Article / peer reviewed
Bedtime Screen Use Behaviors and Sleep Outcomes in Early Adolescents: A Prospective Cohort Study
A national prospective cohort study relates specific bedtime screen behaviors to sleep outcomes one year later.
Publication details
Author and publication date
- Published
Research context
Population and methodology
- Population 9,398 early adolescents in the Adolescent Brain Cognitive Development Study; ages 11-12; United States.
- Methodology Prospective cohort analysis of self-reported bedtime screen use, self-reported sleep duration, and caregiver-reported sleep disturbance, adjusted for baseline sleep and sociodemographic covariates.
- Fieldwork ABCD Study Years 2-3, 2018-2021
- Sample size 9,398
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Evidence strength
Limitations Prospective associations do not establish causality, and the findings cover early adolescents rather than younger children.
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Extracted evidence
findingself-reported
Early adolescents who left their phone ringer activated overnight had greater odds of sleep disturbance and shorter sleep one year later than peers who turned phones off at bedtime; bedtime social media, texting, and music use showed the same direction.
Locator Abstract, Results paragraph.
Scope 9,398 early adolescents in the Adolescent Brain Cognitive Development Study; 11-12; United States; ABCD Study Years 2-3, 2018-2021.
Limitations Prospective associations do not establish causality, and the findings cover early adolescents rather than younger children.
Connected conclusions
Themes
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