. 2023 May 17;11:1147862. doi: 10.3389/fpubh.2023.1147862

Table 4.

Goodness-of-fit of the CFA models of the original version and the simplified version of the Chinese resident health literacy scale in Sample B.

	χ²	df	p (χ²)	CFI	TLI	GFI	RMSEA	RMSEA 95%CI
Original version	9420.34	1,171	<0.001	0.693	0.679	0.852	0.049	0.048–0.050
Original version (modified)^*	8625.16	1,166	<0.001	0.742	0.728	0.866	0.041	0.040–0.043
Simplified version (modified)^**	3099.31	319	<0.001	0.825	0.808	0.910	0.055	0.054–0.056

CFI, Comparative fit index; TLI, Tucker-Lewis index; GFI, Goodness of Fit Index; RMSEA, root mean square error of approximation.

*modified original version with five specified error covariances: A01 with A03; A09 with A10; B18 with B20; C06 with C10; D01 with D02.

**modified simplified version with two specified error covariances: A01 with A03; D01 with D02.