Completed
Prospective Evaluation of Radial Keratotomy (PERK) Study
Led by National Eye Institute (NEI) · Updated on 2009-09-17
N/A
Participants Needed
N/A
Research Sites
N/A
Total Duration
On this page
AI-Summary
What this Trial Is About
To determine whether radial keratotomy is effective in reducing myopia. To detect complications of the surgery. To discover patient characteristics and surgical factors affecting the results. To determine the long-term safety and efficacy of the procedure.
CONDITIONS
Brief Title
Prospective Evaluation of Radial Keratotomy (PERK) Study
Who Can Participate
Eligibility Criteria
All men and women had 2 to 8 diopters of simple myopia and were correctable to 20/20 or better with glasses or contact lenses. All patients had the stability of their myopia documented by previous records. Patients were at least 21 years of age and lived in the metropolitan area of the study centers. Each patient agreed to have surgery on one eye and to wait 1 year for surgery on the other eye. Patients with systemic diseases that might affect corneal wound healing and patients with high corneal astigmatism were excluded from the study.
Trial Site Locations
Site Locations not provided
Location information for this trial is currently unavailable.
Not the Right Trial for You?
Explore thousands of other clinical trials that might be a better match.
Sign up to get personalized trial recommendations delivered to your inbox.
Already have an account? Log in here