anisomyopia
Conditions
Interventions
ortho-k group:overnight ortho-k wearing
spectacle group:full time single-vision spectacle wearing
Sponsors
Peking University Third Hospital
Eligibility
Sex/Gender
All
Age
8 Years to 14 Years
Inclusion criteria
Inclusion criteria: Aged 8 - 14 years; myopia of both eyes - 0.75 D to - 5.00 D; Cylinder =1.50D; The interocular difference in spherical equivalent=1.00D; The corrected visual acuity of both eyes = 4.9.
Exclusion criteria
Exclusion criteria: Wearing all kinds of contact lenses for more than 3 months. Suffering from eye diseases such as trichiasis, conjunctivitis, dry eye, incomplete eyelid closure, intermittent or dominant strabismus; Suffering from diabetes, asthma, low immunity and other general diseases; Systemic or local application of atropine and other drugs that may affect the development of ocular axial length; Those who are intolerant of corneal contact lenses or spectacles; Those who cannot insist on daily use of orthokeratology lenses or spectacles; Unwilling to sign the informed consent form.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| axial length;spherical equivalent; | — |
Countries
China
Contacts
Public ContactYueguo Chen
Peking University Third Hospital
Outcome results
None listed