Table 2. Relationship between lymph node metastasis and clinicopathologic features of ESCC.
| Variables | Univariate |
Multivariate |
||||
|---|---|---|---|---|---|---|
| χ2 | P | HR | 95% CI | P | ||
| Gender | 0.337 | 0.562 | – | – | – | |
| Age | 0.178 | 0.673 | – | – | – | |
| Location | 0.065 | 0.968 | – | – | – | |
| Length | 0.840 | 0.359 | – | – | – | |
| pT | 7.051 | 0.008 | 1.994 | 0.987–4.027 | 0.054 | |
| Differentiation | 0.330 | 0.565 | – | – | – | |
| TNM stage | 12.701 | <0.001 | 2.067 | 1.129–3.785 | 0.019 | |
| pN | 8.959 | 0.003 | 1.893 | 1.060–3.381 | 0.031 | |
| Residual tumor | 10.035 | 0.002 | 3.042 | 1.146–8.079 | 0.026 | |
Note: pT, pathological T stage; pN, pathological N stage.