Table 3.

Confirmatory factor analysis alternative model testing.

Model	Chi square (df)	P value	CMIN/dfa	GFIb	AGFIc	NFId	IFIe	TLIf	CFIg	RMSEAh	Akaike information criterion	BCCi	BICj
3 first-order correlated	104.26 (24)	<.001	4.345	.96	.93	.94	.96	.94	.96	.078	146.26	147.05	236.62
3 first-order uncorrelated	273.79 (27)	<.001	10.141	.91	.85	.86	.87	.83	.87	.130	309.79	310.46	387.24
One first-order factor	812.73 (27)	<.001	30.101	.72	.53	.60	.61	.48	.61	.231	848.73	849.41	926.18

^aCMIN/df: Minimum Discrepancy Degrees of Freedom.

^bGFI: Goodness of Fit.

^cAGFI: Adjusted Goodness of Fit Index.

^dNFI: Normed Fit Index.

^eIFI: Incremental Fit Index.

^fTucker Lewis Index.

^gCFI: Comparative Fit Index.

^hRMSEA: root mean square error of approximation.

ⁱBCC: Browne-Cudeck Criterion.

^jBIC: Bayesian Information Criterion.