Association between sleep duration and hypertension among Chinese children and adolescents

Xiaofan Guo1, Liqiang Zheng, Yang Li

  • 1Department of Cardiology, First Affiliated Hospital, China Medical University, Shenyang, People's Republic of China.

Clinical Cardiology
|October 15, 2011
PubMed

Insights

Short sleep duration is linked to a higher risk of hypertension in children and adolescents. Specifically, less than 9 hours of sleep per night was associated with increased hypertension risk in 11–14-year-old boys.

Area of Science:

  • Pediatric Health
  • Cardiovascular Health
  • Sleep Medicine

Background:

  • Adult studies link short sleep duration to increased hypertension risk.
  • The association between sleep duration and hypertension in pediatric populations remains less understood.

Purpose of the Study:

  • To investigate the relationship between sleep duration and hypertension in children and adolescents.
  • To determine if short sleep duration is an independent risk factor for hypertension in this age group.

Main Methods:

  • Cross-sectional study involving 4902 participants aged 5–18 years.
  • Blood pressure (BP) measured and classified using population-based percentiles.
  • Sleep duration assessed via questionnaires.

Main Results:

  • Prevalence of hypertension and prehypertension was 20.3% and 15%, respectively.
  • Short sleep duration (<9 hours) was associated with higher hypertension risk in boys aged 11–14 years (OR, 1.5; 95% CI, 1.04–2.15), after adjusting for covariates.
  • Linear regression showed an inverse association between sleep duration and BP in boys aged 11–14 years.

Conclusions:

  • Short sleep duration (<9 hours) is independently associated with hypertension in Chinese boys aged 11–14 years.
  • Findings highlight the importance of adequate sleep for cardiovascular health in adolescents.
Abstract

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