Analysis of maximum likelihood estimates | |||||||
Parameter | Parameter estimate | Standard error | χ2 | p | Hazard ratio | 95% CI | |
Complications | 1.99954 | 0.76711 | 6.7944 | 0.0091 | 7.386 | 1.642 - 33.219 | |
Trasfusions | No | 1.01648 | 0.63223 | 2.5849 | 0.1079 | 2.763 | 0.8 - 9.54 |
BMI | Normal weight | 0.9845 | 0.59492 | 2.7386 | 0.098 | 2.676 | 0.834 - 8.588 |
Underweight | 2.12851 | 1.04308 | 4.164 | 0.0413 | 8.402 | 1.088 - 64.904 | |
Extent of resection | Extended | −0.3498 | 0.60408 | 0.3353 | 0.5625 | 0.705 | 0.216 - 2.304 |
Subtotal | −1.17814 | 0.5833 | 4.0796 | 0.0434 | 0.308 | 0.098 - 0.966 | |
Lymph node ratio | >0, <0.2 | 0.77875 | 1.21566 | 0.4104 | 0.5218 | 2.179 | 0.201 - 23.607 |
≥0.2 | 2.66581 | 1.08474 | 6.0395 | 0.014 | 14.38 | 1.716 - 120.534 |