Table 3.
Multivariate Cox regression for overall survival in patients with R0 resected T4 UICC II colorectal cancer. Patients over 80 years of age were excluded
| Variable | Value | p value | Hazard Ratio | lower 95 % CI | upper 95 % C |
|---|---|---|---|---|---|
| Chemotherapy | −CTX | 1.00 | |||
| +CTX | 0.005 | .041 | 0.22 | 0.76 | |
| Age at diagnosis (continuous) | 0.086 | 1.03 | 0.99 | 1.06 | |
| Sex | Male | 1.00 | |||
| Female | 0.275 | 0.75 | 0.44 | 1.26 | |
| Grading | G2 | 1.00 | |||
| G3 | <0.001 | 2.64 | 1.50 | 4.64 | |
| Lymphnodes examined | 1–11 | 1.00 | |||
| 12–23 | 0.003 | 0.31 | 0.15 | 0.68 | |
| 24+ | 0.003 | 0.26 | 0.11 | 0.64 | |
| Unknown | 0.503 | 0.62 | 0.16 | 2.50 | |
| Lymph vessel invasion | LO | 1.00 | |||
| L1 | 0.573 | 1.22 | 0.62 | 2.39 | |
| LX | 0.114 | 0.41 | 0.41 | 1.24 | |
| Vein invasion | VO | 1.00 | |||
| V1 | 0.714 | 0.86 | 0.37 | 1.97 | |
| VX | 0.054 | 2.10 | 0.99 | 4.48 |