Statin Utilization and Recommendations Among HIV- and HCV-infected Veterans: A Cohort Study

Meredith E Clement1, Lawrence P Park2, Ann Marie Navar3

  • 1Division of Infectious Diseases, Duke University Duke Clinical Research Institute.

Insights

Statin therapy was underused in veterans with HIV and HCV infections. Updated cholesterol guidelines significantly increase statin recommendations, highlighting a gap in cardiovascular disease prevention for these populations.

Area of Science:

  • Cardiology
  • Infectious Diseases
  • Public Health

Background:

  • Human immunodeficiency virus (HIV) and hepatitis C virus (HCV) infections increase cardiovascular disease (CVD) risk.
  • The impact of updated cholesterol guidelines on statin use in veterans with HIV/HCV is not well understood.

Purpose of the Study:

  • To evaluate statin use and recommendations in HIV-, HCV-, and HIV/HCV-coinfected veterans.
  • To compare previous (ATP-III) with current (ACC/AHA, VA/DoD) cholesterol guidelines.

Main Methods:

  • Retrospective cohort study of 13,579 HIV-, 169,767 HCV-, and 6,628 HIV/HCV-coinfected male veterans (aged 40-75).
  • Analysis of laboratory, medication, and comorbidity data from 2008-2010.
  • Comparison of statin eligibility and use under ATP-III versus current guidelines.

Main Results:

  • Under ATP-III, 33.8%-50.6% had statin indications, but 22.7%-31.5% were undertreated.
  • Current ACC/AHA and VA/DoD guidelines increased statin recommendations significantly across all groups.
  • For HIV-infected veterans, recommendations rose from 50.6% (ATP-III) to 66.1% (ACC/AHA) and 57.3% (VA/DoD).

Conclusions:

  • Statins were underutilized in HIV/HCV-infected veterans based on prior guidelines.
  • Updated cholesterol guidelines substantially increase statin recommendations, widening the gap in underutilization.
  • Addressing these gaps is crucial for improving CVD prevention in at-risk veteran populations.
Abstract

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