astigmatism
Conditions
Interventions
Sponsors
Peking University Third Hospital
Eligibility
Sex/Gender
All
Age
18 Years to 40 Years
Inclusion criteria
Inclusion criteria: 1?aged between 18 and 40 years old; 2?astigmatism>=2.0D; 3?CDVA>=1.0; 4?stable refraction at least one year before surgery;
Exclusion criteria
Exclusion criteria: 1?patients with corneal thickness less than 500 µm; 2?keratoconus; 3?positive history of ocular surgery or any ocular inflammation or severe ocular disease; 4?presence of any systemic disease;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| manifest refraction; | — |
Secondary
| Measure | Time frame |
|---|---|
| Uncorrected visual accuity; | — |
Countries
China
Contacts
Public ContactYinan Liu
Peking University Third Hospital
Outcome results
None listed