Anal fissure epidemiology and demographics
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1];Associate Editor(s)-in-Chief: Amandeep Singh M.D.[2]
Overview
The incidence of anal fissure is approximately 1100 per 100,000 individuals in US which is about 7.8% lifetime risk. The incidence is 30-50% in patients with Crohn's disease. Women in adolescence and child bearing group and males of middle aged group are commonly affected. Females are more affected than males.
Epidemiology and Demographics
Incidence
- The incidence of anal fissure is approximately 1100 (700-1700) per 100,000 individuals in US which is about 7.8% lifetime risk.[1]
- The incidence in patients with Crohn's disease is approximately 30-50%.
- Each year 235,0000 new cases are reported for anal fissure.[2]
Age
- Patients of all age groups may develop anal fissure.
- Anal fissure commonly affects women in adolescence and child bearing age group
- Anal fissure commonly affects men in the middle age group.[1]
Race
- There is no racial predilection to anal fissure.
Gender
- Females are more commonly affected by anal fissure than males.
- Females have higher incidence of 1140 cases per 100,000 as compared to males who have 1070 per 100,000. [1]
References
- ↑ 1.0 1.1 1.2 Mapel DW, Schum M, Von Worley A (2014). "The epidemiology and treatment of anal fissures in a population-based cohort". BMC Gastroenterol. 14: 129. doi:10.1186/1471-230X-14-129. PMC 4109752. PMID 25027411.
- ↑ Madalinski MH (2011). "Identifying the best therapy for chronic anal fissure". World J Gastrointest Pharmacol Ther. 2 (2): 9–16. doi:10.4292/wjgpt.v2.i2.9. PMC 3091162. PMID 21577312.