Validity and reliability of the Iranian version of the Pediatric Quality of Life Inventory™ 4.0 (PedsQL™) Generic Core Scales in children

Table 4 Goodness of fit indices for 5- and 6-factor CFA models of parent and child reports (n = 525)

Model	x2	df	x2/df	RMSR	RMSEA (90% CI)	CFI	GFI	AGFI
Parents-6 factor model	685.81 *	211	3.25	0.058	0.066 (0.060; 0.071)	0.95	0.90	0.87
Parents-5 factor model	1261.72 *	220	5.74	0.065	0.075 (0.071; 0.079)	0.94	0.89	0.86
Children-6 factor model	609.74 *	214	2.85	0.052	0.059 (0.054; 0.065)	0.94	0.91	0.88
Children-5 factor model	1242.72 *	220	5.65	0.061	0.074 (0.070; 0.078)	0.94	0.89	0.86

CFA, confirmatory factor analysis; x2, chi-square; df, degrees of freedom; x2/df, normed chi-square; RMSR, root mean square residual; RMSEA, root mean square error of approximation; CFI, comparative fit index; GFI, goodness of fit index; AGFI, adjusted goodness of fit index
* P < 0.001

ISSN: 1477-7525