Table 4.
Cox regression analysis of OS
| Variables | Univariate Analysis | Multivariate Analysis | ||||
|---|---|---|---|---|---|---|
|
|
|
|||||
| HR | 95% CI | P | HR | 95% CI | P | |
| Age (years) | ||||||
| <52 | 1 | |||||
| ≥52 | 0.88 | 0.52-1.51 | 0.647 | |||
| Gender | ||||||
| Male | 1 | |||||
| Female | 0.85 | 0.46-1.56 | 0.591 | |||
| Pathology | ||||||
| Non-keratinizing | 1 | |||||
| Keratinized | 5.97 | 0.78-45.6 | 0.085 | 3.9 | 0.51-29.91 | 0.19 |
| Undifferentiated | 2.78 | 1.18-6.54 | 0.02 | 2.21 | 0.93-5.23 | 0.072 |
| Adenoid cystic | 1.59 | 0.22-11.59 | 0.649 | 0.91 | 0.12-6.69 | 0.926 |
| Clinical stage | ||||||
| III | 1 | |||||
| IVa | 4.53 | 2.36-8.7 | <0.001 | 4.33 | 2.24-8.36 | <0.001 |
| T staging | ||||||
| T1-2 | 1 | |||||
| T3-4 | 1.71 | 0.97-3.01 | 0.064 | |||
| N staging | ||||||
| N1 | 1 | |||||
| N2 | 1.51 | 0.35-6.46 | 0.576 | |||
| N3 | 3.96 | 0.94-16.6 | 0.06 | |||
| ECOG socre | ||||||
| 0 | 1 | |||||
| 1 | 0.79 | 0.43-1.45 | 0.45 | |||
| Group | ||||||
| Control | 1 | |||||
| Experimental | 0.78 | 0.46-1.34 | 0.374 | |||