Status:
COMPLETED
Ocular Hypertension Treatment Study (OHTS)
Lead Sponsor:
The New York Eye & Ear Infirmary
Collaborating Sponsors:
National Eye Institute (NEI)
Conditions:
Ocular Hypertension
Glaucoma
Eligibility:
All Genders
40-80 years
Brief Summary
The Ocular Hypertension Treatment Study is a multi-center clinical trial sponsored by the National Eye Institute, designed to determine the efficacy and safety of topically administered eye lowering m...
Eligibility Criteria
Inclusion
- Qualifying IOP in at least one eye of each participant must be more than or equal 24 mmHg but less than or equal to 32 mm HG calculated from two separate consecutive determination taken at least 2 hours, but not greater than 12 weeks apart.
- Normal and reliable 30-2 Humphrey Visual Fields in both eyes.
- Normal Optic disc in both eyes on clinical examinations and stereoscopic photographs as determined by the Optic Disc Reading Center.
Exclusion
- Visual acuity worse than 20/40 in either eye on qualifying exam.
- Previous intraocular surgery: laser trabeculoplasty, laser iridotomy, filtering surgery, combined cataract extraction/filtering procedures, penetrating keratoplasty and retinal detachment repair.
Key Trial Info
Start Date :
February 1 1994
Trial Type :
OBSERVATIONAL
End Date :
December 1 2006
Estimated Enrollment :
Patients enrolled
Trial Details
Trial ID
NCT00803998
Start Date
February 1 1994
End Date
December 1 2006
Last Update
November 1 2013
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