Environmental Factors and Myopia Prevalence Among Uyghur Students in Remote China

• Conditions: Myopia; Environment

• Registration Number: NCT07119723
• Lead Sponsor: Tianjin Medical University Eye Hospital

Brief Summary

Ophthalmologic screening performs annually. Main information collected: gender, age, race, school, visual acuity, autorefractive results.

Detailed Description

Not available

Study Timeline

• Study Start: 2020-06-01
• Study First Submitted: 2025-07-30
• Status Verified: 2025-08
• Study First Submitted QC: 2025-08-05
• Last Update Submitted: 2025-08-05
• Study First Posted: 2025-08-13
• Last Update Posted: 2025-08-13
• Primary Completion: 2026-12-30
• Study Completion: 2026-12-30

Recruitment & Eligibility

• Status: ENROLLING_BY_INVITATION
• Sex: All
• Target Recruitment: 100000

Inclusion Criteria

• 6 -15 years old

Exclusion Criteria

• Students with strabismus, amblyopia, or other ocular diseases.

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
spherical equivalent refraction	From January 2020 to December 2026

Trial Locations

Locations (1)

Tianjin medical university eye hospital; 🇨🇳 Tianjin, China