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Association Between Outdoor Activity and Insufficient Sleep in Chinese School-Aged Children

Jingyin Luo1, Muqing Cao1, Fan Sun2

  • 1Department of Maternal and Child Health, School of Public Health, Sun Yat-sen University, Guangzhou, Guangdong, China (mainland).

Medical Science Monitor : International Medical Journal of Experimental and Clinical Research
|May 16, 2020
PubMed

Insights

Adequate outdoor activity (OA) is linked to reduced insufficient sleep duration (ISD) in Chinese children aged 6-17. However, the strength of this association varies by age and gender, highlighting the need for tailored interventions.

Area of Science:

  • Pediatric Health
  • Sleep Medicine
  • Public Health

Background:

  • Insufficient sleep duration (ISD) is a growing concern among children globally.
  • Outdoor activity (OA) is a potential modifiable factor influencing sleep patterns in youth.

Purpose of the Study:

  • To investigate the association between daily outdoor activity (OA) and insufficient sleep duration (ISD) in a large cohort of Chinese children.
  • To examine potential age- and gender-specific differences in this relationship.

Main Methods:

  • A national cross-sectional survey of 46,639 Chinese children aged 6-17 years.
  • Data collected via standardized questionnaires on sleep duration, OA time, and demographics.
  • Logistic regression analysis employed to assess the relationship between ISD and OA levels.

Main Results:

  • The prevalence of insufficient sleep duration (ISD) was high at 74.9% among the surveyed children.
  • Increased outdoor activity (≥2 hours/day) was significantly associated with a reduced odds of ISD across different age groups (6-13 and 14-17 years).
  • Similar trends were observed for both genders, though some associations were not statistically significant when stratified by gender.

Conclusions:

  • Adequate daily outdoor activity is associated with a lower risk of insufficient sleep duration in children aged 6-17 years.
  • The relationship between OA and ISD is influenced by both age and gender, suggesting a need for personalized approaches to promote healthy sleep habits.

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