Table 1.
Patient and tumor characteristics
| Characteristic | No. of patients (%) |
|---|---|
| Age (yr) | 64 (38-80)a) |
| Gender | |
| Male | 31 (50.0) |
| Female | 31 (50.0) |
| Performance (ECOG) | |
| 0, 1 | 58 (93.5) |
| 2 | 4 (6.5) |
| Splenic artery invasion | |
| Yes | 36 (58.1) |
| No | 26 (41.9) |
| Splenic vein invasion | |
| Yes | 43 (69.4) |
| No | 19 (30.6) |
| Pathologic T stage | |
| T1-2 | 2 (3.2) |
| T3 | 57 (91.9) |
| T4 | 3 (4.8) |
| Pathologic N stage | |
| N0 | 29 (46.8) |
| N1 | 33 (53.2) |
| Resection margin involvement | |
| Yes | 11 (17.7) |
| No | 51 (82.3) |
| Angiolymphatic invasion | |
| Yes | 18 (29.0) |
| No | 44 (71.0) |
| Venous invasion | |
| Yes | 16 (25.8) |
| No | 46 (74.2) |
| Perineural invasion | |
| Yes | 48 (77.4) |
| No | 12 (19.4) |
| Unknown | 2 (3.2) |
a)
Values are presented as median (range). ECOG, Eastern Cooperative Oncology Group.