American Journal of Perinatology Reports (Oct 2020)

Adverse Pregnancy Outcomes by Degree of Maternal Serum Analyte Elevation: A Retrospective Cohort Study

  • Amanda Yeaton-Massey,
  • Rebecca J. Baer,
  • Larry Rand,
  • Laura L. Jelliffe-Pawlowski,
  • Deirdre J. Lyell

DOI
https://doi.org/10.1055/s-0040-1716741
Journal volume & issue
Vol. 10, no. 04
pp. e369 – e379

Abstract

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Objective The aim of this study was to evaluate rates of preterm birth (PTB) and obstetric complication with maternal serum analytes > 2.5 multiples of the median (MoM) by degree of elevation. Study Design Retrospective cohort study of singleton live-births participating in the California Prenatal Screening Program (2005–2011) examining PTB and obstetric complication for α-fetoprotein (AFP), human chorionic gonadotropin (hCG), unconjugated estriol (uE3), and inhibin A (INH) by analyte subgroup (2.5 to 2.5 MoM confer an increased risk of PTB and, except for uE3, obstetric complication, and risks for each are not uniformly linear. These data can help guide patient counseling and antenatal management.

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