Table 1.

Patient characteristics (N = 296)

Age, years, median (range)	66 (29–89)
Gender (female/male)	110/186
BMI, kg, median, (range)	25 (16–42)
ASA score	2 (1–3)
Synchronous/metachronous	224/72
Neoadjuvant chemotherapy yes/no/no information	122/168/6
Preoperative CEA, median (range)	12 (1–498)
Extrahepatic disease at the time of liver resection, n (%)	21 (7.1)
Liver involvement (unilobar/bilobar)	233/63

ASA = American Society of Anestesiology; BMI = body mass index; CEA = carcino-embryonic antigen