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Cardiology management improves secondary prevention measures among patients with coronary artery disease

P Michael Ho1, Frederick A Masoudi, Eric D Peterson

  • 1Health Services Research, Denver Veterans Affairs Medical Center, University of Colorado Health Sciences Center, 80220, USA. Michael.ho@uchsc.edu

Journal of the American College of Cardiology
|May 4, 2004
PubMed

Insights

Cardiology involvement significantly improves low-density lipoprotein (LDL) cholesterol and blood pressure (BP) control in coronary artery disease (CAD) patients. Despite these benefits, secondary prevention measures still require improvement across all physician specialties.

Area of Science:

  • Cardiovascular Medicine
  • Public Health
  • Health Services Research

Background:

  • The influence of physician specialty on secondary prevention in ambulatory coronary artery disease (CAD) care is not well-established.
  • Effective secondary prevention is crucial for managing CAD patients and reducing cardiovascular events.

Purpose of the Study:

  • To investigate whether cardiology subspecialty involvement enhances the achievement of recommended low-density lipoprotein (LDL) cholesterol and blood pressure (BP) targets in CAD patients.
  • To assess the independent association between cardiology involvement and improved lipid and BP control.

Main Methods:

  • Retrospective cohort study of 13,995 CAD patients across eight Veterans Affairs facilities (1998-2000).
  • Defined cardiology involvement as seeing a cardiologist in addition to primary care.
  • Utilized multivariable hierarchical regression to analyze the impact of cardiology involvement on LDL cholesterol (< or =100 mg/dl) and BP (< or =130/85 mm Hg) control.

Main Results:

  • Patients with cardiology involvement (27.0%) showed significantly higher rates of achieving LDL cholesterol (55.6% vs. 45.6%) and BP (45.3% vs. 35.9%) goals (p < 0.01).
  • Cardiology involvement was independently associated with better LDL cholesterol (OR, 1.59) and BP (OR, 1.52) control.
  • Benefits were consistent across various targets and high-risk subgroups, including diabetics and the elderly.

Conclusions:

  • Cardiology subspecialty involvement is linked to improved LDL cholesterol and BP control in CAD patients.
  • Despite positive associations, substantial opportunities for enhancing secondary prevention persist, regardless of physician specialty.
Abstract

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