Current status of associating liver partition with portal vein ligation for staged hepatectomy: Comparison with two-stage hepatectomy and strategies for better outcomes

Table 2 Risk modelling proposed by Linecker et al[29]

Risk modelling	Risk points	OR (95%CI)
Pre-stage I variables
CRLM	0	1
Non-CRLM/non-biliary	1	1.925 (0.808-4.585)
Biliary	2	3.767 (1.800-7.822)
Age ≥ 67	3	5.668 (2.843-11.300)
Pre-stage II variables
Pre-stage I score	0.66	1.925 (1.527-2.426)
Inter-stage complications ≥3b	1.2	3.350 (1.280-8.769)
Bilirubin	1.5	4.439 (1.699-11.600)
Creatinine	1.7	5.454 (1.606-18.520)

CI: Confidence interval; CRLM: Colorectal liver metastasis; OR: Odds ratio.