Table 4.

Fit statistics for the bifactor model tested for invariance across gender.

Model	n	χ2	df	p	CFI	TLI	RMSEA	ΔCFI
Males	582	137.42	117	0.096	0.980	0.974	0.039	-
Females	925	254.39	117	<0.001	0.970	0.961	0.047	-
Configural invariance	1507	391.81	234	<0.001	0.974	0.966	0.045	-
Metric/Scalar invariance	1507	542.51	298	<0.001	0.971	0.971	0.041	0.003

ΔCFI = difference among CFIs between configural invariance and Metric/Scalar invariance models.