Table 3.

Summary of principal component analysis with varimax rotation

Item	Factor Loadings				h2*
	Benefits	Privacy -Barrier	Interaction -Barrier	Interest
1. Computers will help doctors with routine lifestyle questions	.79				.74
2. The computer is a good way to ask lifestyle questions	.79				.65
3. It would save doctors time.	.78				.65
4. Doctors will make better assessments with such computer systems	.74				.60
5. I would feel comfortable answering questions on a computer	.58				.61
6. Computers can be trusted	.54	(.41)†			.51
7. I would worry about confidentiality		.82			.69
8. I do not want certain information about me on the computer		.81			.69
9. Too many mistakes will be made with computer		.60	(.39)†		.55
10. Doctors would spend less time with patients			.81		.71
11. There will be loss of personal touch of a doctor			.69		.67
12. I would find another doctor			.63		.57
13. I would want to read patient information sheet				.80	.67
14. I would answer honestly				.74	.62

*h ² refers to communalities.

^†Item shared loading between factors above the critical value.