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Characterization of preoperative parameters in patients prior to corneal refractive treatment and their influence on refractive outcome after laser in situ keratomileusis (LASIK) or photorefractive keratectomy (PRK).

Characterization of preoperative parameters in patients prior to corneal refractive treatment and their influence on refractive outcome after laser in situ keratomileusis (LASIK) or photorefractive keratectomy (PRK).

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
DRKS
Registry ID
DRKS00029148
Enrollment
130000
Registered
2022-07-12
Start date
2022-08-01
Completion date
Unknown
Last updated
2025-04-07

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

H52.1 H52.0

Interventions

Group 1: Arm 1 will investigate how the parameters gender, age, preoperative corneal thickness, preoperative keratometry, preoperative pupil diameter and preoperative astigmatism can be quantitatively

Sponsors

Universitätklinikum Düsseldorf
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 99 Years

Inclusion criteria

Inclusion criteria: Patients with LASIK or PRK. Only adults capable of giving consent will be included in the study.

Exclusion criteria

Exclusion criteria: Patients with other pre-existing ocular conditions or other procedures.

Design outcomes

Primary

MeasureTime frame
At first, the existing data of the patients at Care Vision shall be collected and statistically analyzed. The data is to be analyzed and the dissertation completed by the end of this year 2022.—

Secondary

MeasureTime frame
Statistical analysis of patient data shall allow comparison with evaluations obtained in several previous studies several years ago.—

Countries

Germany

Contacts

Public ContactAndreas Frings

Universitätklinikum Düsseldorf

info@augenarzt-frings.de+4993173044290

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026