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OpenTrials
Completed

NCT Number: NCT01265628

Validation of the GATE Software

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

Completed

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Key information

Conditions

Visual Field Defects

Age range

18 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

Centre for Ophthalmology, Institute for Ophthalmic Research

Tübingen, 72076, Germany

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

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

Treatment and study plan

perimetry

Procedure

automated static perimetry with adapted GATE strategy

Other names: Octopus 900

Primary outcomes

  1. 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.

Sponsors and collaborators

Lead sponsor

University Hospital Tuebingen

Other

Collaborators

  • Haag-Streit AG

Registry information

Official study title

Validation of the GATE Software for Static Visual Field Examinations

Acronym: ValGATE

Important dates

Study start
2010
Primary completion
2011
First posted
Dec 23, 2010
Registry last updated
Jan 26, 2012

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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