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Outdoor activity
BEHAVIORAL
2 trials
Sponsors
Sun Yat-sen University
, The Chinese University of Hong Kong, Shenzhen
Conditions
Myopia
Stress (Psychology)
Unknown Phase
Guangzhou Outdoor Activity Longitudinal Study
NCT00848900
Sun Yat-sen University
Myopia
Start: 2009-04-30
End: 2012-07-31
Target: 2000
Updated: 2010-11-22
Strengthening the Parent-Child Relationship Through Urban Nature
Completed
NCT07570498
The Chinese University of Hong Kong, Shenzhen
Stress (Psychology)
Start: 2025-09-30
End: 2025-12-30
Updated: 2026-05-12
Related Papers
Effect of Time Spent Outdoors at School on the Development of Myopia Among Children in China
JAMA
2015-09-15
1008 citations
Disordered Sleep and Myopia Risk among Chinese Children
PLoS ONE
2015-03-26
68 citations