Table 1.

Comparison of elements of prognostic scoring systems in current widespread use

Factor	Criteria
	Kingsb	Clichyc	Japanesed
Agea	+	+	+
Etiology	+	–	–
Encephalopathya	+	+	+
Bilirubin	−/+	–	+
Coagulopathya	+	+	+

+ Factor included in criteria. − Factor not included in criteria

^aFactor common to all criteria. References: ^b[2], ^c[56], ^d[57]