Table 5
Independent predictors of overall survival in Cox proportional hazards model
| Variable | Hazards ratio (95% CI) | Significance (p value) |
|---|---|---|
| CI, confidence interval. | ||
| T class | 0.0003 | |
| T1 | 1.00 | – |
| T2 | 1.25 (0.48 to 3.26) | 0.65 |
| T3 | 2.56 (0.91 to 7.17) | 0.07 |
| T4 | 4.46 (1.78 to 11.18) | 0.001 |
| Performance index (Karnofsky) | 0.45 (0.26 to 0.77) | 0.004 |
| Nuclear β catenin expression | 1.83 (1.01 to 3.31) | 0.04 |
