Table 3 Multivariate Cox proportional hazard regression model for patients with regional SCCB
Category* | HR | 95% CI of HR | P value |
|---|---|---|---|
Radiation therapy vs no radiation | 0.97 | 0.55-1.71 | 0.93 |
Age group | - | - | 0.01 |
- (50–70) vs <50 years | 2.45 | 1.10-5.46 | 0.03 |
- > 70 vs <50 years | 3.24 | 1.46-7.17 | <0.01 |
Race | - | - | <0.01 |
- Black versus white - | 4.59 | 1.75-4.59 | <0.01 |
Others versus white | 0.40 | 0.05-3.10 | 0.03 |
Surgery vs no surgery | 0.72 | 0.29-1.74 | 0.47 |