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Association Between Sleep Duration and Hypertension Development in Women: A Meta-Analysis
Yan Bai1,2,3, Deying Kong4, Jie Hou
1School of Public Health, Jiamusi University, Jiamusi, China.
Summary
Short sleep duration increases hypertension risk in women. Insufficient sleep is linked to higher blood pressure, with optimal sleep around 7.5 hours daily for reduced risk.
Area of Science:
- Cardiovascular Health
- Sleep Medicine
- Epidemiology
Background:
- Hypertension (HTN) is a significant global health concern, particularly among women.
- Understanding modifiable risk factors like sleep duration is crucial for prevention strategies.
Purpose of the Study:
- To systematically evaluate the association between sleep duration and hypertension development in women.
- To identify optimal sleep duration for mitigating hypertension risk.
Main Methods:
- A meta-analysis of 12 prospective cohort studies involving 10 articles was conducted.
- Searches were performed across major databases up to March 2024.
- Statistical analysis used Risk Ratios (RR) and 95% Confidence Intervals (CI) with Stata 15.0.
Main Results:
- Inadequate sleep duration was significantly associated with increased hypertension risk in women (RR: 1.10, 95% CI: 1.06-1.13).
- Long sleep duration showed no significant association with hypertension (RR: 1.00, 95% CI: 0.96-1.05).
- The risk reduction for hypertension followed an L-shaped curve, with the lowest risk observed around 7.5 hours of sleep per day.
Conclusions:
- Insufficient sleep duration is a significant risk factor for hypertension development in women across different age groups.
- Maintaining adequate sleep, approximately 7.5 hours daily, may be beneficial for preventing hypertension in women.
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