Differences between objective and subjective sleep measures in children with attention deficit hyperactivity
Jiae Choi1, In-Young Yoon, Hyo-Won Kim
1Department of Neuropsychiatry, Seoul National University Bundang Hospital, Gyeonggi-do, South Korea.
Summary
Parent-reported sleep issues in children with Attention-Deficit/Hyperactivity Disorder (ADHD) were not confirmed by polysomnography. This suggests behavioral disturbances may contribute to perceived sleep problems in ADHD.
Area of Science:
- Neuroscience
- Pediatrics
- Sleep Medicine
Background:
- Attention-Deficit/Hyperactivity Disorder (ADHD) is frequently associated with sleep disturbances.
- Objective assessment of sleep in children with ADHD is crucial for understanding underlying mechanisms.
Purpose of the Study:
- To compare sleep characteristics between children with ADHD and healthy controls using polysomnography and parental reports.
- To investigate the correlation between reported sleep problems and neurobehavioral functioning.
Main Methods:
- Polysomnography was conducted on 27 children with ADHD and 26 controls (aged 7-12).
- Parental questionnaires, including the Children's Sleep Habits Questionnaire and Child Behavioral Checklist (CBCL), assessed sleep problems and behavior.
- ADHD diagnosis was confirmed using the K-SADS-PL-K.
Main Results:
- Parents reported significantly more sleep problems in the ADHD group, including delayed sleep onset, shorter duration, night waking, parasomnias, and daytime sleepiness.
- Polysomnography revealed no significant differences in sleep structure, arousals, or respiratory disturbances between groups.
- Reported sleep issues correlated with various CBCL subscales and the total score.
Conclusions:
- Parental reports of sleep problems in children with ADHD are not consistently supported by objective polysomnographic findings.
- The discrepancy suggests that behavioral factors common in ADHD may contribute to perceived sleep disturbances rather than objective sleep pathology.
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