Table 4 Hazard ratios calculated for significant determinants of survival using Cox-proportional hazard model
Factor | DF | PE | Hazard ratio | 95% CI | P value |
|---|---|---|---|---|---|
Circumferential margin positvity | 1 | 0.79 | 2.22 | 1.26 - 3.89 | 0.005 |
Albumin level | 1 | -0.53 | 0.58 | 0.35 - 0.95 | 0.032 |
AJCC stage III/IV | 1 | 0.70 | 2.02 | 1.26 - 3.23 | 0.003 |