| Working experience (Years) | HBV markers n (%) | p value | ||
| HBs Ag+ | Anti-HBs Ab+ | Anti-HBc Ab+ | ||
| ≤10 | 44.44% (24/54) | 23.33% (12/54) | 23.33% (12/54) | p = 0.0211 |
| >10 | 26.32% (5/19) | 42.11% (8/19) | 47.37% (9/19) | not significant |