Actively Recruiting

Phase Not Applicable
Age: 16Years +
All Genders
Healthy Volunteers
NCT03848663

Visual Remapping to Aid Reading With Field Loss

Led by University of Minnesota · Updated on 2026-04-22

108

Participants Needed

1

Research Sites

230 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

Reading performance in patients with Central Vision Loss and age matched controls with artificial scotomas will be measured with and without different kinds of remapping of missing text to different parts of the visual field.

CONDITIONS

Official Title

Visual Remapping to Aid Reading With Field Loss

Who Can Participate

Age: 16Years +
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • 16 years or older
  • Central vision loss of at least 5 deg diameter, including the fovea, from bilateral central scotomas
  • Stable fixation (+/- 1 deg) using their PRL
  • No cognitive impairment as indicated by a Mini-Mental State Examination (MMSE)
  • Satisfactory calibration achievable using eye tracker
Not Eligible

You will not qualify if you...

  • Central vision loss of less than 5 deg diameter; scotomas that do not cover the fovea; unilateral scotomas
  • Poor fixation (worse than+/- 1 deg) using their PRL
  • Cognitive impairment as indicated by a Mini-Mental State Examination (MMSE)
  • Satisfactory calibration not achievable using eye tracker

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 1 location

1

University of Minnesota

Minneapolis, Minnesota, United States, 55455

Actively Recruiting

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Research Team

S

Stephen Engel, Ph.D.

CONTACT

G

Gordon Legge, Ph.D.

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NON_RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

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