Table 3.
Diagnostic Performance of CT Parameters in Distinguishing the HER2 Status
| Parameters | Cut-Off | Sensitivity | Specificity | AUC | P value |
|---|---|---|---|---|---|
| Non-contrast phase | |||||
| CAV | 32.29 | 0.822 | 0.345 | 0.601 | 0.004 |
| Arterial phase | |||||
| CAV | 67.36 | 0.583 | 0.657 | 0.628 | <0.001 |
| cCAV | 0.255 | 0.500 | 0.694 | 0.605 | 0.003 |
| Portal phase | |||||
| CAV | 70.37 | 0.869 | 0.271 | 0.569 | 0.047 |
| cCAV | 0.283 | ||||
| Delayed phase | |||||
| CAV | 0.489 | ||||
| cCAV | 0.975 |
Abbreviations: AUC, area under the receiver operating characteristic curve; CAV, CT attenuate value; cCAV, corrected CT attenuate value.