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Table 1 Relationship between clinical and biochemical characteristics and molecular groups of inflammation and fibrosis in infants with biliary atresia

From: Staging of biliary atresia at diagnosis by molecular profiling of the liver

Patient characteristic

Inflammation group, N = 15

Fibrosis group, N = 26

Total, N = 41a

P-valueb

Sex, N (%)

    

   Female

6 (40)

12 (46)

18 (44)

0.8

   Male

9 (60)

14 (54)

23 (56)

 

Race, N (%)

    

   White

11 (73)

19 (73)

30 (73)

1.0

   Black

1 (7)

1 (4)

2 (5)

1.0

   Asian

2 (13)

1 (4)

3 (7)

0.5

   Other

1 (7)

5 (19)

6 (15)

0.6

Ethnicity, N (%)

    

   Hispanic

1 (7)

1 (6)

5 (12)

0.6

   Nonhispanic

14 (93)

25 (94)

36 (88)

 

Age in days, median (25-75%)

55 (46.3-63)

71 (54-80)

65 (50-75)

<0.01

Clinical type

    

   BASM N (%)

2 (13)

3 (12)

5 (12)

1.0

   Perinatal N (%)

13 (87)

23 (88)

36 (88)

 

Mean CB at diagnosisc

4.9 ± 2.1

5.8 ± 2.4

5.5 ± 2.3

0.3

Mean ALT at diagnosisc

125 ± 83

154 ± 74

144 ± 78

0.3

Mean CB at 3 months after HPEc

1.7 ± 2.6

3.5 ± 5.3

2.8 ± 4.5

0.3

Weight Z-score at 6 months after HPEc

-1.3 ± 1.1

-1.7 ± 1.2

-1.5 ± 1.2

0.4

Presence of cholangitis, N (%)

8 (53)

18 (72)

26 (63)

0.5

Presence of ascites, N (%)

4 (27)

12 (48)

16 (40)

0.3

  1. aSix patients from the cohort of 47 patients are not included because they were 'unclassified' by gene expression profiling (N = 4) or dropped off the study before 2 years of age (N = 2). bP-values denote levels of statistical differences between the inflammation and fibrosis groups. cMean ± standard deviation. ALT, alanine aminotransferases; BASM, biliary atresia splenic malformation (polysplenia or asplenia); CB, conjugated bilirubin; HPE, hepatoportoenterostomy.