What is the US prevalence of first-degree atrioventricular (AV) block?

Updated: Jan 06, 2020
  • Author: Jamshid Alaeddini, MD, FACC, FHRS; Chief Editor: Jose M Dizon, MD  more...
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In the United States, the prevalence of first-degree atrioventricular (AV) block among young adults ranges from 0.65% to 1.6%. Higher prevalence (8.7%) is reported in studies of trained athletes. The prevalence of first-degree AV block increases with advancing age; first-degree AV block is reported in 5% of men older than 60 years. [11] The overall prevalence is 1.13 cases per 1,000 lives.

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