. Author manuscript; available in PMC: 2017 Jan 1.

Published in final edited form as: Neuropsychology. 2016 Jan;30(1):28–39. doi: 10.1037/neu0000245

Table 4.

Goodness-of-Fit Statistics from Confirmatory Factor Analyses.

CSP572
Model	GOF χ², df, p-value	RMSEA (90% CI)	CFI	NNFI	Model	GOF χ², df, p-value	RMSEA (90% CI)	CFI	NNFI
SZ: CFA with Cognition + Adaptive Function					SZ: CFA with Cognition but w/o Adaptive Function
Single Factor	368, 17, < 0.0001	0.07, (0.06, 0.08)	0.96	0.93	Single Factor	55, 6, < 0.0001	0.05, (0.04, 0.06)	0.99	0.98
Two Factor	641, 19, < 0.0001	0.09, (0.08, 0.10)	0.93	0.89	Two Factor	258, 8, < 0.0001	0.09, (0.08, 0.10)	0.96	0.93
BP: CFA with Cognition + Adaptive Function					BP: CFA with Cognition but w/o Adaptive Function
Single Factor	453, 17, < 0.0001	0.07, (0.06, 0.08)	0.96	0.93	Single Factor	55, 6, < 0.0001	0.04, (0.03, 0.05)	0.99	0.99
Two Factor	797, 19, < 0.0001	0.09, (0.08, 0.10)	0.92	0.89	Two Factor	317, 8, < 0.0001	0.09, (0.08, 0.10)	0.96	0.93
SZ+BP: CFA with Cognition + Adaptive Function					SZ+BP: CFA with Cognition but w/o Adaptive Function
Single Factor	897, 17, < 0.0001	0.08, (0.07, 0.09)	0.96	0.93	Single Factor	87, 6, < 0.0001	0.04, (0.03, 0.05)	0.99	0.99
Two Factor	1550, 19, < 0.0001	0.09, (0.08, 0.10)	0.93	0.90	Two Factor	556, 8, < 0.0001	0.09, (0.08, 0.10)	0.97	0.94
FUNCAP
Model	GOF χ², df, p-value	RMSEA (90% CI)	CFI	NNFI	Model	GOF χ², df, p-value	RMSEA (90% CI)	CFI	NNFI
SZ: CFA with Cognition + Adaptive Function					SZ: CFA with Cognition but w/o Adaptive Function
Single Factor	57, 21, <0.0001	0.07, (0.05, 0.09)	0.97	0.94	Single Factor	41, 14, 0.0002	0.07 (0.05, 0.10)	0.97	0.94
Two Factor	109, 26, <0.0001	0.09 (0.07, 0.11)	0.93	0.90	Two Factor	91, 19, <0.0001	0.10 (0.08, 0.12)	0.93	0.89
BP: CFA with Cognition + Adaptive Function					BP: CFA with Cognition but w/o Adaptive Function
Single Factor	45, 21, 0.0019	0.06 (0.03, 0.08)	0.96	0.94	Single Factor	39, 14, 0.0004	0.07 (0.05, 0.10)	0.97	0.93
Two Factor	97, 26, <0.0001	0.09 (0.07, 0.11)	0.94	0.92	Two Factor	80, 19, <0.0001	0.10 (0.08, 0.12)	0.94	0.92
SZ+BP: CFA with Cognition + Adaptive Function					SZ+BP: CFA with Cognition but w/o Adaptive Function
Single Factor	112, 21, <0.0001	0.08 (0.06, 0.09)	0.96	0.92	Single Factor	82, 14, <0.0001	0.08 (0.06, 0.10)	0.96	0.93
Two Factor	200, 26, <0.0001	0.10 (0.08, 0.11)	0.92	0.88	Two Factor	172, 19, <0.0001	0.10 (0.09, 0.12)	0.94	0.92

GOF: Goodness of Fit; χ²: chi-square; df: degrees of freedom

RMSEA: Root Mean Square Error of Approximation (smaller -> better)

CFI: Comparative Fit Index (larger -> better)

NNFI: Non-normed Fit Index/Tucker-Lewis Index (larger -> better)