Table 4.
Item | Mean (SD)* | Corrected Item-Total Correlation |
Cronbach Alpha if Item Deleted |
Benefits: Cronbach alpha .85 | |||
1. Computers will help doctors with routine lifestyle questions | 3.9 (0.87) | .77 | .80 |
2. The computer is a good way to ask lifestyle questions | 3.7 (0.94) | .62 | .83 |
3. It would save doctors time. | 3.7 (0.91) | .61 | .83 |
4. Doctors will make better assessments with such computer systems | 3.3 (0.85) | .59 | .83 |
5. I would feel comfortable answering questions on a computer | 3.9 (0.85) | .66 | .82 |
6. Computers can be trusted | 3.4 (0.95) | .57 | .84 |
Privacy-Barrier: Cronbach alpha .70 (alpha .81†) | |||
7. I would worry about confidentiality | 3.3 (1.1) | .53 | .54 |
8. I do not want certain information about me on the computer | 3.4 (1.1) | .52 | .55 |
9. Too many mistakes will be made with computer | 2.6 (0.84) | .46 | .64 |
Interaction-Barrier: Cronbach alpha .67 (alpha .80†) | |||
10. Doctors would spend less time with patients | 3.4 (0.99) | .42 | .66 |
11. There will be loss of personal touch of a doctor | 3.4 (1.2) | .56 | .47 |
12. I would find another doctor | 2.1 (0.97) | .49 | .57 |
Interest: Cronbach alpha .50 (alpha .75†) | |||
13. I would want to read patient information sheet | 4.3 (0.70) | .34 | – |
14. I would answer honestly | 4.4 (0.63) | .34 | – |
*Scale 1 to 5: strongly disagree, agree, not sure, agree, strongly agree.
†Adjusted reliability coefficient, adjusted to compare to scales with six items.