Objective Visual Acuity Measurement Using Suppression of the Optokinetic Nystagmus (OKN).
NCT ID: NCT04642495
Last Updated: 2021-05-10
Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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COMPLETED
246 participants
OBSERVATIONAL
2019-10-01
2020-09-30
Brief Summary
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Detailed Description
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Conditions
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Study Design
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COHORT
CROSS_SECTIONAL
Study Groups
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Human subjects aged 4 and above
Human volunteers aged 4 and above.
Visual acuity testing with SW , Landolt-"C" and Tumbling-"E" symbols
Establish prediction intervals for acuity tests
Interventions
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Visual acuity testing with SW , Landolt-"C" and Tumbling-"E" symbols
Establish prediction intervals for acuity tests
Eligibility Criteria
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Inclusion Criteria
Exclusion Criteria
* unable or unwilling
4 Years
ALL
Yes
Sponsors
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University of Basel
OTHER
Responsible Party
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Anja Palmowski-Wolfe
Professor Dr. med.
Principal Investigators
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Anja M Palmowski-Wolfe, Prof
Role: PRINCIPAL_INVESTIGATOR
University Basel, University Eye Hospital Basel
Locations
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University Basel, University Eye Hospital Basel
Basel, , Switzerland
Countries
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References
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Schwob N, Palmowski-Wolfe A. Objective measurement of visual acuity by optokinetic nystagmus suppression in children and adult patients. J AAPOS. 2019 Oct;23(5):272.e1-272.e6. doi: 10.1016/j.jaapos.2019.05.016. Epub 2019 Sep 14.
Schwob N, Palmowski-Wolfe A. Establishing an Objective Measurement of Visual Acuity with a Computerised Optokinetic Nystagmus Suppression Test. Klin Monbl Augenheilkd. 2020 Apr;237(4):502-505. doi: 10.1055/a-1119-6123. Epub 2020 Apr 24.
Luethy ML, Schotzau A, Palmowski-Wolfe A. Establishing Prediction Intervals for the SpeedWheel Acuity Test in Adults and Children. Klin Monbl Augenheilkd. 2021 Apr;238(4):488-492. doi: 10.1055/a-1403-2218. Epub 2021 Apr 14.
Other Identifiers
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2016-02078
Identifier Type: -
Identifier Source: org_study_id
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