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Inconsistent sleep schedules and daytime behavioral difficulties in school-aged children
Sarah N Biggs1, Kurt Lushington, Cameron J van den Heuvel
1Childrens Research Centre, Discipline of Paediatrics, University of Adelaide, King William Road, Adelaide 5000, Australia. sarah.biggs@monash.edu
Sleep Medicine
|August 25, 2011
Summary
Inconsistent sleep schedules and insufficient sleep duration in children are linked to behavioral difficulties. Stable sleep routines are crucial for healthy child development and daytime functioning.
Area of Science:
- Pediatric Sleep Science
- Child Behavioral Health
- Circadian Rhythms
Background:
- Current sleep recommendations for school-aged children emphasize duration (9-11 hours).
- Sleep schedule stability and routine are vital for circadian health and daytime functioning.
- Limited research exists on the impact of sleep schedule instability on child behavior.
Purpose of the Study:
- To investigate the association between sleep duration, sleep schedule instability, and behavioral difficulties in Australian children.
- To determine if inconsistent sleep/wake times contribute to behavioral problems.
Main Methods:
- A community sample of 1622 Australian children aged 5-10 years participated.
- Parent-report questionnaires assessed sleep/wake behavior and behavioral functioning (Strengths and Difficulties Questionnaire).
Main Results:
- Approximately 50% of children exhibited weekly bed and rise time variability exceeding 1 hour.
- Short sleep duration (<10 hours), long bedtime latency (>60 min), and significant sleep schedule variability (>60 min) increased the risk of behavioral difficulties.
Conclusions:
- Inconsistent sleep schedules are prevalent in children and associated with behavioral issues, similar to short sleep duration.
- Further research is recommended to develop evidence-based guidelines for sleep schedule stability in children.
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