TABLE 2.
Univariate and Multivariate analysis of prognostic factors for overall survival
| Variables | Total N | N of death | HR | Univariate p-value | HR | Multivariate p-value |
|---|---|---|---|---|---|---|
| 60 years old group | ||||||
| ≤60 age | 59 | 11 | 11.504 | 0.025 | 2.277 | 0.033 |
| >60 age | 57 | 19 | 26.762 | |||
| Tumor stages | ||||||
| Stage 1 | 43 | 5 | 3.813 | 0.026 | Reference | |
| Stage 2 | 10 | 5 | 4.924 | 4.319 | 0.024 | |
| Srage 3 | 22 | 5 | 4.153 | 2.032 | 0.270 | |
| Stage 4 | 41 | 15 | 5.494 | 2.929 | 0.046 | |
| Tumor subsite | ||||||
| Glottic | 83 | 19 | 3.934 | 0.029 | Reference | |
| Supraglottic | 20 | 5 | 6.013 | 1.240 | 0.686 | |
| Subglottic | 13 | 13 | 6.231 | 2.370 | 0.081 | |
HR: Hazard ratio; Cl: Confidence interval; SD: Standard deviation