Table 3.
Univariate analysis of prognostic factors.
| Characteristic | OS | PFS | DMFS | |||
|---|---|---|---|---|---|---|
| P value | HR(95%CI) | P value | HR(95%CI) | P value | HR(95%CI) | |
| Age (≤48/>48) | 0.013 | 2.173 (1.174–4.019) |
0.070 | 1.600 (0.963–2.659) |
0.502 | 1.244 (0.658–2.352) |
| Gender (Male/Female) | 0.090 | 0.497 (0.221–1.115) |
0.148 | 0.627 (0.333–1.179) |
0.142 | 0.520 (0.217–1.245) |
| KPS (70 and 80/90) | 0.155 | 0.643 (0.350–1.182) |
0.494 | 0.839 (0.506–1.389) |
0.617 | 0.850 (0.449–1.607) |
| T stage (T1–3/T4) | 0.000 | 3.501(1.828–6.708) | 0.001 | 2.821(1.568–5.074) | 0.001 | 3.286 (1.626–6.641) |
| Neck Lymph Node Size (≤6/>6) |
0.245 | 0.697 (0.380–1.281) |
0.560 | 0.860 (0.517–1.429) |
0.342 | 0.729 (0.380–1.398) |
| Neck Lymph Node Necrosis (without/with) | 0.053 | 1.835 (0.993–3.392) |
0.024 | 1.817 (1.082–3.051) |
0.077 | 1.812 (0.937–3.504) |
| Neck Lymph Node Side (Contralateral and Bilateral /Ipsilateral) | 0.748 | 0.906 (0.498–1.649) |
0.413 | 0.807 (0.482–1.349) |
0.649 | 1.159 (0.613–2.192) |