Fig. 4From: Impacts of the psychological stress response on nonsuicidal self-injury behavior in students during the COVID-19 epidemic in China: the mediating role of sleep disordersThe mediating effect of sleep disorders in the T2 sample. Sleep disorders played a mediating role in the relationship between PSR and NSSI in the T2 sample. *p < 0.05, **p < 0.01, ***p < 0.001Back to article page