童年累积性压力与中老年人抑郁症状：CHARLS纵向研究中睡眠时间的调节作用

Childhood adversity is associated with depression across the life course, while sleep duration may influence vulnerability to depressive symptoms. However, whether sleep duration modifies the association between cumulative childhood adversity and later-life depressive symptoms remains unclear. Data from 9,118 adults aged ≥ 45 years in the China Health and Retirement Longitudinal Study (CHARLS) were analyzed. A cumulative childhood adversity score (CAS) was constructed from eight early-life adversity indicators. Depressive symptoms were assessed using the 10-item Center for Epidemiologic Studie