Rising cardiovascular mortality among obstructive sleep apnea patients: United States epidemiological trends

Dua Ali1, Shaheer Qureshi1, Hibah Siddiqui1

  • 1Department of Medicine, Dow University of Health Sciences, Karachi, Pakistan.

Insights

Obstructive sleep apnea (OSA) and cardiovascular disease (CVD) mortality rates have significantly increased, especially among men and Black individuals. Public health interventions are crucial to address disparities in high-risk groups.

Area of Science:

  • Public Health
  • Cardiology
  • Sleep Medicine

Background:

  • Obstructive sleep apnea (OSA) prevalence is rising globally, contributing to a significant healthcare burden.
  • OSA is a known risk factor for cardiovascular diseases (CVD), including heart failure, stroke, and ischemic heart disease.
  • Trends in CVD mortality among OSA patients are not well understood.

Purpose of the Study:

  • To analyze trends in mortality rates for obstructive sleep apnea (OSA) and cardiovascular disease (CVD) in the US.
  • To investigate variations in OSA-related CVD mortality based on demographics and geographic regions.

Main Methods:

  • Utilized CDC WONDER database for mortality data (adults ≥25 with OSA and CVD) from 1999-2019.
  • Calculated age-adjusted mortality rates (AAMRs) and annual percent change (APC) with 95% confidence intervals (CIs).
  • Stratified analyses by year, sex, race/ethnicity, age, urbanization, and Census regions.

Main Results:

  • Recorded 168,111 OSA-related CVD deaths between 1999 and 2019.
  • Observed significant increases in overall AAMRs, notably for hypertensive disease (APC: 13.2%).
  • Higher AAMRs in men vs. women, highest racial disparities in Black individuals, and highest rates in the Midwest and rural areas.

Conclusions:

  • OSA-related CVD mortality has substantially increased, highlighting significant disparities.
  • Marked variations in mortality exist across sex, race/ethnicity, and geographic regions.
  • Targeted public health interventions are essential to mitigate mortality in vulnerable populations.
Abstract

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