Table 4.

Univariate association of constructs and characteristics with intention toward using Internet appointment planning and asking questions by Internet via email or a website. All constructs and characteristics had a significant association with intention to use both services, except for gender and chronic condition.

Independent variable	Dependent variable: intention to use Internet appointment planning		Dependent variable: intention to use a service to ask questions by Internet via email or a website
	n	Odds ratio (95% CI)	n	Odds ratio (95% CI)
Perceived ease of use	264	3.28 (2.21-4.86)	252	5.46 (3.27-9.13)
Perceived usefulness	301	3.98 (2.58-6.14)	284	5.47 (3.44-8.70)
Trust	226	5.16 (3.21-8.15)	—	—
Attitude	263	8.51 (5.15-14.07)	238	5.85 (3.63-9.43)
Facilitating conditions	283	5.32 (3.51-8.08)	254	7.91 (4.53-13.82)
Social influence	150	4.80 (2.83-8.16)	119	4.34 (2.46-7.68)
Gender	392	0.90 (0.06-1.33)	400	0.92 (.62-1.37)
Age	392	0.172 (0.10-.29)	400	0.14 (.084-.24)
Level of education	380	2.53 (1.78-3.60)	387	2.24 (1.58-3.17)
Chronic condition	357	0.79 (0.49-1.26)	361	0.71 (.44-1.14)
Internet usage	381	7.98 (4.74-13.44)	389	7.97 (4.97-13.23)