Few trials of laparoscopic cholecystectomy have been randomised

BMJ 1996; 312 doi: https://doi.org/10.1136/bmj.312.7031.637b (Published 09 March 1996) Cite this as: BMJ 1996;312:637
  1. Francis P Mcginn,
  2. C Terzi
  1. Consultant surgeon Visiting senior house officer Southampton General Hospital, Southampton University Hospitals Unit Trust, Southampton SO16 6YD

    EDITOR,—We agree with Ian Russell that the randomised trial is the design of choice for evaluating new surgical procedures.1 Russell points out that there have been only about 10 trials comparing laparoscopic with conventional cholecystectomy but is incorrect in implying that these were all randomised trials and that only one randomised more than 100 patients.2

    So far as we are aware there have been only three prospective randomised trials, two of which contained more than …

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