Status:
COMPLETED
Study of Theories About Myopia Progression (STAMP)
Lead Sponsor:
Ohio State University
Collaborating Sponsors:
National Eye Institute (NEI)
Conditions:
Myopia
Eligibility:
All Genders
6-11 years
Phase:
NA
Brief Summary
At this time, we do not know what causes a child to become more nearsighted (myopic). STAMP will help us better understand nearsightedness in children. Children will be randomly chosen to wear regular...
Detailed Description
Eligible children will be enrolled, randomized, and followed at six-month intervals for two years with all children wearing single vision lenses for the second year. At each visit, complete measuremen...
Eligibility Criteria
Inclusion
- 6 to 11 years of age
- Best corrected vision of at least 20/30 in each eye
- Birth weight \> 1250g
- (The criteria below will be evaluated at a screening visit to find out if the child can participate)
- Accommodative lag \>= 1.30 D (for a 4D stimulus)
- At least -0.75 D myopia in each meridian measured with cycloplegic autorefraction but not more than -4.50 D in each meridian in each eye
- Esophoria at near if more than -2.25 D spherical equivalent (high myopia)
- Astigmatism \< 2.00 DC in each eye
- Anisometropia \< 2.00 D
Exclusion
- Strabismus (eye turn)
- History of contact lens wear
- History of previous bifocal wear
- Diabetes mellitus
Key Trial Info
Start Date :
December 1 2006
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
July 1 2010
Estimated Enrollment :
85 Patients enrolled
Trial Details
Trial ID
NCT00335049
Start Date
December 1 2006
End Date
July 1 2010
Last Update
October 28 2022
Active Locations (1)
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1
The Ohio State University College of Optometry
Columbus, Ohio, United States, 43210