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Ethnic disparities in cardiovascular health
1Clinical Research Center, Morehouse School of Medicine, Atlanta, Georgia 30310, USA. ofilie@msm.edu
Insights
Ethnic disparities in cardiovascular outcomes for African Americans stem from numerous factors, including risk factors, knowledge gaps, cultural influences, economic barriers, and systemic issues. Addressing these requires multifaceted strategies for improved heart health.
Area of Science:
- Cardiology
- Public Health
- Health Disparities Research
Background:
- Significant disparities in cardiovascular outcomes exist for African Americans.
- These disparities are observable across national, regional, and local data, and in clinical practice.
Observation:
- Case studies reveal a complex interplay of factors contributing to ethnic disparities in cardiovascular health.
- Key factors include a high burden of cardiovascular risk factors (hypertension, diabetes, obesity, inactivity, stress), inadequate risk factor knowledge, cultural influences on healthcare-seeking, economic barriers to care, and psychosocial stressors like racism.
Findings:
- Cardiovascular disease (CVD) risk factors are disproportionately prevalent in African Americans.
- Atherosclerosis and heart disease are inadequately linked to personal risk factors by patients.
- Cultural, economic, and psychosocial factors significantly impede access to and utilization of healthcare for CVD prevention and treatment.
- Genetic predispositions may also contribute to increased susceptibility to vascular disease in this population.
Implications:
- Effective strategies require population-wide risk factor modification partnerships and culturally competent healthcare delivery models.
- Further research into gene-environment interactions is crucial for understanding and mitigating CVD susceptibility in ethnic minorities.
- Addressing the multifaceted nature of these disparities is essential for improving cardiovascular health outcomes in African Americans.
Abstract:
Disparities in the cardiovascular outcomes of African-American patients is evident from national, regional, and local statistical data, as well as from the daily practice of medicine. This discussion highlights the complexity of ethnic disparities using a case-based approach with two typical cases from a cardiology practice. These cases underscore the complex interplay of the following factors in ethnic disparities. 1. Excess burden of cardiovascular risk factors in African Americans, with particular emphasis on high blood pressure, diabetes, obesity, physical inactivity, and psychosocial stress. 2. Inadequate knowledge of how personal risk factors are directly linked to atherosclerosis and heart disease. 3. Cultural factors in symptom recognition and health-care seeking behavior. 4. Economic factors influencing access to health care including prevention, diagnosis, and treatment. 5. A combination of psychosocial stress, racism, and frustration leading to sub-optimal interactions with the health care system. 6. Genetics of disease and predisposition to vascular disease and atherosclerosis. We must come to terms with these fundamental factors in the causation and, therefore, the resolution of ethnic disparities in cardiovascular health. Successful strategies must include: 1) partnerships for long-term, sustainable, population-wide strategies on risk factor modification; 2) models of culturally competent health care delivery; and 3) research on the gene-environment interactions, which cause the susceptibility of ethnic minorities to cardiovascular disease.