Longitudinal analysis of sleep duration trajectories and sarcopenia risk in middle-aged and older Chinese adults: evidence from China health and retirement longitudinal study.

ABSTRACT:

Objectives

Sarcopenia has emerged as a significant public health issue that threatens the health of older adults. The association between sleep duration and sarcopenia is receiving increasing attention. Based on data from the China Health and Retirement Longitudinal Study (CHARLS), this study investigates the dynamic characteristics of sleep duration trajectories and their relationship with the onset of sarcopenia.

Design

A retrospective cohort study.

Setting

The study used data from the CHARLS across various regions of China.

Participants

Data were drawn from the 2011, 2013 and 2015 waves of CHARLS, including 2521 participants aged 45 years or older at baseline who had complete 3-year records of sarcopenia diagnosis. Sarcopenia was defined according to the 201

SUBMITTER: Wang R 

PROVIDER: S-EPMC12730760 | biostudies-literature | 2025 Dec

REPOSITORIES: biostudies-literature