Table 4 Reader characterization of lesions before and after evaluation of the HPB phase and change in confidence
Reader 1 Avg. confidence Before HPB phase | Reader 1 Avg. confidence After HPB phase | p value | Reader 2 Avg. confidence Before HPB phase | Reader 2 Avg. confidence After HPB phase | p value | |
|---|---|---|---|---|---|---|
FNH | 2.8 | 2.6 | 0.2 | 2.9 | 2.8 | 0.4 |
Adenoma | 2.8 | 2.4 | 0.1 | 2.9 | 2.9 | 1.0 |
Hemangioma | 2.8 | 2.7 | 1.0 | 2.4 | 2.8 | 0.5 |
Metastasis | 3.0 | 2.9 | 0.5 | 2.9 | 2.9 | 1.0 |
Biliary hamartoma | 3.0 | 3.0 | 1.0 | 3.0 | 3.0 | 1.0 |
Perfusional abnormality | 3.0 | 2.3 | 0.2 | 2.4 | 2.4 | 1.0 |
Abscess | 2.0 | 2.0 | 1.0 | 3.0 | 3.0 | 1.0 |
Focal fat | 2.7 | 3 | 1.0 | 3.0 | 3.0 | 1.0 |
Angiomyolipoma | 3.0 | 3.0 | 1.0 | 3.0 | 3.0 | NA |
Dysplastic nodule | 2.0 | 0 | NA | – | – | NA |
HCC | 1.0 | 1.0 | 1.0 | – | – | NA |
Lymphoma | – | – | NA | 3.0 | – | NA |