Table 1 Summary of patient demographics and clinicopathological characteristics
Clinicopathological characteristics | Patients N = 121 (%) |
|---|---|
Age (years) | |
≤ 60 | 57 (47.1) |
> 60 | 64 (52.9) |
Gender | |
Male | 91 (75.2) |
Female | 30 (24.8) |
Tumor location | |
Lower third | 85 (70.2) |
Middle third | 23 (19.0) |
Upper third | 13 (10.8) |
Tumor size (cm)a | |
≤ 5 | 94 (77.7) |
> 5 | 27 (22.3) |
Histologic differentiation | |
Moderate | 38 (31.4) |
Poor | 83 (68.6) |
Vascular/lymphatic invasion | |
Absent | 37 (30.6) |
Present | 84 (69.4) |
T stage | |
T1 | 7 (5.8) |
T2 | 29 (24.0) |
T3 | 84 (69.4) |
T4 | 1 (0.8) |
N stage | |
N0 | 35 (29.0) |
N1 | 45 (37.1) |
N2 | 29 (24.0) |
N3 | 12 (9.9) |
TNM stageb | |
I | 19 (15.7) |
II | 27 (22.4) |
III | 62 (51.2) |
IV | 13 (10.7) |