Table 3.
Multivariate Analysis of pN0/PNI+ v pN0/PNI− for Overall Survival, Disesae-specific survival, local regional control and disease free interval.
| Variable | Standard Error | Wald chi-squared | p-Value | Hazard Ratio | beta-coefficient | 95% Hazard Ratio Confidence Interval | ||
|---|---|---|---|---|---|---|---|---|
| Overall Survival | Perineural Invasion | 0.40 | 2.84 | 0.092 | 1.97 | 0.34 | 0.84 | 4.35 |
| Disease Specific Survival | Perineural Invasion | 0.54 | 3.30 | 0.069 | 2.69 | 0.34 | 0.925 | 7.80 |
| Tumor Grade (Poor vs. Well) | 0.92000 | 4.620 | 0.032 | 7.225 | 1.23 | 1.191 | 43.848 | |
| Disease Free Interval | Perineural Invasion | 0.49 | 6.26 | 0.012 | 3.37 | 0.53 | 1.30 | 8.72 |
| Radiation | <0.001 | 2.56 | 0.11 | 1.00 | 0.0 | 1.00 | 1.002 | |
| Local-Regional Control | Perineural Invasion | 0.53 | 9.65 | 0.002 | 5.18 | 0.66 | 1.83 | 14.6 |
| Perivascular Invasion | 0.64 | 4.36 | 0.037 | 3.83 | 0.79 | 1.09 | 13.5 | |
| Radiation | 0.001 | 4.14 | 0.042 | 1.001 | 0.0 | 1.00 | 1.002 | |