Refractive Outcomes of Photorefractive Keratectomy (PRK) and Small Incision Lenticule Extraction (SMILE) in low myopia Chulalongkorn Hospital Thailand
Not Applicable
Active, not recruiting
- Conditions
- ReLEx,Small Incision Lenticule Extraction,SMILE,Higher,Myopia,Myopic astigmatismPhotorefractive Keratectomy,PRK,Refractive Lenticule Extraction,Myopic surgery,
- Registration Number
- TCTR20190827003
- Lead Sponsor
- Ratchadapiseksompotch Fund, Faculty of Medicine, Chulalongkorn University
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Active, not recruiting
- Sex
- All
- Target Recruitment
- 164
Inclusion Criteria
1. Patients who had myopia between -0.50 to -6.00 diopter and astigmatism below -2.00 diopter
2. Age over 18 years
3. Good compliance and complete follow-up visits in one year
4. Medical Records completed
Exclusion Criteria
1.Patients had severe eye disease
2.Patients had an eye trauma history
3.Patients had corneal disease
4.Patients had used eye medication both pill and eye drop
5.Patients who lost follow up before 1 year
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Efficacy At 1week, 1month,3month,6month,12month after end of the intervention Ratio of Uncorrected Distance Visual Acuity (UDVA) after surgery and Corrected Distance Visual Acuit,Predictability At 1week, 1month,3month,6month,12month after end of the intervention Different of Achieved Refractive Spherical Equivalent and Attempt Refractive Spherical Equivalent ,Safety At 1week, 1month,3month,6month,12month after end of the intervention Ratio of Corrected Distance Visual Acuity(CDVA) after surgery and CDVA before Surgery,Stability At 1week, 1month,3month,6month,12month after end of the intervention Change of Spherical Equivalent at each time point
- Secondary Outcome Measures
Name Time Method Higher order aberration At 1week, 1month,3month,6month,12month after end of the intervention WASCA Aberrometry