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HBV infection transmission risk factors
| Risk factors (n = 176) | n (%) |
| Blood transfusion | 47 (26.7) |
| Surgery | 117 (66.5) |
| Dialysis | 0 |
| Endovenous drug use | 8 (4.5) |
| Tatoo | 4 (2.3) |
| Acupuntura | 7 (4.0) |
| “Piercings” | 1 (0.6) |
| SPL | 3 (1.7) |
| Digestive endoscopes | 175 (99.4) |
