Table 1 Data collection of patient and tumor characteristics
Patient | Â | Â |
|---|---|---|
| Â | No. of patients | 82 |
|  | Age (yrs) | 63.1 (39–83) |
| Â | Sex (male / female) | 62 / 20 |
|  | follow-up times (months) | 46 (3–112) |
Tumor | Â | Â |
| Â | Histological grading (G1 /G 2 / G3 / G4) | 17 / 41 / 24 / 0 |
| Â | pT stage (T1 / T2 / T3 / T4) | 34 / 16 / 30 / 2 |
| Â | Microscopic vascular invasion (v0 / v1) | 49 / 33 |
| Â | Metastasis (M0 / M1) | 60 / 22 |