. 2018 Jul 9;20(7):e10434. doi: 10.2196/10434

Table 4.

Fit statistic summary for testing measurement invariance in the 3-factor model of electronic health literacy scale.

Model	χ² (df)	RMSEA^a	SRMR^b	CFI^c	TLI^d	AIC^e	Model comparison, Δχ² ( Δdf)
Model 1: Configural Invariance	160.33 (61)	.08	.03	.98	.97	12775.72	0.0 (0)
Model 2: Pattern Invariance	175.21 (71)	.07	.05	.98	.97	12770.60	14.88 (10)
Model 3: Unique Factor Invariance	244.72 (87)	.08	.08	.96	.96	12808.11	69.51^f (16)

^aRMSEA: root mean square error of approximation.

^bSRMR: standardized root mean square residual.

^cCFI: comparative fit index.

^dTLI: Tucker-Lewis index.

^eAIC: Akaike Information Criterion.

^fP<.05.