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Characteristics of patients
| Number of patients (%) | ||
|---|---|---|
| Number of patients | 252 | |
| Median age (years) | 61 (range 53 to 80) | |
| Clinical stage | ||
| ≤ cT1 | 88 | (35) |
| cT2 | 152 | (60) |
| cT3 | 12 | (5) |
| Pathologic T-stage | ||
| T0 | 26 | (10) |
| Tis | 23 | (9) |
| Ta | 17 | (7) |
| T1 | 31 | (12) |
| T2 | 81 | (33) |
| T3 | 46 | (18) |
| T4a | 28 | (11) |
| Pathologic N-stage | ||
| N0 | 210 | (83) |
| N1 | 32 | (13) |
| N2 | 10 | (4) |
| Lymphovascular invasion | 54 | (21) |
| Preoperative chemotherapy | 49 | (19) |
