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Bi-directional association between sleep and outdoor active play among 10-13 year olds

Yingyi Lin1, Michael M Borghese2, Ian Janssen3,4

  • 1Department of Public Health Sciences, Queen's University, Kingston, ON, K7L 3N6, Canada.

BMC Public Health
|February 9, 2018
PubMed

Insights

Children's outdoor active play was linked to longer time in bed, but not other sleep metrics. Sleep characteristics did not predict subsequent outdoor play, suggesting a one-way relationship.

Area of Science:

  • Pediatric Health
  • Sleep Science
  • Physical Activity Research

Background:

  • Understanding the relationship between children's sleep and physical activity is crucial for public health.
  • Previous research has explored this connection, but bidirectional influences require further investigation.

Purpose of the Study:

  • To examine the bidirectional relationship between sleep characteristics and outdoor active play in children.
  • To determine if sleep patterns influence subsequent outdoor play and vice versa.

Main Methods:

  • A cohort of 433 children (10-13 years) in Kingston, ON, Canada, was studied.
  • Sleep (time in bed, duration, chronology, efficiency) was measured over 8 nights using sleep logs and accelerometers.
  • Outdoor active play was assessed over 7 days using accelerometers, GPS, and GIS, with statistical models accounting for confounders.

Main Results:

  • No significant association was found between sleep characteristics and the following day's outdoor active play.
  • Increased outdoor active play was significantly associated with a longer time in bed the following night (4.0 min increase per hour of play).
  • Outdoor active play did not significantly impact sleep duration, sleep chronology, or sleep efficiency.

Conclusions:

  • Sleep characteristics do not predict subsequent daily outdoor active play in children.
  • Increased outdoor active play is associated with longer time in bed, indicating a potential one-way influence.
  • Further research may explore the mechanisms behind this association and its impact on overall sleep quality.
Abstract

Keywords:
ChildPhysical activitySleep

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