Table 1.
Baseline characteristics of students who did not receive a booster although their last HBV vaccination was more than 3 months before.
| Titre ≤ 10 IU/L (n = 16) |
Titre > 10 IU/L (n = 64) |
Sign. | |
|---|---|---|---|
| Age, years (SD) | 18.5 (1.2) | 18.4 (0.8) | 0.960 b |
| Female (%) | 12 (75) | 47 (73) | 0.899 a |
| Months since last HBV vaccination (SD) | 122 (64) | 79 (60) | 0.018 b |
| Vaccination scheme | |||
| Ambirix® (%) | 8 (50) | 37 (58) | 0.067 a |
| Twinrix® (%) | 1 (6) | 8 (13) | |
| Engerix® (%) | 5 (31) | 7 (11) | |
| Unknown (%) | 2 (13) | 12 (19) |
a Chi-square, b Mann–Whitney U test. SD: standard deviation.