In the United States, the number of colorectal cancer cases in people under 50 increased by 49% between 1990 and 2021, from about 6,256 to 9,311 cases, indicating a growing trend in this age group.

39

Pro

0

Against

Evidence from Studies

Supporting (1)

39

Community contributions welcome

39

Trends and Age–Period–Cohort Effect on the Incidence of Early-Onset Colorectal Cancer (20–44 Years) from 1990 to 2021 in the United States

Cross-Sectional Study

Human

2024 Aug 19

This study found that more young adults are getting colon cancer now than in the 1990s — up nearly half — which means it’s becoming a bigger health problem for younger people, even if older people are doing better.

Contradicting (0)

0

Community contributions welcome

No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Trends and Age–Period–Cohort Effect on the Incidence of Early-Onset Colorectal Cancer (20–44 Years) from 1990 to 2021 in the United States

Score: 39

DOI: 10.3390/cancers16162883

Similar Assertions

Between 1990 and 2021, the number of new cases of colorectal cancer in people under age 45 in the United States rose by 34%, from 32.9 to 43.9 cases per 100,000 people.

39

0

94%

From 1990 to 2021, the number of colorectal cancer cases in people aged 40 to 44 rose by 59%, and the rate adjusted for population age increased by 37%, showing that this age group experienced the fastest growth in cases among young adults.

39

0

91%

Since 2013, the number of new colorectal cancer cases per year has risen by 3% each year among U.S. adults aged 20 to 49, while cases have decreased in older adults.

39

0

90%

Colorectal cancer is becoming more common and more deadly in people aged 35 to 39, with rates rising by about 1.6% each year. This group, which typically does not undergo routine screening, is seeing the fastest increase in cases and deaths compared to other age groups.

59

0

90%

Between the early 1990s and 2018, the number of new colorectal cancer cases in people under 50 in the U.S. rose by nearly 50%, from 8.6 to 12.9 cases per 100,000 people, and similar increases have been seen in other countries, suggesting a growing trend not explained by older populations.

2

0

89%