Table 3.

Fit indices of all measurement invariance model and inter-model differences of the C-SIBDQ

Model	χ2	df	χ2/df	RMSEA	CFI	TLI	△RMSEA	△CFI
Males	25.058	22	1.139	0.028	0.997	0.993
Females	34.347	22	1.561	0.072	0.985	0.970
Configural invariance model	59.404	44	1.350	0.050	0.991	0.982
Metric invariance model	75.655	53	1.427	0.055	0.987	0.978	0.005	0.004
Scalar invariance model	85.568	62	1.380	0.052	0.987	0.981	0.003	< 0.001