Hyperuricemia and Gout are Associated with the Risk of Atrial Fibrillation: An Updated Meta-Analysis

Yingjian Deng1, Qiang Li1, Faguang Zhou1

  • 1Department of Cardiology, Xiamen Cardiovascular Hospital of Xiamen University, School of Medicine, Xiamen University, 361000 Xiamen, Fujian, China.

Insights

High uric acid levels and gout are linked to a greater risk of developing atrial fibrillation (AF). This meta-analysis confirms the association, highlighting the need for further research into this cardiovascular connection.

Area of Science:

  • Cardiology
  • Epidemiology
  • Metabolic Disorders

Background:

  • Hyperuricemia and gout have been suspected as predictors of atrial fibrillation (AF).
  • However, robust epidemiological evidence supporting this association remains limited.

Purpose of the Study:

  • To conduct an updated systematic review and meta-analysis.
  • To rigorously assess the association between hyperuricemia/gout and atrial fibrillation.

Main Methods:

  • A systematic literature search was conducted across EMBASE, PubMed, and Web of Science up to September 2021.
  • Meta-analysis employed random-effects models to determine relative risk (RR) and 95% confidence intervals (CI).
  • Subgroup analyses explored variations by geographic location and study design.

Main Results:

  • Twelve studies were included, with 8 indicating hyperuricemia is associated with increased AF incidence (RR: 1.83).
  • Significant associations were noted in Chinese studies (RR: 1.88) and cross-sectional designs (RR: 2.35).
  • Gout was also linked to an increased AF risk (RR: 1.33).

Conclusions:

  • Hyperuricemia and gout are associated with a higher incidence of atrial fibrillation.
  • These findings underscore the potential cardiovascular implications of elevated uric acid and gout.
Abstract

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