Table 1.

Fit indices and models comparisons.

Measurement Model	χ2	df	χ2/df	CFI	NNFI	RMSEA	SRMR	Model Comparison	Δχ2	df	p
M1 measurement model	1537.76	492	3.12	0.853	0.812	0.074	0.054
M2 one-factor model	6182.35	594	10.41	0.217	0.169	0.156	0.157	M2-M1	4644.59	102	<.001
M3 common factor model	1273.45	460	2.77	0.886	0.844	0.067	0.041	M1-M3	264.31	32	<.001
M4 three-factor model	3282.29	591	5.55	0.627	0.602	0.108	0.113	M4-M1	1744.53	99	<.001

Note. CFI: comparative fit index,NNFI: non normed fit index,RMSEA: root mean square error of approximation, SRMR standardized root mean square residual