Extending the Utility of UTAUT2 for Hospital Patients’ Adoption of Medical Apps: Moderating Effects of e-Health Literacy

Table 3

Validity and reliability.

Construct	Mean	SD	Cronbach’s alpha	AVE	CR	DV
Habit	3.61	0.78	0.903	0.775	0.932	1.254
Performance expectancy (PE)	4.01	0.67	0.932	0.788	0.949	1.364
Effort expectancy (EE)	3.88	0.71	0.942	0.777	0.954	1.223
Social influence (SI)	3.59	0.80	0.951	0.872	0.965	1.411
Facilitating conditions (FCs)	3.75	0.72	0.888	0.753	0.924	1.185
e-Health literacy	3.88	0.56	0.896	0.545	0.915	2.289
Personal innovativeness (PI)	3.70	0.72	0.920	0.757	0.939	2.243
Usage intention (UI)	3.91	0.74	0.948	0.864	0.962	1.457

AVE: average variance extracted, CR: composite reliability, and DV: discriminant validity.