Variables

Items

Means

S.D.

Factor loading

Cronbach’s alpha

Attitude

5

4.9483

4.8103

4.8793

5.1897

5.0345

1.38187

1.22054

1.17096

1.09955

1.16928

0.813

0.860

0.858

0.916

0.907

0.96

Subjective norm

2

4.6897

4.8448

1.27330

1.19651

0.922

0.922

0.914

Behavioral control

2

5.3448

5.3448

1.39613

1.29170

0.914

0.914

0.904

Intention

(for group 1)

3

4.4655

4.5000

4.2069

1.02966

1.12780

1.10436

0.926

0.898

0.910

0.95

Intention

(for group 2 & 3)

2

5.4483

5.2931

1.02892

1.13945

0.959

0.959

0.955