Table 1.

Baseline characteristics of the study cohort, mean ± SD/n (%)

Characteristics	All patients (n = 56)
Age (years), median (IQR)	69 (64-75)
Sex (men/women)	37 (66.0)/19 (33.9)
Indication of liver resection
Colorectal liver metastasis	25 (44.6)
Hepatocellular carcinoma	20 (35.7)
Biliary tract cancer	5 (8.9)
Others	6 (10.7)
Indocyanine green retention rate at 15 minutes (%), median (IQR)	10.2 (7.2-14.5)
Kinetic indocyanine green elimination rate constant, median (IQR)	0.155 (0.129-0.177)
Fibrosis-4 index, median (IQR)	1.82 (1.21-3.06)
Albumin-bilirubin scoring	-2.58 ± 0.42
Modified ALBI grade (1/2a/2b/3)	26 (46.4)/18 (32.1)/12 (21.4)/0 (0)
Number of complete resected Couinaud segments, median (IQR)	0 (0-2)
Laparoscopic surgery	22 (39.3)
Extrahepatic bile duct resection	4 (7.1)
Concomitant colorectal resection	3 (5.4)
Operative duration (minutes), median (IQR)	295 (224-379)
Intraoperative blood loss (mL), median (IQR)	333 (100-600)
Intraoperative red blood cell transfusion	11 (19.6)
Intraoperative fluid balance (mL/kg/hour), median (IQR)	8.1 (6.4-11.9)
Preoperative body weight (kg), median IQR	58.2 (52.6-66.4)
Maximum postoperative weight gain (%), median (IQR)	2.7 (1.1-6.4)
Complications (Clavien-Dindo grade ≥ IIIa) (%)	12 (21.4)

IQR: Interquartile range; ALBI: Albumin-bilirubin.