Publications by authors named "Lulu Chi"
Objectives: The objective of this study was to understand how sleep duration could affect depression among elderly in China.
Method: A total of 7103 individuals aged 60 and older were selected from China Health and Retirement Longitudinal Study. A generalized linear mixed-effects model was used to estimate the relationship between sleep duration and depression, and we performed stratified analyses by age: young-old elderly, old-old elderly and oldest-old elderly.