Table 5.
Multivariate analysis using multiple logistic regression model for distinguishing ICC from HCC on contrast-enhanced CT.
| p value* | Odds ratio | 95% CI | |
|---|---|---|---|
| Shape | |||
| Round | Ref. | – | |
| Lobulated | 0.326 | 4.905 | 0.206–117.031 |
| Irregular | 0.100 | 12.755 | 0.615–264.537 |
| Arterial enhancement pattern | 0.110 | ||
| Homogeneous | 0.896 | 1.249 | 0.044–35.362 |
| Heterogeneous | Ref. | – | |
| Peripheral rim | <0.05† | 17.019 | 1.286–225.205 |
| Not enhanced | 0.997 | 5.002 × 109 | – |
| Absence of washout | 0.0001† | 234.908 | 14.032–3932.530 |
| Bile duct dilatation | 0.239 | 5.029 | 0.342–73.994 |
| fECV (%) | <0.05† | 1.097 (unit odds ratio) | 1.009–1.213 |
*Wald test.
95% CI, 95% confidence interval; Ref., reference for categorical analysis; fECV, extracellular volume fraction.
†Statistically significant.
Unit odds ratio, Odds ratio changing for a one-unit increase.