Impact of Preoperative Three-Dimensional Computed Tomography Cholangiography on Postoperative Resection Margin Status in Patients Operated due to Hilar Cholangiocarcinoma

Table 2

Intraoperative data.

Intraoperative data	ERC,	3D-ERC,	value
Type of liver resection			0.721
Right extended hepatectomy	4 (24%)	5 (31%)
Left extended hepatectomy	5 (29%)	2 (13%)
Right trisectionectomy	7 (41%)	7 (43%)
Left trisectionectomy	1 (6%)	2 (13%)
Extent of vascular resection			1
Portal vein	9 (53%)	8 (50%)
Portal vein and hepatic artery	2 (12%)	3 (19%)
Operation time (min)	341 (243–567)	329 (262–404)	0.683
Resection margin R1	2 (12%)	2 (13%)	1