The Role of Executive and General Cognitive Functioning in the Attention Problems of Very and Extremely Preterm

Robert Eves1, Adrian von Mühlenen1, Marina Mendonça1

  • 1Department of Psychology and Division of Mental Health & Wellbeing, University of Warwick, Coventry, United Kingdom.

Insights

Adults born very preterm/very low birth weight (VP/VLBW) and extremely preterm (EP) face higher risks of attention problems. These attention deficits are linked to early childhood cognitive ability and adult executive functioning.

Area of Science:

  • Neuroscience
  • Developmental Psychology
  • Pediatrics

Background:

  • Preterm birth, including very preterm/very low birth weight (VP/VLBW) and extremely preterm (EP) birth, is a significant global health concern.
  • Attention problems are frequently observed in individuals born preterm, but the underlying cognitive mechanisms require further elucidation.

Purpose of the Study:

  • To investigate the association between attention problems in adults born VP/VLBW or EP and specific executive or general cognitive deficits.
  • To determine if childhood intelligence and adult executive functions mediate the relationship between preterm birth and attention issues.

Main Methods:

  • Longitudinal study design comparing VP/VLBW (Bavarian Longitudinal Study) and EP (EPICure Study) cohorts with their respective control groups.
  • Assessment of adult attention deficit hyperactivity disorder (ADHD) symptoms via self-report, parent-report (BLS), and observer-rated attention spans.
  • Hierarchical regression analyses to examine the influence of executive functioning (inhibitory control, working memory), childhood IQ, and sex on attention problems.

Main Results:

  • VP/VLBW and EP individuals exhibited lower observer-rated attention spans compared to controls.
  • Parent-rated inattention was higher in VP/VLBW adults, but self-reported ADHD symptoms did not differ significantly between preterm and control groups.
  • In the BLS cohort, inhibitory control and childhood IQ were associated with parent-rated inattention, while working memory and childhood IQ were linked to observer-rated attention spans.

Conclusions:

  • Adults born VP/VLBW and EP are at an elevated risk for observer-rated attention problems.
  • These attention difficulties are primarily associated with general cognitive ability deficits identified in early childhood, with a secondary contribution from adult executive functioning.
Abstract

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