| Variables | Value | value |
| Input variable: | | | Demographic | | | Age (years)* | 0: ≦65, 1: >65 (mean = 57.7) | 0.04 | Gender | 0: male, 1: female | 0.37 | Clinical features | | | Comorbidity* | 0: no, 1: yes | 0.04 | Liver cirrhosis* | 0: no, 1: yes | <0.001 | Chronic hepatitis | 0: no, 1: HBV, 2: HCV, 3: HBCV | 0.68, 0.12, 0.48 | α-Fetoprotein (ng/mL)* | 0: ≦100, 1: >100 | <0.001 | AST (U/L)* | 0: ≦80, 1: >80 | <0.001 | ALT (U/L) | 0: ≦80, 1: >80 | 0.07 | Total bilirubin (mg/dL)* | 0: ≦1.0, 1: >1.0 | 0.01 | Albumin (g/dL)* | 0: >3.5, 1: ≦3.5 | <0.001 | BUN (mg/dL)* | 0: ≦21, 1: >21 | 0.01 | Creatinine (mg/dL) | 0: ≦1.4, 1: >1.4 | 0.24 | Platelet (103/μL)* | 0: >150, 1: ≦150 | 0.02 | Prothrombin time (%) | 0: ≦80, 1: >80 | 0.43 | ICGR15 (%) | 0: ≦15, 1: >15 | 0.30 | ASA classification* | 0: ASA = 1, 1: ASA = 2, 2: ASA = 3 | 0.01, 0.94 | Child-Pugh classification* | 0: A, 1: B, C | <0.001 | TNM Stage* | 0: I, 1: II, 2: IIIa, IIIb, IIIc, IV | <0.001, <0.001 | Tumor number* | 0: single, 1: multiple | <0.001 | Tumor size (cm)* | 0: ≦5, 1: >5 | <0.001 | Portal vein invasion* | 0: no, 1: yes | <0.001 | Biliary invasion* | 0: no, 1: yes | 0.01 | Surgical process and outcome | | | Surgical procedure* | 0: laparoscopic, 1: open surgery | 0.02 | Extent of resection | 0: minor, 1: major | 0.12 | Resection margin (mm) | 0: >10, 1: ≦10 | 0.08 | Surgical time (minutes) | 0: ≦180, 1: >180 | 0.75 | Blood loss (mL) | 0: ≦1000, 1: >1000 | 0.29 | Blood transfusion | 0: no, 1: yes | 0.55 | Blood transfusion (mL) | 0: ≦1000, 1: >1000 | 0.07 | Postoperative complication* | 0: no, 1: yes | <0.001 | Prognostic | | | Recurrence* | 0: no, 1: yes | <0.001 | Preoperative treatment | 0: no, 1: yes | 0.08 | Postoperative treatment* | 0: no, 1: yes | <0.001 | Output variable: | | | Status | 0: survival, 1: dead | |
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