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NCT04728451 · ClinicalTrials.gov registry record · NA
Spectacle Prescribing in Early Childhood
A NA study of Astigmatism Bilateral and Eyeglasses, sponsored by University of Arizona.
- Active
- Registry status
- NA
- Development phase
- 88
- Enrollment target
- 1
- Study location
NCT04728451: Active NA study of Astigmatism Bilateral and Eyeglasses, sponsored by University of Arizona.
NCT04728451 is a NA study of Astigmatism Bilateral and Eyeglasses that is active but no longer recruiting, run by University of Arizona. The registered enrollment target is 88 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (94% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04728451, a NA study of Astigmatism Bilateral and Eyeglasses, is active but no longer recruiting, sponsored by University of Arizona.
- ACTIVE NOT RECRUITING
- Registry status
- NA
- Development phase
- 88 participants
- Enrollment target
- 1
- Study location
Study Summary
The purpose of this study is to compare developmental outcome for young children (12 to 35 months of age) with astigmatism meeting American Academy of Ophthalmology spectacle prescribing guidelines and who are prescribed and provided spectacles for either Full-Time wear (encouraged and reinforced) or Ad Lib wear (wear dependent on child acceptance).
Primary Outcome
Cognitive Scale Composite Score on the "Bayley Scales of Infant and Toddler Development, 3rd Edition". Tester is masked to the child's randomized group. Scores (continuous scale) are based on published age norms (mean =100, standard deviation = 15) and range from 40-160 with higher scores indicating better outcomes. A difference of ≥10 points between randomized groups will be considered clinically meaningful.
Conditions Studied
Interventions
- BEHAVIORAL Spectacle wear support
- DEVICE Spectacles
Study Locations (1)
Arizona
- The University of Arizona - Tucson
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 88 participants |
| Start Date | 2021-03-25 |
| Est. Completion | 2027-02 |
| Phase | NA |
What the registry record for NCT04728451 still lists
NCT04728451 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 88 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (94% lower).
The record links to 2 conditions, with Astigmatism Bilateral appearing as the primary indexed condition, and to 2 interventions - of which Spectacle wear support is the first listed.
NCT04728451 reports a single indexed study location in Arizona.
Frequently Asked Questions
What is clinical trial NCT04728451 about?
NCT04728451 is a clinical study titled "Spectacle Prescribing in Early Childhood". The purpose of this study is to compare developmental outcome for young children (12 to 35 months of age) with astigmatism meeting American Academy of Ophthalmology spectacle prescribing guidelines and who are prescribed and provided spectacles for either Full-Time wear (encouraged and reinforced) o...
What is the current status of trial NCT04728451?
This trial is currently active not recruiting. It is a NA study. The enrollment target is 88 participants. The study started on 2021-03-25. Estimated completion is 2027-02.
What conditions does trial NCT04728451 study?
This clinical trial studies the following conditions: Astigmatism Bilateral, Eyeglasses.
What interventions are being tested in trial NCT04728451?
The interventions under investigation include: Spectacle wear support (BEHAVIORAL), Spectacles (DEVICE).
Who is sponsoring clinical trial NCT04728451?
This trial is sponsored by University of Arizona, which has 349 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT04728451 being conducted?
This trial has 1 study location across Arizona. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
Learn More About Clinical Trials
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Where NCT04728451's enrollment target sits among peer trials
88 972nd of 2000 higher than 1,027 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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