Mass General Brigham Colonoscopy CohortCRCmetachronous high-risk neoplasiacolorectal cancermetachronous neoplasiahigh-risk adenoma
… and ≥50 years who had received ≥1 follow-up colonoscopy in the Mass General Brigham Colonoscopy Cohort (2007–2023). We used a multivariable-adjusted Cox proportional …