Variable

Measurement item

α value after the item was deleted

Cronbach’s α value

Factor loading

KMO value

p

value

Self-efficacy (V1)

V1.1

0.706

0.750

0.729

0.746

0.000

V1.2

0.686

0.775

V1.3

0.683

0.780

V1.4

0.692

0.753

Individual innovativeness (V2)

V2.1

0.678

0.779

0.846

0.691

0.000

V2.2

0.758

0.794

V2.3

0.660

0.857

Perceived ease of use(V3)

V3.1

0.734

0.838

0.903

0.775

0.000

V3.2

0.831

0.725

V3.3

0.748

0.889

V3.4

0.832

0.751

Usage intention

(V4)

V4.1

0.817

0.862

0.847

0.835

0.000

V4.2

0.852

0.748

V4.3

0.812

0.862

V4.4

0.852

0.744

V4.5

0.829

0.819