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Recent guidelines recommend that colonoscopists should achieve adequate bowel preparation in ≥85% of patients and define an adequate preparation as including appropriate surveillance or screening interval recommended for the findings of the examination.
Previous studies suggest that a Boston Bowel Preparation Score (BBPS) of ≥5 predicts that doctors will follow recommended intervals, but many clinicians insist on a score of at least 2 in each segment.
In a prospective observational study, investigators sought to determine whether a BBPS score of 2 was noninferior to a score of 3 for missing adenomas >5 mm. They recruited 438 men aged 50 to 75 years undergoing screening or surveillance colonoscopy at a single center. Patients underwent a repea…