The prevalence and number of colon adenomas increase with age.

the verdict

SUPPORTED

the evidence backs this

Recorded sources

5 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that the prevalence and number of colon adenomas increase with age?

Yes. Multiple studies and epidemiological data consistently demonstrate that the prevalence and number of colorectal adenomas increase significantly with advancing age.

Verdict: SUPPORTED · 5 sources for, 0 against · Last checked 4 Oct 2026

The analysis

The retrieved literature consistently supports the claim that the prevalence and number of colon adenomas increase with age, showing higher detection rates in older age brackets across multiple cross-sectional and epidemiological studies.

Evidence for · 5

Adenoma, advanced adenoma and colorectal cancer prevalence in asymptomatic 40‐ to 49‐year‐old subjects with a first‐degree family history of colorectal cancer

2013

Demonstrates that the prevalence of colon adenomas and advanced neoplasia increases across progressively older age intervals.

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Blanco, G. D. V., Cretella, M., Paoluzi, O. A., Caruso, A., Mannisi, E., Servadei, F., Romeo, S., Grasso, E., Sileri, P., Giannelli, M., Biancone, L., Palmieri, G., & Pallone, F. (2013). Adenoma, advanced adenoma and colorectal cancer prevalence in asymptomatic 40‐ to 49‐year‐old subjects with a first‐degree family history of colorectal cancer. doi.org. https://doi.org/10.1111/codi.12263

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More for · 4

Epidemiology of colonic adenoma and cancer.

2026

Identifies age as a primary non-modifiable risk factor for colorectal neoplasia and polyp development.

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DH, K. (2026). Epidemiology of colonic adenoma and cancer.. doi.org. https://doi.org/10.5946/ce.2025.189

2025

Shows that colon cancer and its precursor lesions are predominantly concentrated in older adult age groups.

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Mahdi, B. M., Abbas, M. K., Dawod, A. I., & Ameer, A. M. (2025). Age-Related Trends in Colon Cancer Incidence. doi.org. https://doi.org/10.1055/s-0045-1810617

Age-stratified prevalence of colorectal adenoma and advanced neoplasia in adults aged 18-39 years: a single-center cross-sectional study of 2, 149 colonoscopies.

2026

Finds that the adenoma detection rate increases significantly with age across young adult cohorts.

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Y, D., J, L., H, L., & X, L. (2026). Age-stratified prevalence of colorectal adenoma and advanced neoplasia in adults aged 18-39 years: a single-center cross-sectional study of 2, 149 colonoscopies.. doi.org. https://doi.org/10.3389/fonc.2026.1897209

Clinicopathological Characteristics of Colorectal Neoplasia in Adults Younger than 50 Years: A Real-World Single-Center Study.

2026

Reports that advanced adenomas and neoplasms are observed predominantly in older age brackets compared to younger cohorts.

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S, C., O, K., OK, B., T, E., Aİ, H., AM, D., & B, C. (2026). Clinicopathological Characteristics of Colorectal Neoplasia in Adults Younger than 50 Years: A Real-World Single-Center Study.. doi.org. https://doi.org/10.3390/jcm15166180

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