Surgical management of liver diseases invading the hepatocaval confluence based on IH classification: The surgical guideline in our center

Table 3 Postoperative complications

Variable	I1H1 (n = 9)	I2H1 (n = 23)	I1H2 (n = 5)	I2H2 (n = 12)	I3H1 (n = 5)
					IVC resection and replacement (n = 2)	Only IVC resection (n = 3)
Total number	1	8	2	8a	2	1
Biliary leak	1	1		1
Liver failure		2		2
Ascites	1	4	1	2	1	1
Jaundice				1
Hemorrhage requiring reoperation			1
Thrombosis of reconstructed vessels
Hepatic vein				1
Inferior vena cava		1
Intraabdominal abscess				1
Reconstructed vessel infection		2		2	1
Wound infection
Respiratory complication		1		1
Clavien-Dindo classification
Grade I-II	1	7	2	6	1	1
Grade III-V	1	4	0	5	1	0
90-d mortality	0	4	0	5a	0	0

Data are shown as n.

^aP < 0.05 vs I1H1; Liver failure: peak bilirubin concentration > 7 mg/dL, peak international normalized ratio > 2.0, refractory ascites, encephalopathy. Ascites: > 500 mL/d lasting longer than 3 d. IVC: Inferior vena cava.