Table 3.
Cox multivariate analysis
| Variables | Risk ratio (95 % confidence interval) | P |
|---|---|---|
| Age (≥65 years) | 1.364 (0.869–2.142) | 0.177 |
| Gender (female) | 1.076 (0.690–1.678) | 0.748 |
| Location (rectum or left colon) | 1.072 (0.688–1.672) | 0.758 |
| Primary tumor (pT3 or pT4) | 1.484 (1.109–1.986) | 0.008 |
| Regional lymph node metastasis (pN1 or pN2) | 1.866 (1.400–2.487) | <0.001 |
| Distant metastasis (pM1) | 2.516 (1.791–3.535) | <0.001 |
| L stage (L1) | 0.985 (0.703–1.380) | 0.930 |
| V stage (V1) | 1.422 (0.902–2.241) | 0.129 |
| Tumor grade (G2 or G3) | 0.795 (0.564–1.121) | 0.190 |
| UICC (III or IV) | 0.675 (0.463–0.985) | 0.042 |
| Msp58 (++ or +++) | 5.419 (3.795–7.739) | <0.001 |
| Local recurrence (yes) | 0.644 (0.466–0.889) | 0.007 |