Table 2.
Cox proportional hazards model analysis of prognostic factors
| B | SE | Wald | Sig. | Exp (B) | 95.0% CI | ||
|---|---|---|---|---|---|---|---|
|
| |||||||
| Lower | Upper | ||||||
| Tumor invasion (T1-3 vs. T4) | -2.457 | 0.784 | 9.827 | 0.002 | 0.086 | 0.018 | 0.398 |
| Differentiation (High/moderate vs. poor) | -0.379 | 0.359 | 1.112 | 0.292 | 0.684 | 0.338 | 1.385 |
| Surgical methods (R0 vs. R1-2) | -0.540 | 0.577 | 0.877 | 0.349 | 0.583 | 0.188 | 1.805 |
| TNM (I/II vs. III/IV) | 0.348 | 0.333 | 1.093 | 0.296 | 1.416 | 0.738 | 2.718 |
| Prdx1 (positive vs. negative) | -0.955 | 0.433 | 4.873 | 0.027 | 0.385 | 0.165 | 0.898 |
| Nodal metastasis (Yes vs. No) | 0.353 | 0.196 | 3.230 | 0.072 | 1.423 | 0.969 | 2.092 |