Neuropredictors of oromotor feeding impairment in 12month-old children

Katherine Sanchez1, Angela T Morgan2, Justine M Slattery3

  • 1Murdoch Childrens Research Institute, Parkville, VIC 3052, Australia; University of Melbourne, Parkville, VIC 3052, Australia.

Insights

Neurobehavioral assessments and brain MRI at term can predict oromotor feeding difficulties in infants. These findings help identify infants at higher risk for feeding impairment.

Area of Science:

  • Pediatric Neurology
  • Developmental Pediatrics
  • Neonatal Neuroimaging

Background:

  • Feeding impairment is common in children with neurodevelopmental disorders.
  • Neuroimaging and neurobehavioral outcomes at birth can predict neuromotor issues, but their link to feeding impairment is unclear.

Purpose of the Study:

  • To investigate if neurobehavior and brain MRI at term predict oromotor feeding at 12 months in preterm and term-born infants.
  • To identify early predictors of feeding difficulties in infants.

Main Methods:

  • Prospective cohort study of 248 infants (97 preterm, 151 term-born).
  • Neurobehavioral assessments (General Movements, Hammersmith Neonatal Neurological Examination, Neonatal Intensive Care Unit Network Neurobehavioral Scale) and brain MRI were performed at term-equivalent age.
  • Oromotor feeding was assessed at 12 months corrected age using the Schedule for Oral Motor Assessment.

Main Results:

  • 49/227 children (21.6%) exhibited oromotor feeding impairment.
  • Suboptimal neurobehavioral scores (NNNS stress, reflexes, arousal; HNNE total, reflexes, tone; abnormal GMA) and smaller biparietal diameter at term were associated with feeding impairment.
  • Relationships between neurobehavior and feeding impairment were similar across preterm and term-born groups.

Conclusions:

  • Infant neurobehavior and biparietal diameter at term are associated with oromotor feeding outcomes at 12 months.
  • These findings can help identify infants at high risk for oromotor feeding impairment, enabling early intervention.
Abstract

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