Table 2.
Univariate and multivariate Cox regression analyses of overall survival in patients with CRC.
| Overall Survival (OS) | ||||||
|---|---|---|---|---|---|---|
| Univariate Analysis | Multivariate Analysis | |||||
| Relative Risk | 95% CI | p-Value | Relative Risk | 95% CI | p-Value | |
| Sex | 0.958 | 0.591–1.552 | 0.860 | |||
| Age | 1.531 | 0.804–2.917 | 0.195 | |||
| Tumor size | 0.984 | 0.605–1.599 | 0.948 | |||
| T stage | 0.543 | 0.313–0.941 | 0.029 | 1.178 | 0.622–2.232 | 0.615 |
| N stage | 0.323 | 0.200–0.521 | <0.001 | 0.888 | 0.313–2.520 | 0.823 |
| M stage | 0.100 | 0.059–0.170 | <0.001 | 0.170 | 0.085–0.339 | <0.001 |
| Pathologic stage | 0.215 | 0.128–0.361 | <0.001 | 0.478 | 0.155–1.476 | 0.199 |
| Recurrence | 0.567 | 0.355–0.907 | 0.018 | 0.764 | 0.458–1.275 | 0.304 |
| SAE-1 | 0.340 | 0.205–0.562 | <0.001 | 0.383 | 0.223–0.655 | <0.001 |
| Vascular invasion | 0.611 | 0.207–0.554 | <0.001 | 0.937 | 0.314–2.799 | 0.908 |
| Perineural invasion | 0.042 | 0.336–0.947 | 0.03 | 1.110 | 0.618–1.992 | 0.728 |
CI, confidence interval.