children with myopia
Conditions
Interventions
Repeated low-level red-light therapy group:None
OK group / Orthokeratology group:None
Sponsors
Shenzhen People's Hospital
Eligibility
Sex/Gender
All
Age
6 Years to 16 Years
Inclusion criteria
Inclusion criteria: 1. Age 6–16 years; 2. Cycloplegic spherical equivalent refraction (SER) between -0.50 D and -6.00 D, inclusive; 3. Astigmatism <=2.50 D; 4. Anisometropia <=1.50 D; 5. Best-corrected visual acuity (BCVA) of logarithm of the minimum angle of resolution (LogMAR) 0.00 or better; 6. Completion of 3 years of follow-up; 7. No other myopia control treatment during follow-up, and no change in treatment modality or lens brand; 8. For the orthokeratology group, discontinuation of lens wear for no more than 1 week.
Exclusion criteria
Exclusion criteria: 1. Presence of systemic diseases or autoimmune diseases; 2. Strabismus, dry eye, ocular trauma, elevated intraocular pressure, keratoconus, or other ocular diseases except refractive error; 3. Previous history of ocular surgery; 4. Use of atropine, multifocal soft contact lenses, or defocus incorporated multiple segments lenses within 6 months before enrollment; 5. Poor compliance or inability to complete follow-up; 6. For the red-light therapy group, afterimage duration longer than 5 minutes; 7. Intolerance to the treatment.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Change in axial length from baseline; | — |
Secondary
| Measure | Time frame |
|---|---|
| Proportion of axial shortening;Treatment-related adverse events;Axial elongation rate; | — |
Countries
China
Contacts
Public ContactNie Aiqin
Shenzhen People's Hospital
Outcome results
None listed