Intended for healthcare professionals

Letters Myocardial infarction and NSAIDs

“Ethicolegal restrictions” restrict data sharing where it might help

BMJ 2017; 358 doi: (Published 19 July 2017) Cite this as: BMJ 2017;358:j3431
  1. Paul J Wicks, VP of innovation at PatientsLikeMe
  1. Alrewas DE13 7AE, UK
  1. pwicks{at}

Although Bally and colleagues’ study of myocardial infarction and non-steroidal anti-inflammatory drugs had a relatively large cohort (446 763), this represented only half of the potentially eligible studies identified through their literature search.1 Data from four studies could not be included for unspecified “ethicolegal restrictions.” Web appendix 1 says that these data included another …

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