Table 3.
Cox proportional-hazards regression for OS and DFS.
| Survival | Variables | Univariate analysis Hazard ratio (95% confidence interval) | P-value | Multivariate analysis Hazard ratio (95% confidence interval) | P-value |
|---|---|---|---|---|---|
| DFS | Response to chemotherapy: Good vs Poor | 0.140 (0.030–0.646) | 0.012 | – | – |
| OS | Surgical margin: R0 vs R1/2 | 0.512 (0.298–0.881) | 0.016 | 0.153 (0.039–0.607) | 0.024 |
| Response to chemotherapy: Good vs Poor | 0.204 (0.057–0.733) | 0.015 | – | 0.282 | |
| MD: Yes vs No | 3.045 (1.897–4.887) | < 0.001 | 11.155 (1.376–90.430) | 0.008 |
Abbreviations: DFS, disease free survival; OS, overall survival.