Fig. 2

Mediation model of depressive symptoms measured by PHQ-9 on relationship satisfaction measured by CSI-4 and BMI. Data are presented as beta coefficient and 95% Confidence Intervals in parentheses and adjusted for model 4. BMI: Body Mass Index; CSI-4: Couples Satisfaction Index 4; PHQ-9: Patient Health Questionnaire 9. *** p < 0.001, ** p < 0.01