Ametropia
Conditions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Aged 8-13 years, no gender limit; 2. The equivalent spherical diopter of objective optometry under mydriasis of both eyes is between -1.00 D (inclusive) and -4.75D (inclusive); 3. The astigmatism is less than or equal to 1.50D, and the anisometropia of both eyes after the equivalent spherical lens is <= 1.00D;The best corrected visual acuity of binocular subjective optometry is greater than or equal to 1.0; 4. Normal visual function: no amblyopia, strabismus; 5. No ocular or systemic abnormalities; 6. No history of use of myopia control products.
Exclusion criteria
Exclusion criteria: 1. Patients with a history of eye trauma or intraocular surgery; 2. Only one eye meets the inclusion criteria; 3. Those who cannot perform regular eye examination; 4. The researchers decided that the candidates could not be selected.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Equivalent spherical diopter;Eye axis length; | — |
Countries
China
Contacts
Suzhou Lixiang Eye Hospital