At a glance
ClinicalIndex Comparison RecordN/ACompleted· 230 enrolled
Drug / intervention
Hand-held device supported by a mobile application +2 moredevice
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
A Clinical Validation Study to Evaluate the Performance of a Hand-held Device Supported by a Mobile Application Compared With Standard Eye Care Diagnostic Devices in Measuring Refractive Error of the Eye
In Brief
A clinical study evaluating Hand-held device supported by a mobile application, Phoropter, and 1 other intervention for Refractive Errors and Astigmatism. Completed, enrolled 230 participants across 1 site.
Detailed Summary
Single-center, open-label, prospective study in healthy volunteers desiring refraction for correction of visual acuity to compare a handheld device supported by a mobile application with the phoropter and autorefractor.
Study Details
Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsRefractive Errors, Astigmatism
CountriesUnited States
Collaborators--
Timeline
N/ACompletedFinished
2020202120222023202420252026
First PostedApr 2019
Enrollment StartMay 2019
Primary CompletionMar 2020
TodayJul 2026
First PostedApr 29, 2019
Enrollment StartMay 7, 2019
Primary CompletionMar 31, 2020
TodayJul 2, 2026
Enrollment to primary: 11 monthsPosted 7.2 years ago
Interventions
Hand-held device supported by a mobile applicationdevice
Hand-held device supported by a mobile application to obtain refractive error of the eye.
Phoropterdevice
Manual refraction and ETDRS chart
Autorefractordevice
Automated refraction