Table 2 Multivariate analysis of prognostic factors affecting locoregional control in patients with nasopharyngeal carcinoma
Prognostic factor | Hazard ratio | 95% CI | p-value |
|---|---|---|---|
Age groups (years) | |||
Below 40 | 1.1 | 0.8-1.4 | 0.07 |
Above 40 | 1.0 | - | 0.9 |
Gender | |||
Male | 1.0 | - | 0.9 |
Female | 1.0 | - | |
T stage | |||
T1 and T2 | 1.8 | 1.3-2.2 | 0.04 |
T3 and T4 | 4.2 | 3.8-4.6 | 0.0001 |
N stage | |||
N0 and N1 | 0.8 | 0.6-1.0 | 0.04 |
N2 and N3 | 3.8 | 3.4-4.2 | 0.001 |
EBV status | |||
Positive | 0.7 | 0.8-1.4 | 0.002 |
Negative | 1.8 | 1.3-2.2 | 0.04 |