Table S1.

Measurement invariance about gender of nomophobia

Overall fit indices							Comparative fit indices
Model	S-Bχ 2	Df	CFI	TLI	SRMR	RMSEA (90% CI)	compare	Δχ 2	Δdf	ΔCFI	ΔTLI	ΔSRMR	ΔRMSEA
Model A	983.182***	196	0.925	0.908	0.050	0.094 (0.088, 0.100)
Model B	983.182***	196	0.925	0.908	0.050	0.094 (0.088, 0.100)	A vs. B	0.000	0	0.000	0.000	0.000	0.000
Model C	1016.758***	220	0.924	0.917	0.053	0.089 (0.084, 0.095)	B vs. C	33.576	24	0.001	0.009	0.003	0.005
Model D	1099.182***	236	0.918	0.917	0.057	0.090 (0.084, 0.095)	C vs. D	82.424	16	0.006	0.000	0.004	0.001
Model E	1022.468***	224	0.924	0.919	0.058	0.089 (0.083, 0.094)	D vs. E	76.714	12	0.006	0.002	0.001	0.001
Model F	1027.554***	230	0.924	0.921	0.059	0.087 (0.082, 0.093)	E vs. F	5.086	6	0.000	0.002	0.001	0.002
Model G	1095.566***	234	0.918	0.916	0.082	0.090 (0.085, 0.096)	F vs. G	68.012	4	0.006	0.005	0.023	0.003