Table 2.

Factors associated with protective Hepatitis B surface antibody titers (≥10 mIU/mL) at the first year occupational examination among nursing students (n = 520).

	Crude OR	95% CI	p-Value	AdjOR	95%CI	p-Value
Years since HBV vaccination	0.87	0.81–0.93	<0.01	0.96	0.89–1.03	0.25
Gender
Male	ref		0.60	ref		0.80
Female	0.90	0.62–1.31		0.95	0.64–1.40
HBV vaccination timing
vaccinated during infancy	ref		<0.001	ref		<0.001
vaccinated during adolescence	4.81	2.90–7.97		4.21	2.43–7.30