Table 4. Uni- and multivariate analyses for predicting distant metastasis.
| Variables | Univariate analysis | Multivariate | ||
|---|---|---|---|---|
| RR | 95%CI | p | p | |
| Age (Continous) | 0.948 | 0.902–0.997 | 0.039* | 0.361 |
| Sex (Male vs. Female) | 0.648 | 0.189–2.26 | 0.491 | |
| Tumor location (Colon vs. Rectum) | 0.9 | 0.261–3.107 | 0.868 | |
| Differentiation(Well vs. Moderate, poor) | 2.23E+08 | 0.000-. | 0.998 | |
| pT stage (Tis-T2 vs.T3-T4) | 2.17E+08 | 0.000-. | 0.998 | |
| N stage (Negative vs. Positive) | 6.745 | 1.432–31.77 | 0.016* | 0.164 |
| Lymphatic invasion (Negative vs. Positive) | 0.121 | 0.783–8.073 | 0.121 | |
| Venous invasion (Negative vs. Positive) | 2.375 | 0.245–23.002 | 0.455 | |
| Perineural invasion (Negative vs. Positive) | 4.757 | 1.062–21.306 | 0.041* | 0.223 |
| V/S ratio (≤1.88 vs. >1.88) | 20.46 | 4.257–98.344 | <0.001* | 0.001* |
pT stage pathologic T stage, RR relative risk, CI confidence interval, SUVmax maximum standardized uptake value,V/S ratiovisceral fat SUVmax/subcutaneous fat SUVmax ratio
*p< 0.05 is considered significant