Item No.

Items

Factor Load

30-item ver.

20-item ver.

Factor 1: Discomfort with Ambiguity (DA)

α = 0.79

α = 0.73

3

It intensely disturbs me when I am uncertain of how my actions will affect others.

0.509

0.651

6

I don’t feel comfortable with people until I can find out something about them.

0.325

0.514

9

I am just a little uncomfortable with people unless I feel that I can understand their behavior.

0.418

0.527

12

I get pretty anxious when I’m in a social situation involving me which I have little control of.

0.890

0.596

15

It bothers me when I don’t know how other people react to me.

0.377

0.636

18

I always want to know what people are laughing at.

0.113

21

I get pretty anxious when I’m in a social situation over which I have no control.

0.991