Clinical characteristics of HCC study population
| Parameter | Category | n (% of Total) |
|---|---|---|
| Age at surgery | <60 years | 3 (13.0) |
| ≥60 years | 20 (87.0) | |
| Sex | Female | 5 (21.7) |
| Male | 18 (78.3) | |
| Etiology | HCV | 20 (87.0) |
| HBV | 1 (4.3) | |
| Alcohol | 1 (4.3) | |
| Unknown | 1 (4.3) | |
| Tumor stage | pT1 | 9 (39.1) |
| pT2 | 8 (34.8) | |
| pT3 | 6 (26.1) | |
| pT4 | 0 | |
| Histologic grade | G1 | 15 (65.2) |
| G2 | 8 (34.8) | |
| G3 | 0 | |
| Tumor size | <20 mm | 6 (26.1) |
| ≥20 mm | 17 (73.9) | |
| Chemotherapy after surgery | No | 16 (69.6) |
| Yes | 7 (30.4) |
HBV, hepatitis B virus; HCV, hepatitis C virus.