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ISSN 1001-5256 (Print)
ISSN 2097-3497 (Online)
CN 22-1108/R
Volume 38 Issue 8
Aug.  2022
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Article Contents

Influence of intrahepatic cholestasis of pregnancy on adverse pregnancy outcomes of HBV-infected pregnant women

DOI: 10.3969/j.issn.1001-5256.2022.08.009
Research funding:

National Science and Technology Key Project on "Major Infectious Diseases such as HIV/AIDS, Viral Hepatitis Prevention and Treatment" (2017ZX10201201-001-001);

National Science and Technology Key Project on "Major Infectious Diseases such as HIV/AIDS, Viral Hepatitis Prevention and Treatment" (2017ZX10201201-002-002);

National Science and Technology Key Project on "Major Infectious Diseases such as HIV/AIDS, Viral Hepatitis Prevention and Treatment" (2017ZX10201201-002-009);

Beijing Municipal Hospital Scientific Research and Cultivation Program (PX2020067)

More Information
  • Corresponding author: DUAN Zhongping, duan@ccmu.edu.cn(ORCID: 0000-0002-5927-5979)
  • Received Date: 2022-05-13
  • Accepted Date: 2022-06-16
  • Published Date: 2022-08-20
  •   Objective  To investigate the influence of intrahepatic cholestasis of pregnancy (ICP) on adverse pregnancy outcomes of hepatitis B virus (HBV)-infected pregnant women.  Methods  A retrospective analysis was performed for 232 pregnant women with chronic HBV infection who were admitted to Beijing YouAn Hospital, Capital Medical University, from March 2018 to March 2021. According to the presence or absence of ICP, the patients were divided into HBV infection group with 100 patients and HBV+ICP group with 132 patients; according to the severity of ICP, the patients in the HBV+ICP group were further divided into HBV+mild ICP group with 86 patients and HBV+severe ICP group with 46 patients. The above groups were compared in terms of the incidence rates of maternal complications during pregnancy, such as premature delivery, premature rupture of membranes, gestational diabetes mellitus, hypertensive disorder complicating pregnancy, and postpartum hemorrhage (PPH), as well as the adverse outcomes of fetus/neonate, such as intrauterine fetal death, neonatal asphyxia, amniotic fluid pollution degree Ⅲ(AFⅢ), neonatal respiratory distress syndrome, small-for-gestational-age (SGA), admission to the neonatal intensive care unit, pneumonia, and mother-to-child transmission (MTCT) of HBV. A one-way analysis of variance was used for comparison between multiple groups; the chi-square test, the chi-square test with continuity correction or the Fisher's exact test was used for comparison of categorical data between multiple groups.  Results  Compared with the HBV infection group in terms of maternal complications in late pregnancy, the HBV+ICP group had significantly higher incidence rates of premature delivery and PPH (χ2=4.169 and 5.448, P=0.041 and 0.020), and in terms of the adverse outcomes of neonates, the HBV+ICP group had significantly higher incidence rates of neonatal asphyxia, AFⅢ, and SGA than the HBV infection group (χ2=5.448, 16.567, and 11.053, P=0.020, P < 0.001, and P=0.002). In terms of the adverse outcomes of neonates, the HBV+severe ICP group had significantly higher incidence rates of AFⅢ and SGA than the HBV+mild ICP group (χ2=4.200 and 4.511, P=0.040 and 0.034).  Conclusion  Compared with the pregnant women with HBV infection alone, the pregnant women with HBV infection and ICP have significantly higher incidence rates of adverse pregnancy outcomes in mothers and neonates, and the incidence rate of adverse outcomes in neonates increases with the increase in the severity of ICP. However, ICP has no influence on HBV MTCT.

     

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