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Item refines Peer-reviewed Added

Colorectal cancer incidence in the US rose in 2023 after two decades of decline

US colorectal cancer incidence fell from 55.2 per 100,000 in 2000 to 36.7 in 2022, rising to 38.3 in 2023.

This study examined colorectal cancer incidence rates in the United States from 2000 to 2023. It used SEER 21 data from the National Cancer Institute's SEER Program, covering 45.8% of the US population. The age-adjusted rate was 55.2 per 100,000 (95% CI 54.8 to 55.6) in 2000. By 2022 it had fallen to 36.7 per 100,000 (95% CI 36.4 to 37.0). In 2023 it rose to 38.3 per 100,000 (95% CI 38.0 to 38.6), the first rise since SEER 21 began. The authors call the 2023 increase apparent and say it warrants further surveillance and investigation.

Why it is interesting: After more than two decades of decline, colorectal cancer incidence rose in registries covering nearly half the US population. The authors call the 2023 rise apparent and say it needs further surveillance and investigation.

Source
NEJM Evidence, 27 October 2026
Paper
Colorectal Cancer among U.S. Adults, 2000-2023
Authors
Murphy CC, May FP, Kupfer SS, Hu X, Gupta S
DOI
10.1056/evidpha2600217
Type
Peer-reviewed article
Design
Descriptive registry analysis of age-adjusted incidence, SEER 21 (45.8% of US population), 2000-2023
Verdict
Refines prior evidence
Driver
Cancer

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