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Racial differences in adherence to cardiac medications
Hyasmine Charles1, Chester B Good, Barbara H Hanusa
1Division of General Internal Medicine, University of Pittsburgh and Pittsburgh VA Medical Center, Pittsburgh, Pennsylvania, USA.
Journal of the National Medical Association
|March 27, 2003
Summary
Younger African Americans showed lower adherence to cardiac medications like ACE inhibitors, CCBs, and statins compared to white veterans. This disparity, observed even with minimal financial barriers, may contribute to cardiovascular health differences.
Area of Science:
- Cardiology
- Health Services Research
- Pharmacology
Background:
- Medication adherence is crucial for managing cardiovascular disease.
- Racial disparities in cardiovascular disease outcomes persist in the United States.
- Understanding adherence patterns across racial groups is essential for targeted interventions.
Purpose of the Study:
- To investigate potential racial differences in adherence to key cardiac medications.
- To examine adherence rates for angiotensin-converting enzyme inhibitors (ACEIs), beta-blockers (BBs), calcium channel blockers (CCBs), and statins.
Main Methods:
- Retrospective analysis of administrative records from male veterans aged 45 years and older.
- Identified African-American and white veterans prescribed ACEIs, BBs, CCBs, or statins.
- Defined adherence as obtaining medication for 80% of prescribed days.
Main Results:
- African Americans were less adherent to ACEIs, CCBs, and statins compared to white veterans.
- No significant difference in adherence to beta-blockers was observed between racial groups.
- Racial differences in adherence were most pronounced in veterans younger than 55 years old.
Conclusions:
- Younger African-American veterans demonstrated lower medication adherence than their white counterparts.
- These findings suggest that factors beyond financial barriers may influence adherence in younger African Americans.
- Addressing adherence disparities is critical to mitigating cardiovascular morbidity in African-American populations.