Feeding preterm infants today for later metabolic and cardiovascular outcomes

Alexandre Lapillonne1, Ian J Griffin

  • 1Department of Neonatology, Assistance Publique Hôpitaux de Paris Necker Hospital, Paris Descartes University, Paris, France. alexandre.lapillonne@nck.aphp.fr

Insights

Preterm birth impacts long-term health. While early growth has limited effect on adult cardiovascular and metabolic health, childhood nutrition is crucial for well-being.

Area of Science:

  • Neonatal studies
  • Pediatric nutrition
  • Developmental biology

Background:

  • Preterm birth leads to neonatal morbidity and long-term health issues like hypertension and insulin resistance.
  • The impact of growth rates and nutrition on preterm infants' long-term outcomes requires further investigation.
  • Understanding these effects is crucial for improving long-term health in preterm populations.

Purpose of the Study:

  • To review the effects of fetal growth, postnatal growth, and early nutrition on long-term cardiovascular and metabolic outcomes in preterm infants.
  • To analyze how different growth periods and nutritional interventions influence health trajectories.
  • To identify research gaps in understanding nutrition's role in preterm infant development and health.

Main Methods:

  • Literature review of existing studies on preterm infant growth and nutrition.
  • Analysis of evidence linking early development to later cardiovascular and metabolic health.
  • Synthesis of findings regarding the impact of nutrition during hospitalization and post-discharge.

Main Results:

  • Early undernutrition can adversely affect development.
  • Growth between birth and 12-18 months post-term shows no significant effect on later blood pressure or metabolic syndrome.
  • Reduced growth during hospitalization significantly impacts neurodevelopment, while later childhood growth is key for metabolic and cardiovascular health.

Conclusions:

  • Nutritional interventions during late infancy and childhood warrant further study for improving long-term health.
  • There is a lack of well-designed studies on the effects of nutrition on preterm infants' development and risk of hypertension or insulin resistance.
  • Targeted nutritional support during critical growth periods may mitigate long-term health risks.

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