Anti-HBs titer (Mean ± SD)

t

P value

Age ≤ 22 (n = 84)

9012 ± 705.7

0.04

0.97

Age > 22 (n = 66)

8971 ± 775.4

Male (n = 59)

8884 ± 860.0

0.17

0.87

Female (n = 91)

9066 ± 655.5

Urban residence (n = 105)

9071 ± 623.0

0.22

0.82

Rural residence (n = 45)

8816 ± 956.6

Underweight (n = 3)

5815 ± 2923

−0.83

0.41

Overweight (n = 54)

9628 ± 980.9

0.74

0.46

Obese (n = 14)

8478 ± 1338

−0.17

0.86