Table 2.

Fit indices for the different proposed models

Model	χ2 (df)	CFI	TLI	RMSEA	SRMR
Single-factor model	4951.62 (35)*	.87	.84	.07 (.07,.07)	.04
Correlated two factors model	3827.68 (34)*	.90	.87	.06 (.06, .06)	.04
Hierarchical model with no correction	3827.68 (34)*	.90	.87	.06 (.06, .06)	.04
Hierarchical model with correction	1541.28 (32)*	.96	.95	.04 (.04, .04)	.02
Bi-factor model	2088.43 (25)*	.95	.91	.05 (.05, .05)	.03
Bi-factor model with correlated errors	1479.327 (23)*	.97	.96	.04 (.04, .04)	.02
S-1 Bi-factor model and correlated errors	2018.361 (27)*	.96	.95	.05 (.04, .05)	.02

Note = * significant at 0.01