Productive engagement, sleep-wake disturbances, and loneliness: SEM analysis of depressive symptoms of community-dwelling Chinese elders

This study makes an important contribution to the research on the relationship between loneliness, productive engagement, sleep-wake disturbances, and depression, by distinguishing the different effects of different dimensions of productive engagement. The findings provide a robust stimulus for intervention programs and other forms of social work practice seeking to mitigate depressive symptoms in older adults.