The relationship between family functioning and social media addiction among university students: a moderated mediation model of depressive symptoms and peer support

Table 3 Mediation models of family functioning on social media addiction through depressive symptoms

Variables	Model 1 (Social media addiction)			Model 2 (Depressive symptoms)			Model 3 (Social media addiction)
Variables	β	t	95%CI	β	t	95%CI	β	t	95%CI
Predictor
Family functioning	-0.26^***	-5.18	-0.35, -0.16	-0.58^***	-11.75	-0.67, -0.48	-0.04	-0.74	-0.13,0.06
Mediator
Depressive symptoms							0.38^***	17.45	0.34,0.43
Covariates
Age	0.13	0.83	-0.18,0.44	-0.23	-1.45	-0.53,0.08	0.22	1.50	-0.07,0.50
Gender	0.33	1.23	-0.20,0.86	-0.93^**	-3.45	-1.45, -0.40	0.69^**	2.74	0.20,1,18
Grade	-0.01	-0.06	-0.36,0.34	0.28	1.58	-0.07,0.62	-0.12	-0.71	-0.44,0.20
Major	0.10	1.01	-0.10,0.31	0.01	0.13	-0.19,0.21	0.10	1.04	-0.09,0.29
Adj-R²	0.01			0.08			0.16
F	6.32^***			31.31^***			56.87^***

NoteN = 1840; The variables of age, gender, grade, and major were controlled. 95% CI = Bootstrap confidence intervals with lower and upper limits. ^*p < 0.05, ^**p < 0.01, ^***p < 0.001

ISSN: 2050-7283