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Randomized Clinical Trial of Bifocal Lenses Versus Computer-specific Progressive Addition Lenses

NCT00585026 · Status: TERMINATED · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 40

Last updated 2011-06-15

No results posted yet for this study

Summary

This is a research study designed to test the utility of D-shaped bifocal lenses and PRIO Computer Lenses for persons using a computer. We hypothesize that lenses specially designed for computer use may allow more comfortable and productive work on a computer.

Conditions

  • Refractive Error
  • Presbyopia
  • Asthenopia
  • Eyeglasses

Interventions

DEVICE

D-28 bifocal lenses and frame

DEVICE

Progressive addition computer lenses and frame

Sponsors & Collaborators

  • University of Alabama at Birmingham

    lead OTHER

Principal Investigators

  • Kent M. Daum, O.D., Ph.D. · School of Optometry, University of Alabama at Birmingham

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Model
PARALLEL

Eligibility

Min Age
40 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2006-10-31
Completion
2007-06-30

Countries

  • United States

Study Locations

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Entities

Diseases

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 NCT00585026 on ClinicalTrials.gov