. Author manuscript; available in PMC: 2015 Mar 1.

Published in final edited form as: Psychol Assess. 2013 Nov 4;26(1):127–137. doi: 10.1037/a0034805

Table 3. Results of Single-Group Confirmatory Factor Analyses by Sample.

									RMSEA 90% CI
Data set	Model	df	χ ²	χ²/df	TLI	CFI	NFI	RMSEA	Low	High
Sample 1	One factor	20	521.62	26.08	.83	.88	.87	.128	.118	.137
	Two factor	19	306.35	16.12	.90	.93	.93	.099	.090	.109
Sample 2	One factor	20	153.64	7.68	.72	.80	.78	.183	.156	.210
	Two factor	19	52.64	2.77	.93	.95	.92	.094	.064	.125
Sample 3	One factor	20	174.38	8.719	.89	.92	.91	.132	.114	.150
	Two factor	19	90.593	4.77	.95	.96	.95	.092	.073	.111
Sample 4	One factor	20	213.11	10.66	.84	.83	.88	.124	.110	.140
	Two factor	19	92.68	4.88	.94	.96	.95	.079	.063	.095

Note. TLI = Tucker–Lewis index; CFI = comparative fit index; NFI = normed fit index; RMSEA = root-mean-square error of approximation; CI = confidence interval.