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The Learning Curve for Laparoscopic Colorectal Surgery-Reply

Charles L. Bennett, MD, PhD; M. Rosario Ferreira, MD; Steven J., MD; John Adams, PhD; Robert W. Beart Jr, MD
Arch Surg. 1997;132(8):931-932. doi:10.1001/archsurg.1997.01430320133026.
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Dr Moran and Drs Finlayson and Birkmeyer raise several important points regarding our analysis1 of the American Society of Colon and Rectal Surgeons prospective registry on laparoscopic colectomy procedures. They include the accuracy of the data, the cut-point of 40 or more cases in the high-experience group, and the statistical analysis.

First, as in our earlier study using registries for laparoscopic cholecystectomy,2 the data collection form in the current study1 addressed only the most important clinical information and data capture was, therefore, virtually complete.

Second, because of a typographical error in the Table1 (a complication rate for the group of 10-19 cases should have been listed as 22.0%, not 2.0%), postoperative complication rates are misleading also in reference to the cut-point of 40 or more cases in the high-experience group. The correct figures for postoperative complication rates, using Dr Moran's categories, are 17.3% for


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