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Table 2 Relationship between clinical and biochemical characteristics and histological groups in infants with biliary atresia

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

Patient characteristic

Inflammatory subtype, N = 14

Fibrosing subtype, N = 17

Total, N = 31a

P-valueb

Sex, N (%)

    

   Female

5 (36)

6 (35)

11 (35)

1.0

   Male

9 (64)

11 (65)

20 (65)

 

Race, N (%)

    

   White

11 (79)

16 (94)

27 (87)

1.0

   Black

0 (0)

0 (0)

0 (0)

1.0

   Asian

2 (14)

1 (6)

3 (10)

1.0

   Other

1 (7)

0 (0)

1 (3)

1.0

Ethnicity, N (%)

    

   Hispanic

1 (7)

2 (12)

3 (10)

1.0

   Nonhispanic

13 (93)

15 (88)

28 (90)

 

Age in days, median (25-75%)

63 (55-65)

66 (51-77)

63 (51-73)

0.3

Clinical type

    

   BASM N (%)

1 (7)

1 (6)

2 (7)

1.0

   Perinatal N (%)

13 (93)

16 (94)

29 (93)

 

Mean CB at diagnosisc

5.1 ± 1.6

5.8 ± 2.5

5.6 ± 2.2

0.5

Mean ALT at diagnosisc

196 ± 150

192 ± 120

194 ± 136

1.0

Mean CB at 3 months after HPEc

2.3 ± 3.7

3.0 ± 3.5

2.6 ± 3.6

0.7

Weight Z-score at 6 months after HPEc

-1.1 ± 0.9

-1.8 ± 1.9

-1.4 ± 1.4

0.3

Presence of cholangitis, N (%)

5 (56)

10 (59)

15 (58)

1.0

Presence of ascites, N (%)

4 (36)

9 (53)

13 (47)

0.7

  1. aSixteen subjects from the cohort of 47 patients are not included because the differences in histological scores for inflammation and fibrosis were zero. bP-values denote levels of statistical differences between inflammation and fibrosis groups. cMean ± standard deviation. ALT, alanine aminotransferases; BASM, biliary atresia splenic malformation (polysplenia or asplenia); CB, conjugated bilirubin; HPE, hepatoportoenterostomy.