Fecal occult blood screening invitation

Fecal occult blood screening invitation decreases colorectal cancer mortality in humans (RR 0.74 (95% CI, 0.58-0.94), 26% reduction).

“After adjustment for CRC deaths diagnosed more than 2 years after the last SG invitation (455 deaths) and invitations in the CG (166 deaths), the RR was 0.74 (95% CI, 0.58-0.94)”

Humansadjusted for contamination and follow-upn = 376,511

Fecal Occult Blood Screening Outcomes Adjusted for Contamination Bias and Nonadherence

JAMA network open·3 Aug 2026