Table 4.

Hierarchical regression analysis of preventive behavioral intentions predictors in health care workers

Step/variable	Parameter	β (Step 1)	β (Step 2)	β (Step 3)
demographic factors	Age	0.084	−0.085	−0.155
	Experience	−0.009	0.145	0.225
	Sex (male/female)	0.078	0.080	0.073
	Education ∗	0.113	0.091	0.080
	Workplace †	−0.017	−0.008	−0.017
Cognitional constructs	Knowledge		0.093	0.095
	Cues to action		0.188‡	0.152§
	General risk perception		0.158§	0.154§
	Individual risk perception		0.235‡	0.209‡
Past behavior	HbsAg test frequency ||			0.069
R2		0.026	0.170	0.180

HBsAg, hepatitis B surface antigen.

^∗Education was recoded into dichotomous variable (0, preuniversity education; 1, university degree).

^†Workplace was recoded into a dichotomous variable. Those with work in health sections totally recoded into one group and clinical specialists recoded in to other group.

^‡p < 0.05.

^§p < 0.1

^||0, no history of HbsAg test; 1, one HbsAg test; 2, two HbsAg tests; 3, three HbsAg tests.