| Workforce | (%) |
Voluntary screening | 19 | 33.3 |
Abdominal pain | 20 | 35.1 |
Hepatomegaly | 17 | 29.8 |
IMO* | 12 | 21 |
Liver cytolysis | 12 | 21 |
Ascites | 11 | 19.3 |
Hepatic cholestasis | 2 | 3.5 |
Upper digestive hemorrhage | 4 | 7 |
Jaundice | 2 | 3.5 |