Validation of the German eHealth impact questionnaire for online health information users affected by multiple sclerosis

Sippel, Anna; Riemann-Lorenz, Karin; Pöttgen, Jana; Wiedemann, Renate; Drixler, Karin; Bitzer, Eva Maria; Holmberg, Christine; Lezius, Susanne; Heesen, Christoph

doi:10.1186/s12911-022-01968-6

BMC Medical Informatics and Decision Making

Table 2 Parameter estimates of the confirmatory factor analysis (N = 149)

From: Validation of the German eHealth impact questionnaire for online health information users affected by multiple sclerosis

Factors	Items	SE²	CR³	p	β⁴	R^{2 5}	α ⁶
eHIQ 1
1) Attitudes towards online health information							0.833
	eHIQ1 item 1	0.10	8.10	< 0.001	0.74	0.54
	eHIQ1 item 2	0.11	7.10	< 0.001	0.66	0.44
	eHIQ1 item 3	0.11	7.14	< 0.001	0.66	0.44
	eHIQ1 item 4	0.12	8.11	< 0.001	0.71	0.51
	eHIQ1 item 5¹				0.73	0.53
2) Attitudes towards sharing health information							0.867
	eHIQ1 item 6	0.09	7.74	< 0.001	0.63	0.40
	eHIQ1 item 7	0.09	8.88	< 0.001	0.72	0.52
	eHIQ1 item 8	0.10	7.83	< 0.001	0.64	0.41
	eHIQ1 item 9	0.10	9.14	< 0.001	0.71	0.51
	eHIQ1 item 10	0.09	11.19	< 0.001	0.86	0.74
	eHIQ1 item 11¹				0.79	0.63
eHIQ 2
1) Confidence and identification							0.883
	eHIQ2 item 10	0.13	5.27	< 0.001	0.47	0.22
	eHIQ2 item 11	0.13	7.75	< 0.001	0.72	0.52
	eHIQ2 item 14	0.13	7.70	< 0.001	0.69	0.48
	eHIQ2 item 15	0.13	8.10	< 0.001	0.73	0.54
	eHIQ2 item 17	0.10	8.81	< 0.001	0.83	0.68
	eHIQ2 item 18	0.12	7.11	< 0.001	0.64	0.40
	eHIQ2 item 19	0.12	8.04	< 0.001	0.72	0.52
	eHIQ2 item 20	0.13	7.82	< 0.001	0.69	0.47
	eHIQ2 item 23¹				0.67	0.45
2) Information and presentation							0.838
	eHIQ2 item 3	0.17	6.20	< 0.001	0.60	0.36
	eHIQ2 item 5	0.16	6.57	< 0.001	0.68	0.46
	eHIQ2 item 6	0.12	6.70	< 0.001	0.65	0.42
	eHIQ2 item 9	0.12	7.49	< 0.001	0.75	0.56
	eHIQ2 item 12	0.15	6.33	< 0.001	0.66	0.43
	eHIQ2 item 24	0.15	6.51	< 0.001	0.66	0.44
	eHIQ2 item 25	0.16	4.88	< 0.001	0.46	0.21
	eHIQ2 item 26¹				0.64	0.40
3) Understanding and motivation							0.885
	eHIQ2 item 1	0.12	8.94	< 0.001	0.75	0.56
	eHIQ2 item 2	0.11	7.49	< 0.001	0.64	0.40
	eHIQ2 item 4	0.10	8.29	< 0.001	0.70	0.49
	eHIQ2 item 7	0.11	8.03	< 0.001	0.67	0.45
	eHIQ2 item 8	0.13	7.26	< 0.001	0.61	0.38
	eHIQ2 item 13	0.13	7.08	< 0.001	0.59	0.35
	eHIQ2 item 16	0.11	8.27	< 0.001	0.69	0.48
	eHIQ2 item 21	0.11	9.05	< 0.001	0.74	0.55
	eHIQ2 item 22¹				0.73	0.54

¹ = This regression weight was fixed at 1.000, not estimated
²SE Standard error
³CR Critical ratio
⁴β = Standardized regression estimate
⁵R² = Squared multiple correlations estimate
⁶α = Cronbach’s alpha

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