Table 3.
Multivariable Cox proportional of OS and DFS.
| Variables | OS (Before matching) | OS (After matching) | DFS (Before matching) | DFS (After matching) | ||||
|---|---|---|---|---|---|---|---|---|
| HR (95% CI) | P-value | HR (95% CI) | P-value | HR (95% CI) | P-value | HR (95% CI) | P-value | |
| Lidocaine infusion (yes) | 0.93 (0.82-0.98) | 0.026 | 0.86 (0.62-0.98) | 0.038 | 0.80 (0.62-0.92) | 0.019 | 0.73 (0.62-0.88) | 0.046 |
| Tumor differentiation (poor) | 1.36 (1.02-1.78) | 0.011 | 1.26 (1.22-1.73) | <0.001 | 1.76 (1.62-1.88) | 0.021 | 1.63 (1.142-1.78) | 0.035 |
| Residual disease (>1cm) | 1.28 (1.23-1.58) | <0.001 | 1.21 (1.02-1.48) | 0.029 | 1.83 (1.62-1.98) | 0.026 | 1.66 (1.22-1.53) | <0.001 |
| Postop-Chemotherapy (no) | 1.56 (1.41-1.62) | <0.001 | 1.16 (1.12-1.43) | 0.016 | 1.93 (1.32-2.28) | <0.001 | 1.76 (1.12-1.83) | <0.001 |
OS, Overall Survival; DFS, Disease free Survival.