Table 3.
Multivariable associations of multimodal image parameters predicting IVC wall invasion.
| Features | Univariate analysis OR (95% CI) |
Multivariable analysis OR (95% CI) |
P | |
|---|---|---|---|---|
| Maximum IVC AP diameter, mm | 6.580 (3.295-9.865) | <0.001 | ||
| IVC AP diameter at the RVo, mm | 1.181 (1.081-1.290) | <0.001 | ||
| Residual IVC blood flow | 0.477 (0.288-0.666) | <0.001 | 0.170 (0.047-0.611) | 0.007 |
| Maximum coronal IVC diameter, mm | 7.101 (4.887-9.314) | <0.001 | 1.203 (1.065-1.360) | 0.003 |
| Coronal IVC diameter at the RVo, mm | 6.489 (4.219-8.753) | <0.001 | ||
| Bland thrombus in the IVC on CT/MRI | 0.473 (0.289-0.656) | <0.001 | 3.216 (0.870-11.887) | 0.080 |
| Complete IVC occlusion at the RVo on CT/MRI | 0.372 (0.180-0.564) | <0.001 |
OR: odds ratio; CI: confidence interval; AP: anterior-posterior; IVC: inferior vena cava; IVCTT: IVC tumor thrombus; RVo: renal vein ostium; CT/MRI: computed tomography/magnetic resonance imaging.