Characteristics | Number of patients (%) |
---|---|
Gender | |
Male | 279 (78.2) |
Female | 78 (21.8) |
Age (years) | |
≤ 65 | 276 (77.3) |
> 65 | 81 (22.7) |
Vascular invasion | |
Yes | 312 (87.4) |
No | 45 (12.6) |
Tumor cell differentiation | |
G1 | 54 (15.1) |
G2 | 258 (72.3) |
G3 | 45 (12.6) |
Tumor location | |
Upper third | 60 (16.8) |
Middle third | 260 (72.8) |
Lower third | 37 (10.4) |
T stage | |
T1 | 40 (11.2) |
T2 | 71 (19.9) |
T3 | 209 (58.5) |
T4 | 37 (10.4) |
N stage | |
N0 | 155 (43.4) |
N1–3 | 202 (56.6) |
Pathological stage | |
I | 29 (8.1) |
II | 123 (34.5) |
III | 149 (41.7) |
IVa | 56 (15.7) |
Adjuvant therapy | |
Yes | 214 (60) |
No | 143 (40) |