Fig. 2From: Living alone and the risk of depressive symptoms: a cross-sectional and cohort analysis based on the China Health and Retirement Longitudinal StudyPrevalence and incidence of depressive symptoms in people living alone and living with others. The error bars represent the standard error of measurements (n1 = 5 311 for the cross-sectional study, and n2 = 2 696 for the cohort study)Back to article page