Intention to treat approach is not popular

BMJ 1996; 313 doi: https://doi.org/10.1136/bmj.313.7066.1209a (Published 09 November 1996) Cite this as: BMJ 1996;313:1209
  1. Lasse A Skoglund
  1. Professor Section of Dental Pharmacology and Pharmacotherapy, University of Oslo, PO Box 1057 Blindern, N-0316 Oslo, Norway

    EDITOR,—Anton J M de Craen and colleagues address the question of the added analgesic effect and safety of codeine combined with paracetamol through a literature review with meta-analysis and an assessment of the methodological quality of the published trials.1 Their paper is a long overdue contribution to evidence based pharmacotherapy. Their recommendations to improve the quality of clinical trials, however, deserve attention.

    The authors criticise several of the papers for not using the intention to treat approach. The justification for …

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