TABLE 1.

Demographic information and baseline laboratory data for BA and non-BA cohorts. p-values comparing cohorts were obtained using the Mann-Whitney U/Wilcoxon rank sum test. Sex comparison was performed with Fisher exact test.

	BA (N=201)	Non-BA (N=198)	p
Age median (IQR), days	64 (45–75)	59 (42–83.3)	0.94
Gestational age median (IQR), weeks	39 (37–40)	39 (37–40)	0.85
Sex, n %)
Male	96 (47.8)	124 (62.9)	0.003
Female	105 (52.2)	73 (37.1)	—
TB, mg/dL	8 (6.4–9.8)	6.8 (5.2–10.3)	0.01
DB, mg/dL	4.8 (3.4–5.9)	4.1 (2.9–5.9)	0.01
ALT, U/L	132 (77.8–213)	121 (71–218.5)	0.52
AST, U/L	187.5 (124.8–285)	164 (102–266)	0.11
GGT, U/L	600.5 (323–882.5)	144 (91.3–377.3)	<0.001

Abbreviations: BA, biliary atresia; DB, direct bilirubin; GGT, gamma-glutamyl transferase; TB, total bilirubin.