TABLE 2.
Multivariable Cox Proportional Hazards Analysis of Factors Associated With RFS and OS (N = 202)
| RFS |
OS |
|||
|---|---|---|---|---|
| Variable | HR (95% Cl) | P | HR (95% Cl) | P |
|
| ||||
| Pathologic stage groups | ||||
|
| ||||
| ≤pT2 | - | - | ||
|
| ||||
| pT3 | 1.77 (1.03 to 3.04) | .038 | 1.52 (0.83 to 2.80) | .2 |
|
| ||||
| pT4 | 3.02 (1.53 to 5.97) | .002 | 1.85 (0.84 to 4.08) | .13 |
|
| ||||
| Lymphovascular invasion | 2.15 (1.37 to 3.39) | <.001 | 2.33 (1.38 to 3.93) | .002 |
|
| ||||
| Soft tissue surgical margins | ||||
|
| ||||
| Negative | - | - | ||
|
| ||||
| Positive | 1.35 (0.68 to 2.68) | .4 | 1.45 (0.66 to 3.19) | .4 |
|
| ||||
| Lymph node involvement | 1.87 (1.20 to 2.90) | .005 | 1.79 (1.10 to 2.91) | .02 |
NOTE. Bold values are statistically significant.
Abbreviations: HR, hazard ratio; OS, overall survival; RFS, recurrence-free survival.