Table 3.

Multiple mediation analysis of CSM score and body mass index.

Equations	Factor	Coefficient	SE	Z	P	95% CI
Sleep duration	CSM score	0.055	0.006	9.20	<0.001	0.043, 0.066
	Age	0.001	0.003	0.46	0.644	−0.005, 0.008
	Male	0.145	0.081	1.79	0.074	−0.014, 0.303
	Education	0.019	0.057	0.32	0.746	−0.094, 0.131
	Smoking	0.066	0.087	0.76	0.449	−0.105, 0.236
	Alcohol use	0.120	0.065	1.86	0.063	−0.007, 0.248
	CESD score	−0.015	0.006	−2.50	0.012	−0.026, −0.003
	Physical activity	−0.0001	0.0001	−0.98	0.327	−0.0003, 0.0001
	Modified PSQI	0.040	0.014	2.77	0.006	0.012, 0.069
	Breakfast time	0.084	0.024	3.50	<0.001	0.037, 0.131
	Dinner time	−0.038	0.021	−1.77	0.076	−0.080, 0.004
	Total daily calories	−0.00003	0.0001	−0.40	0.690	−0.0002, 0.0001
Social jetlag	CSM score	−0.008	0.002	−3.74	<0.001	−0.012, −0.004
	Age	−0.009	0.001	−8.14	<0.001	−0.011, −0.007
	Male	−0.0004	0.029	0.01	0.990	−0.057, 0.056
	Education	0.047	0.021	2.28	0.023	0.007, 0.087
	Smoking	0.024	0.031	0.77	0.439	−0.037, 0.086
	Alcohol use	0.010	0.023	0.45	0.654	−0.035, 0.056
	CESD score	−0.0001	0.002	−0.06	0.952	−0.004, 0.004
	Physical activity	−0.00002	0.00003	−0.58	0.565	−0.0001, 0.00005
	Modified PSQI	−0.005	0.005	−0.96	0.335	−0.015, 0.005
	Breakfast time	0.012	0.009	1.33	0.182	−0.005, 0.028
	Dinner time	0.009	0.008	1.10	0.272	-0.007, 0.024
	Total daily calories	0.00003	0.00002	1.10	0.271	−0.00002, 0.00007
BMI outcome	Social jetlag	0.281	0.187	1.51	0.132	−0.085, 0.647
	Sleep duration	−0.156	0.067	−2.31	0.021	−0.288, −0.024
	CSM score	−0.043	0.019	−2.26	0.024	−0.079, −0.006
	Age	−0.076	0.010	−7.68	<0.001	−0.095, −0.056
	Male	−0.181	0.252	−0.72	0.473	−0.674, 0.313
	Education	−0.555	0.179	−3.10	0.002	−0.905, −0.204
	Smoking	0.065	0.271	0.24	0.810	−0.466, 0.596
	Alcohol use	0.278	0.202	1.38	0.168	−0.117, 0.674
	CESD score	−0.028	0.019	−1.49	0.135	−0.064, 0.009
	Physical activity	−0.0005	0.0003	−1.46	0.146	−0.001, 0.0002
	Modified PSQI	0.070	0.045	1.56	0.120	−0.018, 0.158
	Breakfast time	0.003	0.075	0.04	0.966	−0.143, 0.149
	Dinner time	−0.162	0.067	−2.42	0.016	−0.293, −0.030
	Total daily calories	−0.0005	0.0002	−2.55	0.011	−0.0009, −0.0001