Table 3.
Multivariate Cox regression analysis of the predictive factors of DFS in patients with Stage II colorectal cancer
| Parameters | Regression coefficient | SE | HR | Z | P | 95% CI |
|---|---|---|---|---|---|---|
| TD | 0.789 | 0.370 | 2.200 | 2.133 | 0.033 | 1.066–4.542 |
| LVI | 2.074 | 0.557 | 7.953 | 3.722 | 0.000 | 2.668–23.706 |
| UPM | 3.183 | 0.754 | 24.129 | 4.220 | <0.0001 | 5.501–105.829 |
| LNs retrieved | 1.329 | 0.296 | 3.777 | 4.493 | <0.0001 | 2.115–6.743 |
SE: Standard error; HR: Hazard ratio; CI: Confidence interval; LNs: Lymph nodes; TD: Tumor differentiation; LVI: Lymphovascular invasion; UPM: Uncertain or positive margins; DFS: Disease free survival.