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Linking sleep to hypertension: greater risk for blacks
A Pandey1, N Williams, M Donat
1Brooklyn Health Disparities Center, Department of Medicine, SUNY Downstate Medical Center, P.O. Box 1199, 450 Clarkson Avenue, Brooklyn, NY 11203-2098, USA.
International Journal of Hypertension
|May 28, 2013
Summary
Black and white individuals sleeping too little or too much are more likely to have hypertension. This risk is significantly higher for Black individuals, indicating race and ethnicity mediate the sleep-hypertension link.
Area of Science:
- Sleep science
- Cardiovascular health
- Health disparities
Background:
- Insufficient sleep duration is linked to increased hypertension risk.
- Hypertension and sleep duration disparities exist between Black and White Americans.
- Understanding race/ethnicity's role in sleep and hypertension is crucial.
Purpose of the Study:
- To examine the association between sleep duration and hypertension.
- To investigate differential effects of race and ethnicity on this association.
Main Methods:
- Cross-sectional household interview data from 25,352 Americans (18-85 years).
- Logistic regression analysis to assess sleep duration, hypertension, race, and ethnicity interactions.
- Adjusted for age, sex, socioeconomic factors, and comorbidities.
Main Results:
- Short sleepers ( <6 hours) of both races had higher odds of hypertension.
- Black short and long sleepers showed significantly greater odds of hypertension compared to White counterparts (ORs = 1.34, 1.37).
- Race/ethnicity interactions remained significant after controlling for multiple covariates.
Conclusions:
- Race and ethnicity significantly mediate the relationship between insufficient sleep and hypertension.
- Sleep duration's impact on hypertension risk differs across racial and ethnic groups.
- Findings highlight the importance of considering race/ethnicity in sleep health interventions for hypertension prevention.
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