Myopia
Conditions
Interventions
Special designed spectacle group:Wearing DOT 0.2 for one year
Multifocal soft contact lens group:Wearing DFSCL for one year
Special designed spectacle switching to multifocal soft contact lens group:Wearing DOT 0.2 for the first 6 months, and switching to DFSCL for the last 6 months
Multifocal soft contact lens switching to group special designed spectacle:Wearing DFSCL for the first 6 months, and switching to DOT 0.2 for the last 6 months
Sponsors
West China Hospital, Sichuan University
Eligibility
Sex/Gender
All
Age
8 Years to 11 Years
Inclusion criteria
Inclusion criteria: 1. Age: 8-11 years old; 2. Myopia: -3.00 D to -0.75 D; 3. Astigmatism <=0.75 D; 4. Anisometropia< 1.00D; 5. Best corrected visual acuity: Monocular ETDRS 20/25 or better in both eyes; 6. Normal ocular health; 7. Normal binocular visual function.
Exclusion criteria
Exclusion criteria: 1. Suffering from eye diseases such as keratoconjunctivitis, glaucoma, strabismus, etc; 2. Other myopia control methods have been used, such as OK lenses, atropine, and defocus frame glasses; 3. Poor compliance and failure to follow up on time; 4. Refuse randomization.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Axial length;Spherical equivalent shift; | — |
Secondary
| Measure | Time frame |
|---|---|
| Subfoveal choroidal thickness, SFChT;Change in choroidal vascularity index;Corrected visual acuity;High-order aberrations;Thickness of cornea; | — |
Countries
China
Contacts
Public ContactYang Bi
West China Hospital, Sichuan University
Outcome results
None listed