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Maternal and Neonatal Outcomes in Gestational Hypertension for Delivery at 37 versus 38 to 40 Weeks

Lauren Thompson1, Joseph Werthammer1, Grace Montgomery2

  • 1Division of Neonatal-Perinatal Medicine, Department of Pediatrics, Marshall University Joan C. Edwards School of Medicine, Huntington, West Virginia.

American Journal of Perinatology
|March 31, 2025
PubMed

This study aimed to compare neonatal and maternal outcomes for mothers with gestational hypertension delivered at 37 weeks' gestation compared with 38 to 40 weeks.Single-center, retrospective chart review of women with gestational hypertension delivered between 370/7 and 406/7 weeks' gestation over a 29-month period.A total of 337 mother-infant dyads with gestational hypertension were included: 194 delivered at 37 weeks' gestation (cohort 1) and 143 delivered at 38 to 40 weeks' gestation (cohort 2). Preeclampsia developed in 12% of cohort 1 and 8% of cohort 2 (p = 0.242). No significant differences in severe hypertensive-related complications were found between the cohorts. Neonatal outcomes including neonatal intensive care unit admission, respiratory support, phototherapy, and length of stay were all more frequent in cohort 1.For women with gestational hypertension, delivery at 38 to 40 weeks was not associated with increased maternal complications but was associated with fewer neonatal complications when compared with delivery at 37 weeks. · Gestational hypertension is a common complication of pregnancy.. · Mothers with gestational hypertension are often induced early.. · Neonatal adverse outcomes increase with early delivery.. · Optimal timing of delivery for pregnancies complicated by gestational hypertension is unknown..

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