Table A.1.
χ2 | CFI | RMSEA | SRMR | Δχ2 | Δ df | p-value | |
---|---|---|---|---|---|---|---|
Hypothesized factor structure | |||||||
(1) 3-factor model | χ2(23) = 29.09, p = . 18 | 0.989 | 0.03 (p = .80) | 0.04 | - | - | - |
Nested models | |||||||
(2) 2-factors (vsEM = vEM) | χ2(25) = 48.46, p = .003 | 0.959 | 0.06 (p =.24) | 0.05 | 19.37 | 2 | < .001 |
(3) 2-factors (vsEM = WM) | χ2(25) = 42.92, p = .01 | 0.969 | 0.05 (p =.41) | 0.04 | 13.83 | 2 | 0.001 |
(4) 2-factors (vEM = WM) | χ2(25) = 37.48, p = .052 | 0.978 | 0.04 (p =.62) | 0.05 | 8.39 | 2 | 0.02 |
(5) 1-factor | χ2(26) = 54.12, p = .001 | 0.951 | 0.06 (p =.16) | 0.05 | 25.03 | 3 | < .001 |
CFI = comparative fit index. RMSEA = root mean square error of approximation. SRMR = standardized root-mean-square residual, df = degrees of freedom. WM = working memory. vEM = verbal episodic memory. vsEM = visuospatial episodic memory.