Table 1
Main clinical and biological characteristics of the patients

Characteristic	Mean value
Age (years)	62.5±13.1
Female	62.8±12.9
Male	55.3±17.0
Biochemical liver function test
ALP (IU/L)	897.7±692.0
γ-GT (IU/L)	422.0±372.1
AST (mg/dL)	81.4±69.2
Total bilirubin (mg/dL)	2.1±3.7
Albumin (g/L)	3.8±0.5
Child-Pugh class, A/B/C, n (%)
A	27 (77.1)
B	6 (17.1)
C	2 (5.7)
MELD score*, n (%)
<9	27 (77.1)
10–19	7 (20.0)
20–29	1 (2.9)
Mayo score†, n (%)
<6	29 (82.6)
≥6	6 (17.1)
AMA‡ positive/negative, n (%)	21 (60)/14 (40)
Liver biopsy, n (%)
Stage I	4 (13.3)
Stage II	16 (53.3)
Stage III	7 (23.3)
Stage IV	2 (6.7)

^*MELD score [7], 2001: R=3.8xloge (bilirubin [mg/dL])+11.2xlog_e (INR) +9.6xlog_e (creatinine [mg/dL])+6.4x(etiology: 0 if cholestatic or alcoholic, 1 otherwise).
^†Mayo score [6], 2000: age (0 point for 38, 1 for 38 to 62 and 2 for 63 years), bilirubin (0 point for 1, 1 for 1 to 1.7, 2 for 1.7 to 6.4, and 3 for 6.4 mg/dL), albumin (0 point for 4.1, 1 for 2.8 to 4.1, and 2 for 2.8 g/dL), prothrombin time (1 point for normal and 2 for prolonged), and edema (0 point for absent and 1 for present).
^‡AMA, antimitochondrial antibody.