Preconception cardiovascular risk factors and pregnancy outcome

Emily W Harville1, Jorma S A Viikari, Olli T Raitakari

  • 1Department of Epidemiology, Tulane University School of Public Health, New Orleans, LA, USA. eharvill@tulane.edu

Insights

High preconception triglyceride levels increase the risk of hypertensive disorders and gestational diabetes during pregnancy. Improving maternal cardiovascular health before pregnancy may reduce these risks.

Area of Science:

  • Cardiovascular health
  • Reproductive medicine
  • Public health

Background:

  • Pregnancy complications are linked to adverse maternal and infant outcomes.
  • Preconception cardiovascular risk factors' impact on pregnancy is understudied.

Purpose of the Study:

  • To investigate the association between preconception cardiovascular risk factors and pregnancy complications.
  • To identify modifiable risk factors for improved pregnancy outcomes.

Main Methods:

  • Utilized data from the Cardiovascular Risk in Young Finns Study linked with birth registry data.
  • Analyzed preconception lipid profiles, blood pressure, insulin, and glucose levels.
  • Employed regression models to assess predictors of gestational age, birthweight, and pregnancy disorders.

Main Results:

  • Elevated triglyceride levels were associated with increased risk of hypertensive disorders and gestational diabetes.
  • Systolic blood pressure showed a trend towards predicting preterm birth and small-for-gestational-age infants.

Conclusions:

  • Preconception high lipid levels, particularly triglycerides, predict increased risk of preeclampsia and gestational diabetes.
  • Maternal pre-pregnancy conditions may explain links between pregnancy complications and later cardiovascular disease.
  • Interventions promoting preconception cardiovascular health could mitigate pregnancy complication risks.
Abstract

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