[Comparative study of neupsychological functions in preterm and term childrens at eight years old]

Clara Aviles1, Patricia Madariaga1, Katya Reinbach Hoffman2

  • 1Servicio de Medicina Física y Rehabilitación, Hospital Clínico Regional Guillermo Grant Benavente, Concepción, Chile.

Insights

Children born extremely preterm show deficits in neuropsychological functions, including graphical skills, auditory perception, attention, and cognitive flexibility, compared to full-term peers. These developmental differences persist into school age, impacting overall cognitive performance.

Area of Science:

  • Neuroscience
  • Developmental Psychology
  • Pediatrics

Background:

  • Extremely preterm infants often exhibit developmental challenges in school-age years compared to full-term children.
  • Neuropsychological functions are critical for academic and social success.

Purpose of the Study:

  • To compare the neuropsychological functions of schoolchildren born extremely preterm with those of full-term children.
  • Identify specific areas of cognitive difference between the two groups.

Main Methods:

  • Cross-sectional study involving 43 extremely preterm children (born <1500g and/or <32 weeks gestation) and 40 full-term controls.
  • Utilized the Child Neuropsychological Assessment-ENI2, evaluating 14 cognitive domains.
  • Kruskal-Wallis test used for data analysis with p < 0.05 significance.

Main Results:

  • Children born extremely preterm generally scored lower, with significant differences observed in graphical skills, auditory perception, auditory attention, and cognitive flexibility.
  • Performance varied, with some high and some low scores across different cognitive domains for both groups.
  • Findings align with existing literature on developmental challenges in extremely preterm populations.

Conclusions:

  • Extremely preterm children demonstrate a range of neuropsychological deficits.
  • Cognitive performance in both extremely preterm and full-term children can be 'disharmonic,' with uneven strengths and weaknesses.
  • Early identification and support for specific cognitive functions are crucial for extremely preterm individuals.
Abstract

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