Maternal and pregnancy related predictors of cardiometabolic traits in newborns

Katherine M Morrison1, Sonia S Anand, Salim Yusuf

  • 1Department of Pediatrics, Hamilton Health Sciences and McMaster University, Hamilton, Ontario, Canada. kmorrison@mcmaster.ca

Plos One
|February 19, 2013
PubMed

Insights

Maternal health and pregnancy factors influence newborn cardiometabolic traits beyond gestational age. These findings highlight key determinants of infant metabolic health for future research.

Area of Science:

  • Cardiometabolic health research
  • Perinatal and developmental origins of health and disease (DOHaD)

Background:

  • The impact of maternal and pregnancy factors on offspring cardiometabolic health at birth is not fully understood.
  • This study aimed to investigate these influences in a prospective cohort.

Purpose of the Study:

  • To examine the association between maternal characteristics, health behaviors, pregnancy factors, and newborn cardiometabolic traits.
  • To identify key determinants of infant cardiometabolic health at birth.

Main Methods:

  • The Family Atherosclerosis Monitoring In earLY life (FAMILY) Study prospectively enrolled 901 infants and 857 mothers.
  • Evaluated 11 newborn cardiometabolic traits and their relationship with maternal pre-pregnancy health, behaviors, and pregnancy characteristics.
  • Utilized principal component analysis to group newborn traits and identify determinants.

Main Results:

  • Greater gestational age positively influenced newborn lipids, glucose, insulin, body fat, and blood pressure.
  • Maternal pre-pregnancy weight and gestational weight gain were key predictors of infant anthropometry and insulin resistance.
  • Maternal smoking and dietary fat intake were inversely associated with infant anthropometry/insulin.
  • Maternal age was linked to lipid profiles, while hypertension and triglycerides were associated with newborn triglycerides.
  • Placental-fetal ratio was inversely associated with newborn glycemia.

Conclusions:

  • Maternal health, behaviors, and placental-fetal ratio are significant determinants of newborn cardiometabolic traits, independent of gestational age.
  • These factors may play a crucial role in establishing long-term cardiometabolic health trajectories in children.
  • Further research is warranted to confirm the persistence of these associations throughout childhood.
Abstract

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