Infrahepatic Inferior Vena Cava Clamping Reduces Blood Loss during Liver Transection for Cholangiocarcinoma

Table 2

Operative parameters.

Variables	IVC clamping ()		No IVC clamping ()		value
	(%) or mean (95% CI)		(%) or mean (95% CI)
Procedure					0.747
Right-sided hepatectomy	28	(71.8%)	50	(64.9%)
Left-sided hepatectomy	10	(25.6%)	24	(31.2%)
Sectionectomy	1	(2.6%)	3	(3.9%)
Bile duct resection	24	(61.5%)	40	(51.9%)	0.327
Vascular resection	3	(7.7%)	5	(6.5%)
CVP max (mmHg)	12.5	(11.6-13.4)	12.6	(11.9-13.4)	0.8574
CVP min (mmHg)	6.26	(5.5-7.0)	6.25	(5.7-6.8)	0.9835
Vascular inflow occlusion	2	(5.13%)	44	(57.1%)	<0.001
Blood loss (ml)	498.9	(375.8-622.1)	685.6	(570.9-800.2)	0.028
Blood transfusion (ml)	64.3	(15.0-113.6)	170.9	(104.2-237.6)	0.011
Fluid usage (ml)	3059.7	(2694.9-3424.5)	3086.6	(2720.4-3452.7)	0.9259