Sleep duration, daytime napping and the risk of incident metabolic syndrome vary by age and sex: findings from the China health and retirement longitudinal study.

ABSTRACT:

Objective

Currently, the association of sleep duration and daytime napping with the prevalence of metabolic syndrome (MetS) is still controversial. This study was designed to explore the association between sleep duration, daytime napping and MetS by age and sex in Chinese adults.

Methods

Data were obtained from the 2011 and 2015 waves of the China Health and Retirement Longitudinal Study (CHARLS). Participants with MetS at baseline or with missing data were excluded, leaving 2803 participants (≥ 45 years old) who completed follow-up and were included in the longitudinal analysis. Sleep duration and daytime napping were determined by self-reported questionnaires. Medical conditions, including MetS, dyslipidaemia, hypertension, and diabetes mellitus, were determined from a fa

SUBMITTER: Zhang B 

PROVIDER: S-EPMC11869476 | biostudies-literature | 2025 Feb

REPOSITORIES: biostudies-literature