Factor structure and reliability of Persian version of hospital anxiety and depression scale in patients with breast cancer survivors

Table 3 The summary fitting indexes of a single factor model and two factors model of the HADS

Model	NFI	RFI	IFI	CFI	PNFI	PCFI	RMSEA	χ²/df	p-value	AIC
Single Factor Model (1-A)	0.56	0.40	0.59	0.58	0.41	0.43	0.170	9.4	0.001	809.9
Single Factor Model (1-B}	0.74	0.62	0.77	0.77	0.51	0.53	0.129	6.04	0.001	528.67
Two- Factor Model	0.88	0.82	0.92	0.92	0.59	0.62	0.078	2.33	0.001	296.86

ISSN: 1477-7525