Table 3.

Segmentation performance of hepatic vein (HV) and portal vein (PV) compared with literature

First Author/ Year	Modality	Segmentation Methodology	Test Dataset Size	Liver Diseases	DSC in test Dataset (HV/PV)	Vessels
Tong/2023 < 15 >	CT	CM U-Net	80	NA	0.70/NA	Only HV
Tong/2023 < 17 >	CT	SDA U-Net	80	Liver tumors and calcification	0.71/NA	Only HV
Zbinden/2022 < 28 >	MR	3D nnU-Net	30	With/without chronic liver disease	0.532 /0.634	HV/PV
Oh/2023 < 24 >	MR	3D Residual U-Net	12	Liver tumors	0.70/0.61	HV/PV
Proposed	CT	3D U-Net	178	Healthy livers, hepatic steatosis, cirrhosis and candidates for major hepatectomy	0.67/0.68	HV/PV