Table 1 Patient and tumor characteristics

Gender (Male/Female)

36/3

Age (mean ± SD)

53 ± 10.9 (25 ~ 74)

Liver cirrhosis (Yes/No)

30/9

Child-Pugh class (A/B)

38/1

No. of tumors (solitary/multifocal)

38/1

Treatment history:Hepatectomy/Cholecystectomy/Splenectomy/ Hepatectomy + Cholecystectomy/ Cholecystectomy + Splenectomy/ Hepatectomy+ Cholecystectomy + Splenectomy/ Transplantation/ Intestinal surgery

11/2/3/17/1/1/1/3

Diagnosis (HCC/ICC/ Metastasis)

32/4/4

Tumor diameter (median, range)

18,10–50

Tumor diameter (> 30 mm/<=30 mm)

7/33

Segment (I/II/III/IV/V/VI/VIII)

1/9/5/4/11/9/1

Index tumor located at the same side of the Hepatectomy^a (Yes/No)

16/13

Ablation method (RFA/WMA)

36/4