Table 1

Characteristics of the patients.

Characteristics
Training group
Validation Group 1 – HCV before treatment
Validation Group 2 – HCV sustained responders
Validation Group 3 – Alcoholic liver disease

Number of patients
310
171
201
62
Age at biopsy, years
48.9 (12.4)
44.1 (7.2)
43.6 (8.0)
46.6 (9.8)
Male
201 (65%)
111 (65%)
122 (61%)
47/62 (76%)
Female
109 (35%)
60 (35%)
79 (39%)
15 (24%)
BMI, kg/m2
25.4 (5.1)
27.7 (5.0)
26.5 (4.8)
24.2 (4.1)
Biopsy quality




Length
17.0 (6.2)
16.6 (15.5)
17.0 (8.2)
13.5 (6.8)
Length ≥ 15 mm
205 (67%)
82 (48%)
96 (48%)
15 (24%)
Number of fragments
2.5 (2.3)
-
-
1.9 (1.6)
One fragment
128/278 (46%)
-
-
37 (60%)
Duration biopsy-serum, mean (days range)
1 (0–30)
40 (0–90)
11 (0–45)
7 (0–14)
Liver Risk factor




HCV
211 (68%)
171 (100%)
0 (0%)
0 (0%)
HBV
18 (6%)
0 (0%)
0 (0%)
0 (0%)
NAFLD
69 (22%)
0 (0%)
0 (0%)
0 (0%)
ALD
12 (4%)
0 (0%)
0 (0%)
0 (0%)
Daily alcohol = 50 g/day
34/236 (14%)
0 (0%)
0 (0%)
62 (100%)
Cured HCV infection
0 (0%)
0 (0%)
201 (100%)
0 (0%)
Metabolic factor




BMI ≥ 27.0
92 (30%)
88 (51%)
77 (38%)
14 (23%)
Glucose ≥ 6.0 mmol/L
63 (20%)
30 (18%)
27 (13%)
20 (32%)
Triglycerides ≥ 1.7 mmol/L
67 (22%)
36 (21%)
54 (27%)
20 (32%)
Cholesterol ≥ 6.0 mmol/L
61 (20%)
12 (7%)
26 (13%)
23 (37%)
Metabolic factor: number per patient




None
132 (43%)
60 (35%)
96 (48%)
17 (27%)
One
101 (33%)
64 (37%)
72 (36%)
20 (32%)
Two
52 (17%)
39 (23%)
31 (15%)
19 (31%)
Three
22 (7%)
8 (5%)
0 (0%)
5 (8%)
Four
3 (1%)
0 (0%)
2 (1%)
1 (2%)
Liver steatosis grade




None (0%)
130 (42%)
58 (34%)
116 (58%)
2 (3%)
Mild (Score 1–5%)
40 (13%)
68 (40%)
63 (31%)
2 (3%)
Moderate (Score 6–33%)
69 (22%)
35 (20%)
17 (8%)
42 (68%)
Marked (Score 34–66%)
36 (12%)
7 (4%)
4 (3%)
12 (19%)
Severe (Score 67–100%)
35 (11%)
3 (2%)
1 (0.5%)
4 (7%)
Liver fibrosis stage at biopsy




F0 – No fibrosis
62 (20%)
0 (0%)
16 (8%)
8 (13%)
F1 – Fibrosis without septa
127 (41%)
102 (60%)
136 (68%)
23 (37%)
F2 – Few septa
52 (17%)
39 (23%)
33 (16%)
11 (18%)
F3 – Many septa
36 (11%)
19 (11%)
9 (4%)
7 (11%)
F4 – Cirrhosis
33 (11%)
11 (6%)
7 (3%)
13 (21%)
Markers (normal range)




AST, IU/L (17–27 female; 20–32 male)
83 (159)
82 (57)
23 (9)
89 (83)
ALT, IU/L (11–26 female; 16–35 male)
109 (114)
118 (94)
19 (10)
72 (88)
Total bilirubin, mol/L (1–21)
14.8 (26.2)
11.1 (4.8)
8.8 (4.6)
21.5 (19.6)
GGT, U/L (7–32 female; 11–49 male)
112 (183)
84 (96)
21 (18)
323 (443)
A2M, g/L (female 1·6-4·0; male 1·4-3·3)
2.4 (1.0)
3.1 (1.2)
2.0 (0.8)
1.8 (0.5)
ApoA1 g/L (1·2-1·7)
1.4 (0.3)
1.3 (0.3)
1.2 (0.3)
1.5 (0.5)
Haptoglobin, g/L (0·35-2·00)*
0.95 (0.57)
0.78 (0.45)
0.86 (0.43)
1.39 (0.63)
Glucose, mmol/L
5.5 (3.2)
5.4 (1.2)
5.3 (1.0)
5.8 (1.6)
Cholesterol, mmol/L
4.9 (1.3)
4.5 (1.0)
5.0 (1.0)
5.4 (1.9)
Triglycerides, mmol/L
1.5 (1.4)
1.4 (0.8)
1.6 (1.0)
1.9 (3.1)
FibroTest
0.42 (0.28)
0.47 (0.26)
0.29 (0.20)
0.43 (0.28)
SteatoTest
0.49 (0.25)
0.53 (0.22)
0.36 (0.22)
0.58 (0.25)

Data are mean (SD) or proportion. BMI = body mass index; HCV = hepatitis C virus; HBV = hepatitis B virus; NAFLD = non-alcoholic fatty liver disease; ALD = alcoholic liver disease; AST = aspartate aminotransferase; ALT = alanine aminotransferase; GGT = γ-glutamyl transpeptidase; A2M = α2-macroglobulin; ApoA1 = apolipoprotein A1.

Poynard et al. Comparative Hepatology 2005 4:10   doi:10.1186/1476-5926-4-10