Table 3.
Multivariate analysis of independent prognostic factors of NPC.
| Factors | Hazard ratio | P value |
|---|---|---|
| Grade | 1.73 | 0.077 |
| Lymph node metastasis | 2.43 | 0.035 |
| Clinical stage | 4.32 | 0.001 |
| Serum miR-663 levels | 2.68 | 0.025 |
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