Table 7.
Multivariate Cox proportional hazard model for 66 oropharyngeal cancer patients
| HR | 95% CI | p valuea | |
|---|---|---|---|
| 5-year overall survival | |||
| Gender | |||
| Female | 1.000 | ||
| Male | 4.920 | 1.153–20.996 | 0.031 |
| N stage | |||
| 0 + 1 | 1.000 | ||
| 2 + 3 | 3.564 | 1.439–8.826 | 0.006 |
| HPV16 active infection | |||
| Present | 1.000 | ||
| Absent | 2.861 | 1.094–7.487 | 0.032 |
| 5-year disease free survival | |||
| N stage | |||
| 0 + 1 | 1.000 | ||
| 2 + 3 | 3.684 | 1.061–12.792 | 0.040 |
| HPV active infection (all types) | |||
| Present | 1.000 | ||
| Absent | 6.647 | 1.524–28.986 | 0.012 |
HR hazard ratio, CI confidence interval
ap values were examined by the Cox proportional hazard model for multivariate survival analysis