The Association of Sleep Duration With Vision Impairment in Middle-Aged and Elderly Adults: Evidence From the China Health and Retirement Longitudinal Study.

ABSTRACT: Objective: This study aims to investigate the association of sleep duration with vision impairment (VI) in middle-aged and elderly adults. Methods: This cross-sectional study used the data from the baseline survey of the China Health and Retirement Longitudinal Study (CHARLS) 2011-2012, a national survey of adults aged 45 years or older. Weighted multilevel logistic regression models were used to evaluate the association between self-reported sleep duration and VI. Results: Of the 13,959 survey respondents, a total of 4,776 (34.2%) reported VI. The prevalence of short (≤6 h/night) and long (>8 h/night) sleep durations was higher among respondents with VI than those without VI (P < 0.001). Multilevel logistic regression models showed that compared with a sleep du

SUBMITTER: Sun M 

PROVIDER: S-EPMC8738086 | biostudies-literature | 2021

REPOSITORIES: biostudies-literature