Prevalence and Environmental Factors for Myopia Among Chinese School-aged Children and Adolescent in Tianjin
RecruitingOBSERVATIONAL
Enrollment
500,000
Participants
Timeline
Start Date
March 1, 2021
Primary Completion Date
December 1, 2022
Study Completion Date
December 31, 2025
Conditions
MyopiaRefractive Errors
Trial Locations (1)
Unknown
RECRUITING
Tianjin Eye Hospital, Tianjin
All Listed Sponsors
lead
Tianjin Eye Hospital
OTHER
NCT05336799 - Prevalence and Environmental Factors for Myopia Among Chinese School-aged Children and Adolescent in Tianjin | Biotech Hunter | Biotech Hunter