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. 2023 Mar 20;29(3):670–689. doi: 10.3350/cmh.2022.0103

(B) AARC Score

Points Total bilirubin (mg/dL) HE grades INR Lactate (mmol/L) Serum creatinine (mg/dL)
1 <15 0 <1.8 <1.5 <0.7
2 15–25 I–II 1.8–2.5 1.5–2.5 0.7–1.5
3 >25 III–IV >2.5 >2.5 >1.5

AARC score in ACLF grade 1=5–7, grade 2=8–10, grade 3=11–15.

INR, international normalised ratio; HE, hepatic encephalopathy; ACLF, acute-on-chronic liver failure; APASL, Asian Pacific Association for Study of Liver; AARC, APASL ACLF research consortium.