Dilated cardiomyopathy epidemiology and demographics

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Abdelrahman Ibrahim Abushouk, MD[2] Sachin Shah, M.D.

Overview

Dilated cardiomyopathy is most likely to occur between the ages of 20-60, is three times as likely to occur in males over females, and is 2.5 times more likely to occur in African Americans.

Epidemiology and Demographics

Incidence

  • The incidence of dilated cardiomyopathy is approximately 4.5 per 100,000 individuals per year worldwide.

Prevalence

  • The prevalence of dilated cardiomyopathy is approximately 36 per 100,000 individuals worldwide.

Case-fatality rate/Mortality rate

  • The mortality rate of dilated cardiomyopathy is quite high (up to 50%).

Age

  • Dilated cardiomyopathy can occur at any age (although it is more likely between the ages of 20-60).[1]

Gender

  • In dilated cardiomyopathy, there is a male predominance (3:1 male:female).[2]

Race

  • Dilated cardiomyopathy is 2.5 times more likely to occur in African Americans.[3].

References

  1. Dec GW, Fuster V. Idiopathic Dilated Cardiomyopathy. N Engl J Med 1994 Dec 8;331(23):1564-75. PMID 7969328
  2. Robbins Basic Pathology, 7th edition. Kumar, Cotran, Robbins. ISBN 0-7216-9274-5
  3. Coughlin SS, Labenberg JR, Tefft MC. Black-white differences in idiopathic dilated cardiomyopathy: the Washington DC Dilated Cardiomyopathy Study. Epidemiology. 1993;4:165-72. PMID 8452906

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