Trial Comparing Near Versus Distance Activities While Patching for Amblyopia in Children 3 to <7 Years Old
Public ClinicalTrials.gov record NCT00315198. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomized Trial Comparing Near Versus Distance Activities While Patching for Amblyopia in Children 3 to <7 Years Old
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
Ths purpose of this study is to determine whether "near" activities enhance the effect of patching on visual acuity improvement in strabismic and anisometropic amblyopia when compared with "distance" activities in the treatment of moderate amblyopia and severe amblyopia in children 3 to \<7 years old.
Study identification
- NCT ID
- NCT00315198
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 425 participants
Conditions and interventions
Conditions
Interventions
- Eye Patch Device
- Near activities Procedure
- Distance activities Procedure
Device · Procedure
Eligibility (public fields only)
- Age range
- 3 Years to 6 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jan 31, 2005
- Primary completion
- Nov 30, 2007
- Completion
- Nov 30, 2007
- Last update posted
- Mar 23, 2010
2005 – 2007
United States locations
- U.S. sites
- 2
- U.S. states
- 2
- U.S. cities
- 2
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Indiana University School of Optometry | Bloomington | Indiana | 47405 | — |
| Mayo Clinic Department of Ophthalmology | Rochester | Minnesota | 55905 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
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About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00315198, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Mar 23, 2010 · Synced Sep 1, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00315198 live on ClinicalTrials.gov.