Fig. 1

The mediating effects of somatic symptoms on the association between subclinical anxiety and depressive symptoms.

Legend: a and b: the mediating effect of somatic symptoms on the association between subclinical anxiety and depressive symptoms in healthy participants; c and d: the mediating effect of somatic symptoms on the association between subclinical anxiety and depressive symptoms in remission of major depressive disorder; Path A: the effect of the independent variable on the mediator; Path B: the effect of the mediator on the dependent variable; Path AB: the indirect path in this model; Path C′: the direct effect of the independent variable on the dependent variable after controlling for the effect of the mediator; Path C: the total effect of the independent variable on the dependent variable; β shows the regression coefficient of the effect of one variable on the other; Boot 95% CI: Bootstrap 95% confidence interval