned not yet approved medications needs to be defined...
  16. doi [Reporting guidelines are also useful for readers of medical research publications: CONSORT, STARD, STROBE and others]
    J J Meerpohl
    Deutsches Cochrane Zentrum, Institut für Medizinische Biometrie und Medizinische Informatik, Universitatsklinikum Freiburg, Freiburg, Deutschland
    Dtsch Med Wochenschr 134:2078-83. 2009
    ..They offer advice how to interpret and critically appraise the medical literature for authors but also for journal editors, reviewers and critical readers...
  17. doi Editorial policies of pediatric journals: survey of instructions for authors
    Joerg J Meerpohl
    German Cochrane Center, Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg, Stefan Meier Strasse 26, Freiburg, Germany
    Arch Pediatr Adolesc Med 164:268-72. 2010
    ..To study whether specific recommendations aiming to improve publication practice were included in author instructions of pediatric journals...
  18. pmc Are pediatric Open Access journals promoting good publication practice? An analysis of author instructions
    Joerg J Meerpohl
    German Cochrane Center, Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg, Berliner Allee 29, D 79110 Freiburg, Germany
    BMC Pediatr 11:27. 2011
    ....
  19. ncbi [News from the Cochrane Library: probiotics for the prevention of paediatric antibiotic-associated diarrhoea]
    J J Meerpohl
    Deutsches Cochrane Zentrum, Universitatsklinikum Freiburg, Freiburg
    Z Gastroenterol 45:715-7. 2007
    ..49 (0.32; 0.74). These findings could not be confirmed by the intention to treat analysis. These data are promising, but future studies will be necessary to clarify the role of probiotics for the prevention of AAD...
  20. doi [Evidence-based anesthesiology: knowledge transfer from research into clinical practice]
    H R Grobe
    Deutsches Cochrane Zentrum, Institut für Medizinische Biometrie und Medizinische Informatik, Abt Med Biometrie und Statistik, Universitatsklinikum Freiburg, Deutschland
    Anaesthesist 60:407-10, 412-3. 2011
    ..Wherever possible, the field of anesthesiology will be used as the reference point. Evidence-based information sources will be presented and advice on how to use them will be given...