Table 3.
Cox hazard regression.
| Sig. | HR | 95.0% CI | |
|---|---|---|---|
| Univariate analysis | |||
| Gender | 0.292 | 1.166 | 0.877-1.551 |
| Age | 0.026* | 1.013 | 1.002-1.025 |
| Differentiation | 0.12 | 0.753 | 0.526-1.077 |
| Histological type | 0.566 | 0.96 | 0.837-1.103 |
| Tumor location | 0.132 | 0.874 | 0.733-1.042 |
| TNM Stage | <0.001** | 3.144 | 2.474-3.996 |
| PrP expression | <0.001** | 0.61 | 0.462-0.805 |
| Multivariate analysis | |||
| Age | 0.123 | 1.009 | 0.998-1.021 |
| TNM Stage | <0.001** | 3.095 | 2.429-3.944 |
| PrP expression | 0.008** | 0.687 | 0.520-0.907 |
*, P < 0.05; **, P < 0.01. PrP negative expression is an independent risk factor for poor survival.