Table 2.

Correlation between gender and anti-HBs titer with the remaining variables (n = 26).

Variable		Gender		p
		Male	Female
Age (years) *		44.73 ± 9.06	47.13 ± 7.43	0.464
No. of doses **		2.18 ± 1.08	2.00 ± 1.31	0.646
anti-HBs ** (mIU/mL)		435.04 ± 324.45	244.31 ± 272.64	0.164
Immunity ***	Yes	11	13	0.207
	No	0	2
Variable		N. Doses		p
anti-HBs **** (mIU/mL)		−0.347		0.083

Bivariate analysis of the relationship between immunity with the other variables using Student’s t-distribution *, Mann–Whitney U test **, chi-squared test (χ²) *** and Rho-Spearman ****.