Table 3. Multivariate Cox regression analysis for patient survival.
| Indices | Overall survival |
Progression-free survival |
||||
|---|---|---|---|---|---|---|
| HR | 95% CI | P | HR | 95% CI | P | |
| Tumor sizea | 0.566 | 0.161-1.985 | 0.374 | 1.541 | 0.752-3.158 | 0.237 |
| Lymph node metastasisb | 3.657 | 1.644-8.136 | 0.001 | 2.194 | 1.438-3.348 | 0.000 |
| Clinical stagec | 0.578 | 0.096-3.490 | 0.550 | 0.965 | 0.402-2.317 | 0.936 |
| Relapsed | 4.117 | 1.873-9.049 | 0.001 | |||
| p300 expressione | 3.369 | 1.593-7.762 | 0.021 | 2.046 | 1.312-4.585 | 0.017 |
a≤3.2 cm vs >3.2 cm; bN0 vs N1 vs N2 vs N3; cStage I vs Stage II vs Stage III; dAbsent vs Present; eLow expression vs high expression; HR: Hazard ratio; CI: confidence interval.