Letters

Issues in reporting epidemiological studies: Study raises several concerns

BMJ 2005; 330 doi: https://doi.org/10.1136/bmj.330.7483.146-c (Published 13 January 2005) Cite this as: BMJ 2005;330:146
  1. Karl-Heinz Jöckel, professor of medical informatics, biometry and epidemiology (k-h.joeckel@uni-essen.de),
  2. Andreas Stang, professor of clinical epidemiology (andreas.stang@medizin.uni-halle.de)
  1. Institute of Medical Informatics, Biometry and Epidemiology, University Hospital, University of Duisburg-Essen, Hufelandstrasse 55, D-45147 Essen, Gemany
  2. Institute of Medical Epidemiology, Biometry and Informatics, Medical Faculty, Martin-Luther-University of Halle-Wittenberg, Magdeburger Strasse 27, D-06097 Halle, Germany

    EDITOR—Pocock et al surveyed some recent epidemiological publications.1 We agree with the general idea that the practice of reporting in epidemiologic publications needs improvement, but we are concerned about their methodological approach and conclusions.

    Firstly, they say that few studies gave any power calculations to justify the study sizes. Ironically, Pocock et al's …

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