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Published on: October 11, 2018
An hour less sleep is a risk factor for childhood conduct problems
S Holley1, C M Hill, J Stevenson
1Division of Clinical Neurosciences, School of Medicine, University of Southampton, Southampton General Hospital, Highfield, Southampton, UK. cmh2@soton.ac.uk
Insights
Children with less sleep may face conduct problems. Actigraphy revealed that reduced sleep time significantly predicts behavioral issues in school-aged children, suggesting routine sleep screening.
Area of Science:
- Child psychology
- Sleep science
- Behavioral science
Background:
- Childhood sleep problems can have long-term effects.
- Sleep difficulties in children are linked to behavioral issues, but objective measures yield inconsistent findings.
- Specific sleep quality aspects associated with daytime behavior problems require clarification.
Purpose of the Study:
- To determine which behavioral symptoms in school-aged children (6-11 years) are best predicted by actigraphic sleep measures.
- To investigate the relationship between objective sleep parameters and behavioral difficulties in a general population sample.
Main Methods:
- Actigraphy was used to objectively measure sleep in 91 typically developing children aged 6-11 years over 6 days.
- Parental completion of the Strengths and Difficulties Questionnaire (SDQ) assessed behavioral symptoms.
- Multivariate linear regression models analyzed the impact of sleep on SDQ subscales, controlling for age and gender.
Main Results:
- Sleep measures did not predict emotional symptoms or hyperactivity.
- Actigraphy-identified sleep duration accounted for 18% of the variance in conduct problems.
- Actual sleep time (in minutes) was the only significant predictor of conduct problems.
Conclusions:
- A reduction of 1 hour in sleep duration may increase a child's risk for conduct problems.
- Clinicians should consider screening for sleep difficulties when evaluating children with conduct problems.
Background:
There is emerging evidence that sleep problems in childhood may have enduring consequences. Studies using parental and objective sleep measurement suggest that sleep difficulties in children may be associated with behavioural problems. However, the findings using objective sleep measures are inconsistent and it is not clear what aspects of sleep quality are associated with daytime behavioural difficulties. The aim of this paper is to identify which behavioural symptoms are best predicted by actigraphic sleep measures in a general population sample of school-aged children aged 6-11 years.
Methods:
Actigraphy was used to measure sleep in 91 typically developing children aged 6-11 years for 6 days. Parents completed the Strengths and Difficulties Questionnaire (SDQ). A series of multivariate linear regression models were computed to analyse the effects of sleep on SDQ subscales.
Results:
Sleep did not predict emotional symptoms or hyperactivity. After controlling for age and gender, sleep accounted for 18% of the variance in conduct problems. Only actual sleep time in minutes made a significant contribution to the model.
Conclusions:
A child who sleeps 1 h less than the average child may be at risk of conduct problems. Clinicians should consider routinely screening for sleep difficulties when assessing children with conduct problems.
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