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Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale
19:15

Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale

Published on: August 25, 2014

Perinatal and postnatal factors in very preterm infants and subsequent cognitive and motor abilities

R W I Cooke1

  • 1Department of Child Health, University of Liverpool, Neonatal Unit, Liverpool Maternity Hospital, Liverpool L8 7SS, UK. mc19@liv.ac.uk

Archives of Disease in Childhood. Fetal and Neonatal Edition
|December 23, 2004
PubMed

Insights

Children born very preterm often experience cognitive and motor challenges. Gestation and factors like patent ductus arteriosus (PDA) significantly impact cognitive development in these children.

Area of Science:

  • Neonatal Medicine
  • Developmental Pediatrics
  • Neuroscience

Background:

  • Children born very preterm frequently exhibit cognitive and minor motor deficits later in life.
  • These challenges persist even when children attend mainstream educational settings.

Purpose of the Study:

  • To investigate the relationship between suboptimal cognitive and motor performance in very preterm children and specific perinatal and postnatal clinical factors.
  • To identify key clinical indicators associated with developmental outcomes in this vulnerable population.

Main Methods:

  • A cohort of 280 infants born before 32 weeks gestation was studied retrospectively.
  • Data on perinatal and postnatal clinical factors were collected from medical records.
  • Intelligence (IQ) and motor impairment (Movement Assessment Battery for Children, MABC) were assessed at 7 years of age, alongside physical measurements.

Main Results:

  • Intelligence quotient (IQ) at 7 years was independently associated with gestational age, patent ductus arteriosus (PDA), and head circumference.
  • Motor impairment (MABC) was significantly related only to gestational age.
  • PDA showed a significant association with periventricular hemorrhage and parenchymal brain lesions, including ventriculomegaly.

Conclusions:

  • Gestational age is a significant determinant of cognitive ability in preterm children.
  • Patent ductus arteriosus (PDA) may negatively affect early brain development, potentially through periventricular hemorrhage, ventriculomegaly, or other disruptions, impacting cognitive outcomes.
Abstract

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