Comparison of wavefront-guided and cross-cylinder photorefractive keratectomy in correcting medium-high astigmatism
Not Applicable
- Conditions
- medium-high astigmatism.Disorders of refraction
- Registration Number
- IRCT138902083827N1
- Lead Sponsor
- Research Secretery,Tabriz University of Medical Sciences
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete
- Sex
- All
- Target Recruitment
- 98
Inclusion Criteria
stable refraction, astigmatism more than 1.50 diopter, age 20-50 years
Exclusion criteria: any ocular pathology, pachymetry less than 470 micron, connective tissue disease, asymmetric astigmatism, tear film abnormality
Exclusion Criteria
Not provided
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Correction of astigmatism. Timepoint: preoperative and six months postoperative. Method of measurement: refraction.
- Secondary Outcome Measures
Name Time Method Visual acuity. Timepoint: preoperative and six months postoperative. Method of measurement: snelen chart.;Visual aberrations. Timepoint: preoperative and six months postoperative. Method of measurement: aberrometry.