Research Article

Decrease in Anti-HBs Antibodies over Time in Medical Students and Healthcare Workers after Hepatitis B Vaccination

Table 1

Gender, age, and BMI of the study subjects.

GenderAge range in years18–2425–3435–44>45Total

MaleNumber of subjects38781307136
Age (years)Mean ± SD
Median (IQR)22.0 (2.0)27.0 (2.2)38.0 (3.5)52.0 (14.0)27.0 (5.0)
BMIMean ± SD
Median (IQR)24.4 (3.4)23.7 (3.7)25.4 (7.1)26.5 (7.4)23.9 (4.3)

FemaleNumber of subjects130600905204
Age (years)Mean ± SD
Median (IQR)21.0 (3.0)27.0 (3.0)39.0 (5.0)49.0 (10.5)23.0 (5.0)
BMIMean ± SD
Median (IQR)21.0 (4.2)22.3 (5.1)24.4 (5.6)26.6 (4.2)21.5 (4.7)

Total (%)168 (49.4)138 (40.5)22 (6.4)12 (3.5)340