Colon polyps epidemiology and demographics: Difference between revisions
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==Epidemiology and Demographics== | ==Epidemiology and Demographics== | ||
===Incidence=== | ===Incidence=== | ||
*The incidence of colon polyps is estimated to be 200,000 cases in the united states annually. | *The incidence of colon polyps is estimated to be 200,000 cases in the united states annually. | ||
*The cumulative incidence of polyps in 3 years after normal flexible sigmoidoscopy is 7%.<ref name="pmid15666099">{{cite journal |vauthors=Giacosa A, Frascio F, Munizzi F |title=Epidemiology of colorectal polyps |journal=Tech Coloproctol |volume=8 Suppl 2 |issue= |pages=s243–7 |year=2004 |pmid=15666099 |doi=10.1007/s10151-004-0169-y |url=}}</ref> | *The cumulative incidence of polyps in 3 years after normal flexible sigmoidoscopy is 7%.<ref name="pmid15666099">{{cite journal |vauthors=Giacosa A, Frascio F, Munizzi F |title=Epidemiology of colorectal polyps |journal=Tech Coloproctol |volume=8 Suppl 2 |issue= |pages=s243–7 |year=2004 |pmid=15666099 |doi=10.1007/s10151-004-0169-y |url=}}</ref> | ||
Line 25: | Line 24: | ||
===Gender=== | ===Gender=== | ||
*Men are more commonly affected by colon polyps than women. | *Men are more commonly affected by colon polyps than women.<ref name="Lieberman2008" /> | ||
===Region=== | ===Region=== | ||
*Colon polyps is a common disease worldwide. | *Colon polyps is a common disease worldwide. |
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Sadaf Sharfaei M.D.[2]
Overview
Epidemiology and Demographics
Incidence
- The incidence of colon polyps is estimated to be 200,000 cases in the united states annually.
- The cumulative incidence of polyps in 3 years after normal flexible sigmoidoscopy is 7%.[1]
- The cumulative incidence of polyps in 3 years after normal colonoscopy is 27%.[1]
Prevalence
- The prevalence of colon polyps is 10% in sigmoidoscopy studies.[1]
- The prevalence of colon polyps is 25% in colonoscopy studies.[1]
- The prevalence of hyperplastic colon polyps in autopsy studies in individuals younger than 50 years of age is between 7 and 40%.[2]
- The prevalence of hyperplastic colon polyps in autopsy studies in individuals older than 50 years of age is between 20 and 40%.[2]
Age
- The incidence of colon polyps increases with age; the median age at diagnosis is 50 years.
- Colon polyps commonly affects individuals older than 50 years of age.
Race
- Colon polyps usually affect individuals of the African American race.[3]
Gender
- Men are more commonly affected by colon polyps than women.[3]
Region
- Colon polyps is a common disease worldwide.
References
- ↑ 1.0 1.1 1.2 1.3 Giacosa A, Frascio F, Munizzi F (2004). "Epidemiology of colorectal polyps". Tech Coloproctol. 8 Suppl 2: s243–7. doi:10.1007/s10151-004-0169-y. PMID 15666099.
- ↑ 2.0 2.1 Liljegren A, Lindblom A, Rotstein S, Nilsson B, Rubio C, Jaramillo E (2003). "Prevalence and incidence of hyperplastic polyps and adenomas in familial colorectal cancer: correlation between the two types of colon polyps". Gut. 52 (8): 1140–7. PMC 1773751. PMID 12865272.
- ↑ 3.0 3.1 Lieberman, David A. (2008). "Prevalence of Colon Polyps Detected by Colonoscopy Screening in Asymptomatic Black and White Patients". JAMA. 300 (12): 1417. doi:10.1001/jama.300.12.1417. ISSN 0098-7484.