The relationship between anemia and sleep disturbances among older Chinese adults: The mediating role of handgrip strength.

ABSTRACT:

Background

Sleep plays an important role in human health, and anemia can lead to a continuous deterioration of sleep. However, the association and mechanism between anemia and sleep disturbances remain unclear. This study aimed to examine the relationship between anemia and sleep disturbances among older Chinese adults, in addition to examining the mediating role of handgrip strength in this relationship.

Methods

This research utilized data from the 2015 China Health and Retirement Longitudinal Study (CHARLS). Following the application of specific inclusion and exclusion criteria, a total of 6,057 Chinese adults aged 60 and above were finally selected as the analysis samples. The dependent variable was sleep disturbances (yes/no), with anemia (present/absent) serving as the

SUBMITTER: Li J 

PROVIDER: S-EPMC12510644 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature