Research Article

Kupffer Phase Radiomics Signature in Sonazoid-Enhanced Ultrasound is an Independent and Effective Predictor of the Pathologic Grade of Hepatocellular Carcinoma

Table 1

Prediction performance on p-HCC versus w/m-HCC.

Radiomic scoreAUCAccuracySensitivitySpecificity

grayRS0.555 (0.368, 0.733)66.2% (55.9%, 75.0%)46.7% (23.8%, 66.7%)71.7% (60.4%, 81.5%)
APRS0.349 (0.170, 0.539)79.4% (72.1%, 86.8%)13.3% (0.00%, 30.0%)98.1% (94.4%, 100.0%)
KPRS0.937 (0.821, 1.000)97.1% (92.6%, 100.0%)93.3% (80.0%, 100.0%)98.1% (94.6%, 100.0%)

grayRS : grayscale radiomic score; APRS : arterial phase radiomic score; KPRS : Kupffer phase radiomic score.