Psychometric Properties of the Diabetes Management Self-Efficacy Scale in Korean Patients with Type 2 Diabetes

Table 3

Summary of fit indices from confirmatory factor analysis.

		df	CMIN/DF	GFI	SRMR	RMSEA (90% CI)	CFI	NFI
Model 1	391.57^*	98	3.99	0.81	0.07	0.12 (0.10–0.13)	0.87	0.84
Model 2	325.06^*	97	3.35	0.85	0.06	0.10 (0.09–0.11)	0.90	0.97
Model 3	284.50^*	96	2.96	0.87	0.06	0.09 (0.08–0.10)	0.92	0.88
Model 4	253.11^*	95	2.66	0.88	0.06	0.08 (0.07–0.10)	0.93	0.90

df: degrees of freedom; CMIN/DF: ratio of value to the degrees of freedom; GFI: goodness-of-fit index; SRMR: standardized root-mean-square residual; RMSEA (90% CI): root-mean-square error of approximation with 90% of confidence interval; CFI: comparative fit index; NFI: normed fit index.
^*P < 0.001.