Domain

Positive Questions

Negative Questions

Number of Items

Usefulness

3, 4, 5, 7, 9, 13, 14, 16, 17, 18

1, 2, 6, 10

14

Apprehension

-

8, 11, 12, 15, 19, 20, 24

7

Process

21, 23, 25, 29, 30

22, 26, 27, 28

9

Total

30