Multivariate Cox regression model for vascular invasion, TNM stage and intratumoral T cell (ITTC) level
| Variable | Category | HR | 95% CI | p Value |
| Vascular invasion | Negative | 1 | 0.003 | |
| Positive | 1.87 | 1.25 to 2.81 | ||
| TNM stage | I and II | 1 | <0.001 | |
| III and IV | 2.9 | 1.87 to 4.5 | ||
| ITTC | Low | 1 | 0.019 | |
| High | 0.63 | 0.43 to 0.93 |