selective reporting

When unfavourable or inconvenient end-points (e.g. outcomes that fail to reach statistical significance or do not favour a particular product or hypothesis) are deliberately omitted from publications reporting research

Search results

  1. Retract, correct, or both?

    10-12 Like many journals, we do not collect actual signatures of each co-author, asking the corresponding author to declare on a form that, among other things, he/she has the authority to submit on behalf of the others ...

  2. Inadequate reporting of a trial, despite earlier rejection from a different journal

    10-15 We have been contacted by a reviewer after he spotted a paper he had reviewed for us (journal 1) now published in a second journal (journal 2). Both journals are members of COPE. The reviewer had advised we reject the paper when it ...

  3. Possible deception because of omission of important information

    03-19 A large study—parts of which have been published in several major journals— purported to show that a drug may reduce side effect X without acting through an important intermediate process Y. This suggests that the drug may have ...