FindTrial
Sign In

Investigation on correction of myopia in primary and middle school students

Effect of Wearing Low Degree Convex Spectacles on Myopia Prevention Among Primary School Children in Beijing, China

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR-OON-17010470
Enrollment
Unknown
Registered
2017-01-19
Start date
2010-09-01
Completion date
Unknown
Last updated
2017-04-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

myopia

Interventions

intervention group:wearing low degree convex lenses
control group:daily acticity

Sponsors

Capital Medical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Primary school students in grades 1-5 in 2010; (2) Students who took voluntary participation in primary school students myopia intervention, and signed the parents informed consent of primary school students.

Exclusion criteria

Exclusion criteria: (1) 2010 baseline survey and 2011 end line survey for the hyperopic eye pupils; (2) 2010 baseline survey and 2011 end-line survey with trachoma, glaucoma and other eye diseases in primary school students.

Design outcomes

Primary

MeasureTime frame
right eye spherical equivalent;—

Countries

China

Contacts

Public ContactXiuhua Guo

Capital Medical University

guoxiuh@ccmu.edu.cn+86 010 83911508

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026