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Completed Phase 3 Interventional

Trial Comparing Near Versus Distance Activities While Patching for Amblyopia in Children 3 to <7 Years Old

ClinicalTrials.gov ID: NCT00315198

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.

ClinicalTrials.gov public records Last synced Sep 1, 2026, 11:04 PM EDT

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

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.

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