Variable | Number | Survival,% | P value | |
---|---|---|---|---|
3 years | 5 years | |||
Gender | 0.23 | |||
Male | 174 | 82.4 | 70.2 | |
Female | 27 | 92.6 | 77.8 | |
Age, years | 0.94 | |||
≥ 65 | 45 | 77.2 | 74.2 | |
< 65 | 156 | 85 | 67.6 | |
Surgical procedure | 0.74 | |||
Ivor-Lewis | 168 | 83.6 | 73.5 | |
Tri-incisional | 25 | 83.8 | 65.5 | |
Other | 8 | 87.5 | 46.7 | |
Tumor grade | 0.05 | |||
T1 | 91 | 88.8 | 76.2 | |
T2 | 110 | 79.8 | 67.4 | |
Tumor length, mm | 0.01 | |||
> 30 | 86 | 89.5 | 78.9 | |
≤ 30 | 115 | 76.4 | 61.6 | |
Histologic grade | ||||
Well or moderately differentiated | 158 | 86.3 | 74.3 | 0.04 |
Poorly differentiated | 43 | 74.4 | 60.9 | |
Tumor location | 0.68 | |||
Upper third | 12 | 83.3 | 55.6 | |
Middle third | 102 | 86 | 74.3 | |
Lower third | 87 | 81.4 | 70.1 | |
Lymph-node size, mm | 0.33 | |||
≥ 180 | 172 | 84.6 | 72.9 | |
< 180 | 29 | 79.2 | 62.3 |