Table 2.

Model fit indices of the CFA-models.

	χ2	p (χ2)	df	CFI	SRMR	RMSEA (CI)
Hoodin and Kalbfleisch (8)	58.15	.006	34	.94	.12	.04 (.02–.06)
Zimmermann et al. (9)	64.08	.001	34	.93	.12	.05 (.03–.07)
Hoodin and Kalbfleisch (8) + 7 freed error covariances	26.14	.511	27	1	.08	.00 (.00–.38)
Zimmermann et al. (9) + 6 freed error covariances	32.02	.274	28	.99	.09	.02 (.00–.05)

CFI, comparative fit index; SRMR, standardized root mean square residual; RMSEA, root mean square error of approximation; CI, confidence interval.