Table 4. Factors influencing the relapse estimated by univariate and multivariate logistic regression analyses.
| Univariate regression | Multivariate regression | |||
|---|---|---|---|---|
| Odds ratio (95% CI) | P | Odds ratio (95% CI) | P | |
| Maximum tumor size≧5cm | 0.929 (0.456, 1.893) | 0.840 | - | - |
| Location (rectum/colon) | 2.169 (1.134, 4.149) | 0.019 | 1.566 (0.564, 4.348) | 0.389 |
| Depth of tumor invasion | 1.371 (0.708, 2.657) | 0.349 | - | - |
| T (1+2/3+4) | ||||
| Lymph node metastasis | 1.313 (0.703, 2.454) | 0.393 | - | - |
| N (0/1+2) | ||||
| Histology (WD+MD/PD) | 1.785 (0.465, 6.851) | 0.398 | - | - |
| TNM stage (I+II/III) | 1.313 (0.703, 2.454) | 0.393 | - | - |
| Vascular invasion | 1.606 (0.841, 3.068) | 0.152 | - | - |
| Perineural invasion | 2.278 (1.152, 4.502) | 0.018 | 2.181 (0.716, 6.644) | 0.170 |
| Abnormal preoperative CEA level | 2.922 (1.556, 5.488) | 0.001 | 2.538 (0.885, 7.277) | 0.083 |
| Abnormal postoperative CEA level | 7.559 (3.880, 14.724) | <0.001 | 4.136 (1.455, 11.755) | 0.008 |
| Positive biomarker chip | 80.500 (30.523, 212.309) | <0.001 | 66.878 (23.229, 192.548) | <0.001 |
95% CI: 95% confidence interval