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Modeling Encephalopathy of Prematurity Using Prenatal Hypoxia-ischemia with Intra-amniotic Lipopolysaccharide in Rats
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Outcomes in preterm infants.

M J Platt1

  • 1Norwich Medical School, University of East Anglia, Norwich NR4 7TJ, UK.

Public Health
|May 6, 2014
PubMed
Summary
This summary is machine-generated.

Preterm birth, before 37 weeks, impacts over 41,000 infants daily worldwide. Risks increase with earlier births and also for post-term births after 42 weeks.

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Area of Science:

  • Perinatology
  • Neonatal Health
  • Public Health

Background:

  • Preterm birth affects over 41,000 infants globally each day, defined as birth before 37 completed weeks of gestation.
  • Adverse outcomes associated with preterm birth generally decrease as gestational age increases.
  • Infant health risks are not limited to preterm births, with elevated risks also observed in late-term and post-term gestations.

Purpose of the Study:

  • To examine the spectrum of risks associated with various gestational ages at birth.
  • To highlight the consequences of preterm birth while also considering risks at other gestational milestones.

Main Methods:

  • This study reviews existing data and literature on infant outcomes based on gestational age.
  • Analysis focuses on comparing risks across different preterm, term, and post-term birth windows.

Main Results:

  • The risk of adverse consequences for infants significantly declines with increasing gestational age from preterm to term.
  • Infants born at 38 and 39 weeks gestation face higher risks than those born at 40 weeks.
  • Neonatal mortality risk increases again for infants born beyond 42 weeks gestation.

Conclusions:

  • Gestational age at birth is a critical determinant of infant health outcomes.
  • While preterm birth carries significant risks, late-term and post-term births also present increased risks that warrant attention.
  • Optimizing delivery timing around the 40-week mark is crucial for minimizing adverse neonatal outcomes.