The abnormal umbilical venous-arterial index in the second half of pregnancy is associated with fetal outcome: A retrospective cross-sectional study

• Main Authors: Ling Wang (Author), Dan Zhou (Author), Baiguo Long (Author), Jiqing Wang (Author), Lingling Li (Author), Yang Peng (Author), Qichang Zhou (Author), Shi Zeng (Author)
• Format: Book
• Published: Frontiers Media S.A., 2023-03-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

ObjectiveThis study aims to observe the changes of the umbilical venous-arterial index (VAI) and investigate its predictive power for fetal outcome during the second half of pregnancy.MethodsFetuses with gestational age (GA) at 24-39 weeks were collected. According to the outcome score, neonates wit...