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A real-world study using different frequencies of low-intensity single-wavelength red light to reduce myopia prevalence and delay myopia progression in schools

A real-world study using different frequencies of low-intensity single-wavelength red light to reduce myopia prevalence and delay myopia progression in schools

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400093750
Enrollment
Unknown
Registered
2024-12-11
Start date
2025-01-01
Completion date
Unknown
Last updated
2024-12-16

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

Conditions

Myopia

Interventions

Myopia-Control group:During the academic year 2024 to 2027, participants(The children with myopia,SE under cycloplegia should be <-0.50D) will not use low-intensity single-wavelength red light therapy
Myopia-RL-BID group:During the academic year 2024 to 2026 ,participants(The children with myopia,SE under cycloplegia should be <-0.50D)will receive eye treatment twice a day at school with low-intens
The second group(15participants) was the discontinuation group, the participants stopped using low-intensity single-wavelength red light therapy.
Myopia-RL-QD group:During the academic year 2024 to 2026 ,participants(The children with myopia,SE under cycloplegia should be <-0.50D) will receive eye treatment once a day at school with low-intensi
The second group(132participants) was the discontinuation group, the participants stopped using low-intensity single-wavelength red light therapy.
Pre-Myopia-Control group:During the academic year 2024 to 2027, participants(SE under cycloplegia should be -0.50D~+0.75D) will not use low-intensity single-

Sponsors

Tianjin Medical University Eye Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
7 Years to 9 Years

Inclusion criteria

Inclusion criteria: 1: Students in grades 1-3 ; 2: Sign informed consent, agree to participate in the project and conduct follow-up

Exclusion criteria

Exclusion criteria: Unable to obtain informed consent

Design outcomes

Primary

MeasureTime frame
Axial length;Cumulative incidence ;

Secondary

MeasureTime frame
Spherical equivalent refraction;Choroidal thickness;Visual acuity;Color vision;

Countries

China

Contacts

Public ContactRuihua Wei

Tianjin Medical University Eye Hospital

rwei@tmu.edu.cn+86 139 2068 5016

Outcome results

None listed

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