Last updated on May 2018

Effects on Ocular Parameters of Myopic Eyes After Orthokeratology in Myopic Children


Are you eligible to participate in this study?

You may be eligible for this study if you meet the following criteria:

  • Conditions: Myopia
  • Age: Between 8 - 15 Years
  • Gender: Male or Female

Inclusion Criteria:

  • 1. subjects were 6-16 years of age; 2.had no other ocular diseases aside from refractive error and no keratoconus (confirmed by pre-treatment corneal topography); 3. had an intraocular pressure (IOP) of <21 mmHg; 4. had an with-the- rule astigmatism (axes 180 30) 1.50 D; 5.had a best corrected visual acuityBCVA 0.00 log MAR units in both eyes (Snellen equivalent to 20/20);

Exclusion Criteria:

  • 1. had binocular vision problems; 2.use medications that might affect refractive development; 3.had history of ortho-k or contact lens wear; 4. Ocular surface diseases and other eye diseases which can cause abnormalities of ocular surface; 5. Patients with histories of ocular injury or surgery; 6. Corneal staining and decentration of lens after wearing Ortho-k.

Recruitment Status: Open


Brief Description Eligibility Contact Research Team


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