Table 5:
Univariate Cox Regression Analysis for Overall Survival Over Hispanic Population
| Variable | Hazard Ratio | 95% CI (Lower) | 95% CI (Upper) | p-value |
|---|---|---|---|---|
| Age at Diagnosis | ||||
| <50 | 1 | Reference | ||
| ≥50 | 1.922 | 0.968 | 3.817 | 0.062 |
| Gender | ||||
| Male | 1 | Reference | ||
| Female | 1.351 | 0.801 | 2.278 | 0.260 |
| Marital Status | ||||
| Married | 1 | Reference | ||
| Unmarried | 1.407 | 0.836 | 2.370 | 0.199 |
| KPS | ||||
| ≥70 | 1 | Reference | ||
| <70 | 2.236 | 1.208 | 4.140 | 0.010 |
| Extent of Surgical Resection | ||||
| Gross Total Resection | 1 | Reference | ||
| Subtotal Resection | 3.856 | 1.623 | 9.164 | 0.002 |
| Biopsy | 5.284 | 2.341 | 11.926 | <0.001 |
| RPA Class | ||||
| III | 1 | Reference | ||
| IV | 6.029 | 0.806 | 45.079 | 0.080 |
| V/VI | 16.981 | 2.192 | 131.559 | 0.007 |
| RT Technique | ||||
| IMRT | 1 | Reference | ||
| 3D CRT | 1.563 | 0.877 | 2.784 | 0130 |
| 2D | 3.026 | 1.411 | 6.487 | 0.004 |
| RT Total Dose | ||||
| <36 Gy | 9.128 | 3.612 | 23.067 | <0.001 |
| 36–54 Gy | 0.704 | 0.251 | 1.975 | 0.505 |
| >54 Gy | 1 | Reference | ||
| Laterality | ||||
| Unilateral | 1 | Reference | ||
| Bilateral | 0760 | 0.370 | 1.562 | 0.455 |
| Multicentricity | ||||
| No | 1 | Reference | ||
| Yes | 1.581 | 0.705 | 3.543 | 0.266 |