Published in:
01-07-2008 | Letter to the Editor
The Authors Reply
Authors:
Carl J. Brown, M.D., Robin S. McLeod, M.D.
Published in:
Diseases of the Colon & Rectum
|
Issue 7/2008
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Excerpt
To the Editor—In our study, we examined long-term outcomes of patients originally randomized to receive topical nitroglycerin or lateral internal sphincterotomy (LIS). Although the patients were originally enrolled in a randomized, controlled trial, at the completion of the six-month follow-up period, patients were treated at the discretion of their surgeons and/or family physicians. As such, the long-term study is neither a randomized, controlled trial nor a cross-over study but a cohort study that examines outcomes, including the subsequent need for further treatment, with two different initial treatment strategies. …
