Table 1.
Clinicopathologic characteristics of patients
| Characteristics | No. of patients (%) |
|---|---|
| Sex | |
| Male | 200 (82.3) |
| Female | 43 (17.7) |
| Median age: years (range) | 63 (35–82) |
| Viral infection | |
| HBV | 90 (37.0) |
| HCV | 92 (37.9) |
| HBV + HCV | 8 (3.3) |
| NBNC | 53 (21.8) |
| Child-Pugh class | |
| A | 237 (97.5) |
| B | 6 (2.5) |
| Albumin (g/dl) | |
| < 4 | 96 (39.5) |
| ≥ 4 | 147 (60.5) |
| AFP (ng/ml) | |
| ≤ 10 | 127 (52.3) |
| > 10 | 114 (46.9) |
| PIVKAII (mAU/ml) | |
| ≤ 40 | 101 (43.2) |
| > 40 | 136 (56.0) |
| Differentiation | |
| Well | 40 (16.5) |
| Moderate | 156 (64.2) |
| Poor | 47 (19.3) |
| Tumor number | |
| One | 187 (77.0) |
| Multiple | 56 (23.0) |
| Tumor size (cm) | |
| ≤ 2 | 36 (14.8) |
| > 2 to ≤5 | 129 (53.1) |
| > 5 to ≤10 | 59 (24.3) |
| > 10 | 19 (7.8) |
| Vascular invasion | |
| Positive | 39 (16.1) |
| Negative | 204 (83.9) |
| Lymph node metastasis | |
| Positive | 0 (0.0) |
| Negative | 243 (100.0) |
| pStagea | |
| I | 24 (9.9) |
| II | 136 (56.0) |
| III | 83 (34.2) |
| IVA | 0 (0.0) |
| IVB | 0 (0.0) |
| Non-cancerous liver | |
| No cirrhosis | 157 (64.6) |
| Cirrhosis | 86 (35.4) |
| Wnt5a | |
| Positive | 63 (25.9) |
| Negative | 180 (74.1) |
| ROR2 | |
| Positive | 147 (60.5) |
| Negative | 96 (39.5) |
HBV hepatitis B virus, HCV hepatitis C virus, NBNC non-hepatitis B virus and non-hepatitis C virus, AFP α-fetoprotein, PIVKAII protein induced by vitamin K absence or antagonist II. Some categories did not include 243 patients because of incomplete data.
aLiver Cancer Study Group of Japan, 6th edition