Variable | Hazard ratio | 95% confidence interval | P-value |
---|---|---|---|
Tumor type | |||
Type E (AD) (n = 6) | 1.0 | ||
Type E (SQ) (n = 12) | 0.224 | 0.062 – 0.911 | 0.038* |
Type Ge (n = 27) | 0.162 | 0.048 – 0.643 | 0.012* |
Type G (n = 47) | 0.219 | 0.069 – 0.839 | 0.029* |
Lymphatic invasion | |||
L0 (n = 32) | 1.0 | ||
L1 (n = 60) | 4.575 | 0.940 – 25.80 | 0.060 |
Venous invasion | |||
V0 (n = 32) | 1.0 | ||
V1–2 (n = 60) | 0.966 | 0.196 – 5.170 | 0.967 |
Depth of tumor invasion | |||
pT1–2 (n = 44) | 1.0 | ||
pT3–4 (n = 48) | 2.937 | 1.168 – 8.698 | 0.021* |
Lymph node metastasis | |||
pN0 (n = 47) | 1.0 | ||
pN1–3 (n = 45) | 1.460 | 0.463 – 5.607 | 0.537 |
Distant metastasis | |||
M0 (n = 72) | 1.0 | ||
M1 (n = 20) | 1.097 | 0.428 – 2.794 | 0.846 |