Repeatability of pupil diameter measurements using three different topography devices

• Conditions: H21.9; Disorder of iris and ciliary body, unspecified

• Registration Number: DRKS00029931
• Lead Sponsor: Heinrich-Heine-Universität Düsseldorf

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Completion: 2022-07-28
• Study Start: 2022-08-04
• Results First Posted: 2023-08-18
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Complete
• Sex: All
• Target Recruitment: 102

Inclusion Criteria

All patients were older than 18 years
All patients were able to sign an informed consent form

Exclusion Criteria

Patients with eye diseases
Patients with previous eye surgery or trauma
Patients with general diseases affecting the eye
Patients who have worn contact lenses before the examination (soft contact lenses: 2 weeks, rigid contact lenses: 4 weeks)

Study & Design

• Study Type: observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Determination of the pupil diameter

Secondary Outcome Measures

Name	Time	Method
Pupil diameter