Retrospective Cohort Study
Copyright ©The Author(s) 2024.
World J Hepatol. Dec 27, 2024; 16(12): 1407-1416
Published online Dec 27, 2024. doi: 10.4254/wjh.v16.i12.1407
Table 1 Comprehensive diagnosis score system for autoimmune hepatitis (1999)
Parameters/clinical characteristics
Scoring
Parameters/clinical characteristics
Scoring
Women+2Drug history
Ratio of ALP (normal upper limit multiple) to AST (or ALT) (normal upper limit multiple)Positive-4
< 1.5+2Negative+1
1.5-3.00Average alcohol intake (g/d)
> 3.0-1< 25+2
Serum γ-Ratio of globulin or IgG to normal value> 60-2
> 2.0+3Histological examination of the liver
1.5-2.0+2Interfacial hepatitis+3
1.0-1.5+1Mainly lymphocyte-plasma cells+1
< 1.00Hepatocytes showed rosette-like changes+1
ANA, ASMA or LKM-1 titerNo such manifestations-5
> 1:80+3Bile duct alterations-3
1:80+2Other changes-3
1:40+1Other immune diseases+2
< 1:400Other available parameters
AMA positive-4Other specific autoantibodies (SLA/LP, LC-1, ASGPR, pANCA) are positive+2
Hepatitis virus markersHLA-DR3 or DR4+1
Positive-3Response to treatment
Negative+3Completely; recurrence+2; +3
Interpretation of total points
Before treatmentBefore treatment
Clear AIH≥ 16Clear AIH≥ 18
Possible AIH10-15Possible AIH12-17
Table 2 Simplified diagnosis of autoimmune hepatitis by the international autoimmune hepatitis group
Variables
Criteria
Score
Remarks
ANA or SMA≥ 1:401It is equivalent to the lowest titer of ANA 1:100 commonly used in China
ANA or SMA≥ 1:802Maximum 2 points when multiple items appear at the same time
LKM-1≥ 1:402
SLAPositive2
IgG> upper limit of normal value. > 1.1 times the upper limit of normal value1; 2
Liver histologyAIH compliant. Typical AIH manifestations1; 2Interfacial hepatitis, lymphocyte-plasma cells infiltration in the confluent zone and lobules, rosettes of hepatocytes, and penetration are considered to be characteristic hepatic histologic changes, with three of the four being typical
Excluding viral hepatitisYes2
= 6 points: Suspected AIH
≥ 7 points: Confirmed AIH
Table 3 Comparison of biochemical indexes among the three groups

NAFL (n = 36)
NASH (n = 51)
Cirrhosis (n = 17)
F/H
P value
FBG5.65 (5.20, 6.17) 6.07 (5.49, 6.64) 5.04 (4.86, 6.87) 4.4130.110
CHO5.50 (4.72, 6.36) 5.71 (5.06, 6.88) 5.14 (4.24, 6.11) 3.6140.164
TG1.44 (0.97, 1.69)b1.93 (1.46, 2.46)1.25 (0.97, 1.46)c21.5670.000
HDL1.47 (1.26, 1.79) 1.37 (1.24, 1.53)1.42 (1.15, 1.56)3.2190.200
LDL3.59 (2.08, 4.42) 3.82 (3.03, 4.57) 3.23 (2.54, 3.92)4.7380.094
ALT31.55 (21.80, 63.45)d83.50 (50.00, 156.60) 33.30 (16.95, 73.95)e20.5140.000
AST24.00 (18.33, 35.10) 46.00 (34.10, 76.00)f42.70 (24.35, 53.50)g26.4080.000
ALP79.50 (68.00, 100.23) 77.80 (66.30, 87.30) 82.60 (70.20, 107.35) 0.8660.648
GGT89.95 (39.53, 129.03) 69.00 (45.50, 100.90) 58.80 (30.95, 93.45) 1.7180.424
TBIL15.10 (12.23, 25.15)13.90 (12.20, 16.60) 17.81 (12.10, 22.75) 5.0880.079
DBIL1.70 (1.40, 3.85)1.90 (1.40, 2.40) 2.20 (1.20, 2.95) 0.4460.800
IgG12.16 (10.64, 13.52)10.95 (10.04, 13.09)11.77 (9.83, 15.33) 2.5860.275
IgM0.89 (0.72, 1.21) 0.85 (0.60, 1.09) 1.07 (0.85, 1.36) 3.5010.174
IgA2.46 ± 0.89a2.72 ± 0.883.21 ± 1.133.8390.025
Table 4 Comparison of autoantibody detection rates in three groups, n (%)

NAFLD (n = 104)
NAFL (n = 36)
NASH (n = 51)
Cirrhosis (n = 17)
H
P value
Antibody153 (51.0) 20 (55.6) 22 (43.1) 11 (64.7)0.7020.242
ANA50 (48.1) 18 (50)21 (41.2) 11 (64.7) 2.9090.233
Cytoplasmic speckled10 (9.6) 3 (8.3) 4 (7.8) 3 (17.6)1.5140.521
Nuclear speckled25 (24.0) 11 (30.6) 10 (19.6) 4 (23.5) 1.3880.500
Nuclear homogeneous9 (8.6) 3 (8.3) 5 (9.8) 1 (5.9) 0.2550.880
Nuclear discrete nuclear nots2 (1.9) 1 (2.8) 01 (5.9) 2.5520.279
Nuclear nucleolar8 (7.7) 2 (5.6) 3 (5.0) 3 (17.6)2.8390.242
Cytoplasmic fibrillar1 (1.0) 01 (2.0) 01.0490.592
AMA (M2)3 (2.9) 1 (2.8) 2 (3.9) 01.4351
ASMA7 (6.7) 4 (11.1) 2 (3.9) 1 (5.9) 1.7800.450
Anti-sp1004 (3.9) 3 (8.3) 1 (2.0) 02.2860.374
Anti-gp2102 (1.9) 1 (2.8) 1 (2.0) 00.7031
Anti-SSA-RO524 (3.9) 2 (5.6) 1 (2.0) 1 (5.9) 1.4760.493
Anti-SSA-RO606 (5.8) 2 (5.6) 2 (3.9) 2 (11.8) 1.7070.448
SSB-La3 (2.9) 2 (5.6) 01 (5.9) 3.4370.167
Others210 (9.6) 3 (8.3) 4 (7.8) 3 (17.6)1.6430.494
Table 5 Comparison of pathologic microscopic features in three groups, n (%)

NAFLD (n = 104)
NAFL (n = 36)
NASH (n = 51)
Cirrhosis (n = 17)
P value
Portal enlargement87 (83.7)27 (75.0)46 (90.2)14 (82.4)0.188
Portal lymphoplasmacytic infiltration10 (9.6)1 (2.8)a3 (5.9)a6 (35.3)0.0022
Small bile duct changes
Hyperplasia17 (16.3)3 (8.3)b5 (9.8)1,b9 (52.9)2< 0.001
Paucity3 (2.9)01 (2.0)2 (11.8)0.069
Interface hepatitis19 (18.3)1 (2.8)b8 (15.7)a10 (58.8)< 0.001
Hepatocellular rosettes2 (1.9)002 (11.8)0.025