Table 1.

Child-Pugh classification

Parameter	1 point	2 points	3 points
Bilirubin (mg/dL)	<2	2–3	>3
Serum albumin (g/dL)	>3.5	2.8–3.5	<2.8
INR	<1.7	1.7–2.3	>2.3
Ascites	None	Mild	Severe
Hepatic encephalopathy	None	Mild	Severe

The Child-Pugh score is calculated by adding the scores of the five factors and can range from 5 to 15. Child-Pugh class can be A (a score of 5–6), B (7–9), or C (10–15). INR : international normalized ratio