Use of placebo in studies of postoperative vomiting is unethicalBMJ 1996; 313 doi: https://doi.org/10.1136/bmj.313.7051.233 (Published 27 July 1996) Cite this as: BMJ 1996;313:233
- Aileen K Adams
- Retired consultant anaesthetist 12 Redwood Lodge, Grange Road, Cambridge CB3 9AR
EDITOR,—Minerva refers to a paper quoting an incidence of postoperative vomiting of 22% despite the use of an antiemetic drug and describes this as “a depressingly high figure.”1 2 I agree, but I find even more depressing the fact that researchers in 1996, with the consent of ethics committees, should think it justifiable to use placebos in a study of this nature.
The incidence of postoperative nausea and vomiting, when no measures are …
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