Geneva, July 20 -- International Clinical Trials Registry received information related to the study (ChiCTR2600127847) titled 'Error analysis and model construction of intraocular lens power calculation after corneal refractive surgery' on July 8.

Study Type: Observational study

Study Design: Cohort study

Primary Sponsor: Dalian Third People's Hospital

Condition: Ametropia, age-related cataract

Intervention: Trans-PRKgroup:Corneal refractive surgery ( Trans-PRK ) SMILE group:Corneal refractive surgery (SMILE)

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2026-07-08

Target Sample Size: Trans-PRKgroup:540;SMILE group:560;FS-LASIK group:300;

Countries of Recruitment: China

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