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Spaeth/Richman Contrast Sensitivity Test

NCT01300949 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 314

Last updated 2018-12-11

Study results available
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Summary

The Spaeth-Richman Contrast Sensitivity (SPARCS) test is a new method of assessing contrast sensitivity. The test, another way to measure vision, is performed on any standard computer with internet access. Patients will be tested with SPARCS and with the standard Pelli-Robson contrast test.

Conditions

Interventions

DIAGNOSTIC_TEST

Spaeth/Richman Contrast Sensitivity Test

internet based computerized contrast sensitivity test measuring central and peripheral vision using black and white stripes that decrease in contrast by fading to a white background.

DIAGNOSTIC_TEST

Pelli-Robson Contrast Sensitivity Chart

wall chart contrast sensitivity test measuring central vision using black letters that decrease in contrast by fading to a white background.

Sponsors & Collaborators

  • Pfizer

    collaborator INDUSTRY

  • Wills Eye

    lead OTHER

Principal Investigators

  • George L Spaeth, MD · Glaucoma Service, Wills Eye Institute

Study Design

Allocation
RANDOMIZED
Purpose
DIAGNOSTIC
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2010-01-31
Primary Completion
2014-04-30
Completion
2014-04-30

Countries

  • United States

Study Locations

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Entities

Diseases
Companies

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT01300949 on ClinicalTrials.gov