| 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 |