Table 1. Demographic and baseline characteristics between patients with AHB with ALF and those without ALF.

Group	N	Age(y)	Gender (M/F,N)	Time from symptom onset to hospital admission (d)	Duration of hospitalization (d)	Type 2 diabetes mellitus(N, %)	AFP(N, %)
Non-ALF	280	36(18~73)	202/78	7(2~65)	29(7~91)	13/280(4.64)	7/280(2.5)
ALF	13	55(22~67)	11/2	8(5~60)	30(5~75)	1/13 (7.69)	3/13(23.1)
P		0.047	0.324	0.112	0.484	0.61	<0.001

NOTE. Age, time from symptom onset to hospital admission and duration of hospitalization are expressed as medians (and ranges), others data are presented as number and percent. ALF: acute liver failure; AFP: alpha fetoprotein; M: male; F: female; N: number; d: day; y: years.