Study of dynamic CT radiomic features to assist the accurate diagnosis of HCC

<b>Figure 1 </b>Delineation of an HCC in each of the five phases on CT images<b> (</b>A: plain scan phase (PSP), B: arterial phase (AP), C: portal venous phase (PVP), D: venous phase (VP), E: delayed phase (DP))<b></b> <b>Figure 2</b> The variation trend of the GTV radiomic features throughout the 5 phases <b>Figure 3</b> The comparison of dynamic trends of the CT radiomic features of the GTV and normal liver tissue <b>Figure 4</b> ROC curves of 4 radiomic features in the five phases (A: plain scan phase, B: arterial phase, C: portal venous phase, D: venous phase, E: delayed phase） <b>Table 1</b> The radiomic feature change rate differences between normal liver tissue and the GTV in the different time phases <b>Table 2</b> The AUC values and Youden index of 4 radiomic features in the different phases <b>Table S1</b> The extracted radiomic features in this study