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

Completed · Phase 3

Conditions studied: Amblyopia

In brief

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.

Key facts

Study ID

NCT00315198

Run by

Jaeb Center for Health Research

People needed

425

Starts

2005-02-01

Expected to finish

2007-12-01

Last updated by the study team

2010-03-24

Who can join

Age: 3 and older, up to 6. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Patients must be 3 to less than 7 years old with amblyopia due to strabismus, anisometropia, or both.
• Visual acuity in the amblyopic eye must be between 20/40 and 20/400 inclusive, visual acuity in the sound eye 20/40 or better and inter-eye acuity difference > 3 logMAR lines.
• Spectacles, if needed, must be worn for at least 16 weeks or until visual acuity documented to be stable.

You may not qualify if…

• Prior amblyopia treatment other than spectacles in the past month.
• More than one month of amblyopia treatment in the past 6 months.

Where it is running

• Indiana University School of Optometry — Bloomington, Indiana, United States
• Mayo Clinic Department of Ophthalmology — Rochester, Minnesota, United States

Full record on ClinicalTrials.gov

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