N/A
Completed N=120
DigiVis: Self-testing Vision App for Telephone Consultations
Visual Impairment · Amblyopia Suspect
Source: ClinicalTrials.gov NCT04482387 ↗
Enrolled (actual)
120
Serious AEs
0.0%
Results posted
Aug 2024
Primary outcomePrimary: Mean Bias Between the Difference Between DigiVis and Standard Visual Assessment Compared to the Mean of DigiVis and Standard Visual Assessment — 0.112; 0.100 logMAR
Summary
This trial aims to assess the accuracy and test-retest variability of a new digital app which enables community visual acuity testing without requirement of an trained examiner.
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Mean Bias Between the Difference Between DigiVis and Standard Visual Assessment Compared to the Mean of DigiVis and Standard Visual Assessment |
0.112; 0.100 | — |
| SECONDARY Mean Bias Between Repeated DigiVis Test Assessments |
0.100; 0.105 | — |
Eligibility Criteria
Inclusion Criteria
- Age between 5 and 85 years
- Previous recorded visual acuity of at least +0.8 logMAR in or both eyes
Exclusion Criteria
- Individuals with poor conversant English
- Individuals with cognitive impairment
- Subjects unable to access the internet on two digital devices
Data sourced from ClinicalTrials.gov (NCT04482387). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication. Informational only — not medical advice.