Table 4. Comparison of Cox Proportional Hazards Models for Survival Outcomes.
Disease-Free Survival | Overall Survival | ||||
---|---|---|---|---|---|
Model | Variables Included | C-statistic | Calibration Statistic | C-statistic | Calibration Statistic |
0 | Comorbidity | 0.6745 | 13.669 | 0.695 | 10.354 |
Stage | |||||
LN status | |||||
Grade | |||||
1 | Model 0 | 0.6883 | 11.497 | 0.719 | 10.965 |
+ BMI | |||||
2 | Model 1 | 0.6951 | 12.545 | 0.723 | 4.322 |
+ Albumin | |||||
+ Creatinine | |||||
+ Lymphocyte % |