Myopia
Conditions
Interventions
Group A:single vision spectacle lenses
Group B:single vision spectacle lenses and 650nm low-level red-light
Sponsors
The First Affiliated Hospital of Zhengzhou University
Eligibility
Sex/Gender
All
Age
4 Years to 12 Years
Inclusion criteria
Inclusion criteria: 1. Aged 4 to 12 years; 2. Equivalent spherical lens degree: = 0.50 (D) in spherical equivalent refractive error within 1 year prior to group enrollment ; 4. Intraocular pressure 10-21mmHg; 5. No active eye inflammation, no history of eye trauma, no history of eye surgery, no systemic and eye organic lesions.
Exclusion criteria
Exclusion criteria: 1. Patients with a history of photosensitivity, glaucoma, blue eye syndrome, ocular hypertension, fundus macular degeneration or loss, albinism, psoriasis, nephrotic syndrome, systemic lupus erythematosus, diabetes and other immune system and systemic diseases ; 2. Have active ocular inflammation, history of ocular trauma, history of ocular surgery, systemic and ocular organic lesions; 3. Due to increased photosensitivity, concurrent use of atropine-containing products is not recommended.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Axial length;Spherical equivalent;Retinal vascular density; | — |
Secondary
| Measure | Time frame |
|---|---|
| Choroidal thickness;Choroidal vascular index;Retinal thickness; | — |
Countries
China
Contacts
Public ContactFu Aicun
The First Affiliated Hospital of Zhengzhou University
Outcome results
None listed