One-Year Risk for Advanced Colorectal Neoplasia: U.S. Versus U.K. Risk-Stratification Guidelines

Chinese translation Background: Guidelines from the United Kingdom and the United States on risk stratification after polypectomy differ, as do recommended surveillance intervals. Objective: To compare risk for advanced colorectal neoplasia at 1-year colonoscopy among patients cross-classified by U.S. and U.K. surveillance guidelines. Design: Pooled analysis of 4 prospective studies between 1984 and 1998. Setting: Academic and private clinics in...