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Lower gastrointestinal bleeding epidemiology and demographics

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Aditya Ganti M.B.B.S. [2]

Overview

The prevalence of lower gastrointestinal bleeding is approximately 20 per 100,000 population in the United States. Lower gastrointestinal bleed is more common in men than women.

Epidemiology

Prevalence

  • The prevalence of lower gastrointestinal bleeding is approximately 20 per 100,000 population in the United States.[1][2]

Incidence

  • The estimated annual incidence of lower GI bleeding is approximately 0.03% in the adult population as a whole.
  • The overall incidence of lower GI bleeding is approximately 27 per 100,000 population in the United States.
Incidence of GI bleeding per 100,000 population.
Source: https://creativecommons.org/licenses/by-sa/4.0/

Demographics

Gender

  • Lower gastrointestinal bleed (LGIB) is more common in men than women.[1]

Race

  • There is no racial predilection to lower gastrointestinal bleeding.

Age

  • LGIB is rare in children.
  • The incidence of lower GI bleeding increases with age with a 200-fold increase from the second to eighth decades of life.
Incidence of GI bleeding based on age
Source:https://creativecommons.org/licenses/by-sa/4.0/

References

  1. ↑ 1.0 1.1 Ghassemi KA, Jensen DM (2013). “Lower GI bleeding: epidemiology and management”. Curr Gastroenterol Rep. 15 (7): 333. doi:10.1007/s11894-013-0333-5. PMC 3857214. PMID 23737154.
  2. ↑ Zuccaro G (2008). “Epidemiology of lower gastrointestinal bleeding”. Best Pract Res Clin Gastroenterol. 22 (2): 225–32. doi:10.1016/j.bpg.2007.10.009. PMID 18346680.

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