Validation of the GATE Software

Overview

Comparison of the differential luminance sensitivity (DLS) values at each test point

Full Title of Study: “Validation of the GATE Software for Static Visual Field Examinations”

Study Type

  • Study Type: Observational
  • Study Design
    • Time Perspective: Prospective
  • Study Primary Completion Date: August 2011

Interventions

  • Procedure: perimetry
    • automated static perimetry with adapted GATE strategy

Arms, Groups and Cohorts

  • Glaucoma
  • Retinitis pigmentosa (RP)
  • Anterior Ischemic Optic Neuropathy (AION)

Clinical Trial Outcome Measures

Primary Measures

  • Validation of visual field data and comparison of the differential luminance sensitivity (DLS) values at each test point by applying two perimetric software versions.
    • Time Frame: up to 14 days
    • each participant were examined 2 times at two seperate sessions within 14 days.

Participating in This Clinical Trial

Inclusion Criteria

  • physical, intellectual and linguistic abilities, in order to understand the test requirements – spherical ametropia max. ± 8 dpt, cylindrical ametropia max. ± 3 dpt – distant visual acuity > 10/20 – isocoria, pupil diameter > 3 mm Exclusion Criteria:

  • pregnancy, nursing – diabetic retinopathy – asthma – HIV+ or AIDS – history of epilepsy or significant psychiatric disease – medications known to effect visual field sensitivity – acute ocular infections (e.g. keratitis, conjunctivitis, uveitis) – severe dry eyes – miotic drugs – amblyopia – squint – nystagmus – albinism – keratoconus – intraocular surgery (except for uncomplicated cataract surgery) performed < 3 month prior to screening – history or presence of macular disease and / or macular edema – relevant opacities of central refractive media (cornea, lens, vitreous body) – ocular trauma

Gender Eligibility: All

Minimum Age: 18 Years

Maximum Age: N/A

Are Healthy Volunteers Accepted: No

Investigator Details

  • Lead Sponsor
    • University Hospital Tuebingen
  • Collaborator
    • Haag-Streit AG
  • Provider of Information About this Clinical Study
    • Principal Investigator: Ulrich Schiefer, Prof. Dr. med. Ulrich Schiefer – University Hospital Tuebingen
  • Overall Official(s)
    • Ulrich Schiefer, Prof.Dr.med., Principal Investigator, University of Tuebingen, Centre for Ophthalmology

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