Table 1.
Patient characteristics.
| Variables | All Patients (%) |
|---|---|
| Total, n | 266 |
| Age median | 72 |
| Sex | |
| Male | 176/266 (66.2) |
| Female | 90/266 (33.8) |
| Tumor stage | |
| T1–2 | 88/266 (33.1) |
| T3–4 | 172/266 (66.9) |
| Node stage | |
| N0 | 140/259 (54.1) |
| N1–2 | 119/259 (55.9) |
| Metastasis stage | |
| M0 | 223/240 (92.9) |
| M1 | 17/240 (7.1) |
| Histological Grade | |
| 1–2 | 246/266 (92.5) |
| 3 | 20/266 (7.5) |
| Vascular invasion | |
| Absent | 201/263 (76.4) |
| Present | 62/263 (23.6) |
| Perineural invasion | |
| Absent | 220/263 (83.7) |
| Present | 43/263 (16.3) |
| Radiotherapy | |
| Total | 77/246 (31.3) |
| Neoadjuvant | 55/77 (71.4) |
| Adjuvant | 22/77 (28.6) |