Risk of advanced colorectal neoplasm by the proposed combined United States and United Kingdom risk stratification guidelines

More-intensive surveillance than the 3-year interval for patients with ≥5 adenomas with ≥1 AA and less-intensive surveillance than the 3-year and 1-year intervals for those with 3 to 4 non-AAs and ≥5 non-AAs, respectively, might be suggested.