Table 3.
Characteristics of vaccinated Health Care Students attending the Medical and Pharmaceutical School of the University of Genoa, Italy, stratified by anti-HBs titer.
| HBs titer <10 mIU/mL | HBs titer 10–100 mIU/mL | HBs titer >100 mIU/mL | p-value | |
|---|---|---|---|---|
| No of subjects | 210 | 254 | 253 | |
| Age (mean, SD) | 24.4 (5.3) | 24.5 (4.1) | 25.6 (4.3) | < 0.001 |
| Gender, Female | 140 (66.7) | 173 (68.1) | 168 (66.4) | 0.9 |
| Years since vaccination (mean, SD) | 22.1(2.9) | 21.8 (3.2) | 20.3 (4.7) | 0.02 |
| Attending medical school | 49 (23.3) | 58 (22.8) | 82 (32.4) | 0.02 |
| Vaccinated in infancy | 177 (84.3) | 201(79.1) | 157(62.1) | < 0.001 |
| Vaccinated in adolescence | 33 (15.7) | 53 (20.9) | 96 (37.9) |