The Association between Sleep Problems and Neuropsychological Deficits in Medication-naïve Children with ADHD
Rikke Lambek1, Per Hove Thomsen2, Edmund J S Sonuga-Barke2,3
1Department of Psychology and Behavioural Sciences, Aarhus University, Aarhus, Denmark.
Behavioral Sleep Medicine
|June 3, 2021
Summary
This study found a modest link between sleep issues and neuropsychological deficits in children with Attention-Deficit/Hyperactivity Disorder (ADHD). Specific sleep patterns were associated with executive function and delay aversion in children with ADHD.
Area of Science:
- Neuroscience
- Pediatrics
- Sleep Medicine
Background:
- Children diagnosed with Attention-Deficit/Hyperactivity Disorder (ADHD) frequently experience sleep disturbances and neuropsychological impairments.
- Existing research on the association between sleep problems and neuropsychological deficits in pediatric ADHD is limited, with methodological variations hindering definitive conclusions.
Purpose of the Study:
- To investigate the relationship between sleep parameters and neuropsychological functioning in children with ADHD.
- To examine associations between objective and subjective sleep measures and executive function/delay aversion in pediatric ADHD.
Main Methods:
- A clinical sample of 59 medication-naïve children (ages 6-14) with ADHD participated.
- Participants underwent polysomnography and multiple sleep latency testing.
- Neuropsychological assessments included executive function and delay aversion tasks, alongside parent/teacher ratings; sleep habits were assessed via parent questionnaires.
Main Results:
- Correlations between sleep parameters and neuropsychological outcomes were generally modest.
- Specific sleep parameters, including sleep stages and latencies, showed associations with objectively and subjectively measured executive function and delay aversion.
Conclusions:
- The study supports a modest association between sleep and neuropsychological function in children with ADHD.
- Findings underscore the importance of considering sleep in the context of neuropsychological deficits in pediatric ADHD, utilizing gold-standard assessment methods.
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