RecruitingNCT06264804

Risk Factors for Progressive Suction Loss in Corneal Refractive Surgery

Analysis of Factors Associated With Threatened Aspiration in Patients Undergoing Small-incision Lenticule Extraction (SMILE) : Prospective Study

Sponsor

Yifeng Yu

Enrollment

800 participants

Start Date

Feb 16, 2024

Study Type

OBSERVATIONAL

Conditions

The goal of this Prospective observational studiesis to Characteristics of progressive suction loss.

Min Age: 18 YearsMax Age: 50 Years

Age ≥ 18 years;
Stable refractive state in the last 2 years, with yearly change in refractive power ≤ 0.50 D;
Spherical power ≤ -10.00D, cylindrical power ≤ -3.00 D;
Best Corrected Visual Acuity (BCVA) ≥ 16/20;
No use of corneal contact lenses two weeks before surgery.

Eye diseases or histories beyond myopia and astigmatism, such as keratoconus;
Previous eye surgeries or histories of systemic illnesses;
Severe mental disorders like generalized anxiety disorder, panic disorder, depression, psychosis, and bipolar disorder, impeding cooperation with the doctor.

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