Fig. 2From: The prevalence and risk factors for depressive symptoms in frontline nurses under COVID-19 pandemic based on a large cross-sectional study using the propensity score-matched methodPlot of propensity score-matched in this study. a line plot foe individual differences of depressive symptoms. b dot-plot for standardized mean differences of depressive symptoms. c histogram for standardized mean differences (before and after) of depressive symptomsBack to article page