Table 2.

Structural equation modeling: Hypothesized models with fitted coefficients

Variables in the model	GFI1	Maximum likelihood estimation	Model chi-squared p	RMSEA2 (90% CL)
1. PANSS and GAF	0.68	2.97	<0.0001	0.99 (0.93–1.06)
2. PANSS, but not GAF	0.61	3.43	<0.0001	1.31 (1.23–1.39)
3. PANSS and GAF with relationship within groups of variables	0.76	3.49	<0.0001	0.83 (0.78–0.88)
4. PANSS, GAF and insight (PANSS G12 and CF) with relationship between groups of variables	0.99	0.005	= 0.298	0.02 (0–0.18)

Abbreviations: CF, ; CL, ; GAF, Global Assessment of Functioning; GFI, Goodness-of-fit Index; PANSS, Positive and Negative Syndrome scale; RMSEA, root mean square error.