Validation of the German version of the Family Reported Outcome Measure (FROM-16) to assess the impact of disease on the partner or family member

Table 3 Fit details of 1-, 2- and 3-factor CFA models and a bi-factor model

Model	Degrees of freedom	p-value (x²)	CFI	TLI	RMSEA	Lower	Upper	SRMR	AIC	BIC
1-Factor (1 to 16)	104	< 0.001	0.766	0.730	0.095	0.074	0.017	0.086	3800.8	3920.7
2-Factor (factor 1 = items 1 to 6; factor 2 = items 7 to 16)	103	< 0.001	0.788	0.753	0.092	0.069	0.113	0.085	3793.7	3916.2
3-Factor (factor 1 = items 1 and 3; factor 2 = items 2, 4, 5, 6; factor 3 = items 7 to16)	101	< 0.001	0.794	0.755	0.091	0.067	0.113	0.082	3793.1	3930.6
Bi-factor (general = all; factor 1 = items 1 to 6; factor 2 = items 7 to 16)	87	0.002	0.872	0.823	0.082	0.047	0.100	0.074	3114.7	3227.5

ISSN: 1477-7525