Table 7.

eHealth Literacy Scale (eHEALS) confirmatory factor analysis by country: single-factor structure.

Country	n	χ2	df	P value	RMSEAa	PCLOSEb	AICc	CFId	TLIe
United Kingdom	407	379.003	20	<.001	.210	<.001	411.003	.864	.809
New Zealand	276	263.140	20	<.001	.210	<.001	295.140	.833	.767
United States	313	199.218	20	<.001	.169	<.001	231.218	.896	.854

^aRMSEA: root mean square error of approximation.

^bPCLOSE: probability of close fit.

^cAIC: Akaike information criterion.

^dCFI: comparative fit index.

^eTLI: Tucker-Lewis index.