| Age (years) | M ± SD | 67.1 ± 9.1 |
| Tumor | Rank | N (%) |
| T1 | 1 | 4 (6.3) |
| T2 | 2 | 14 (22.2) |
| T3 | 3 | 29 (46.0) |
| T3b | 4 | 3 (4.8) |
| T3d | 5 | 1 (1.6) |
| T4 | 6 | 6 (9.5) |
| T4a | 7 | 4 (6.3) |
| T4b | 8 | 2 (3.2) |
| Lymph node |
| N (%) |
| N0 | 1 | 19 (30.2) |
| N1 | 2 | 3 (4.8) |
| N1a | 3 | 5 (7.9) |
| N1b | 4 | 8 (12.7) |
| N1c | 5 | 6 (9.5) |
| N2 | 6 | 6 (9.5) |
| N2a | 7 | 7 (11.1) |
| N2b | 8 | 9 (14.3) |
| Metastasis |
| N (%) |
| M0 | 1 | 7 (11.1) |
| M1 | 2 | 24 (38.1) |
| M1a | 3 | 1 (1.6) |
| M1b | 4 | 3 (4.8) |
| M2 | 5 | 21 (33,3) |
| M3 | 6 | 7 (11.1) |
| Grading |
| N (%) |
| 1 | 1 | 5 (7.9) |
| 2 | 2 | 47 (74.6) |
| 3 | 3 | 11 (17.5) |