High prevalence of hepatitis B-antibody loss and a case report of de novo hepatitis B virus infection in a child after living-donor liver transplantation

Table 1 Patients’ demographic data and characteristics mean ± SD or n (%)

Characteristics	All participants (n = 50)
Age (yr)	6.67 ± 4.63
Age at liver transplantation (yr)	3.06 ± 3.97
Gender - female	27 (54)
Before liver transplantation
Anti-HBs level (IU/L)	584.41 ± 415.45
Anti-HBc positive	1 (2)
After liver transplantation
Anti-HBs level (IU/L)	58.56 ± 6.40
Length of stay in hospital after transplant (d)	44.10 ± 29.30
ABO incompatibility	3 (6)
PELD/MELD score	18.38 ± 8.47/15 (11-19)
Time since transplantation (yr)	2.53 ± 2.11
Medical complications
Acute rejection	22 (44)
Cytomegalovirus infection	15 (30)
Posttransplant lymphoproliferative disorder	14 (28)
De novo hepatitis B infection	1 (2)
De novo food allergy	9 (18)
Surgical complications
Vascular stricture	20 (40)
Biliary stricture	12 (24)
Chylous ascites/chylothorax	7 (14)
Donor characteristics
Gender - female	22 (44)
Cadaveric	6 (12)
Living	44 (88)
Anti-HBs
Negative	13 (26)
Positive
1-9 IU/L	30 (60)
> 10 IU/L	7 (14)
Anti-HBc positive	6 (12)

PELD: Pediatric end-stage liver disease; MELD: Model for end-stage liver disease.