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NCT00076700 · ClinicalTrials.gov registry record

Enhanced Tactile Memory in the Blind

A clinical trial of Blindness, sponsored by National Institute of Neurological Disorders and Stroke (NINDS).

Completed
Registry status
45
Enrollment target
1
Study location

NCT00076700 is a study of Blindness that has completed, run by National Institute of Neurological Disorders and Stroke (NINDS). The registered enrollment target is 45 participants, below the 52-participant average among 7 other Blindness trials with a reported enrollment target (13% lower). The trial reports 1 study location across 1 state.

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The verdict

NCT00076700, a study of Blindness, has completed, sponsored by National Institute of Neurological Disorders and Stroke (NINDS).

COMPLETED
Registry status
45 participants
Enrollment target
1
Study location

Study Summary

This study will determine if the brain regions in blind people that would normally be involved in vision are used instead to remember touch. Blind people have an enhanced sense of touch compared to sighted people, and they also perform better on tests for certain kinds of memory. This study will examine and compare the results of a touch memory test in blind and sighted people to determine what brain areas are involved in responding to touch. Blind people and sighted volunteers between 18 and 80 years of age who have no psychiatric problems or neurological problems (other than blindness) may be eligible for this study. Candidates are screened with a medical interview and examination. Participants undergo one or both of the following procedures: Behavioral experiment Sighted participants are blindfolded during this experiment. Subjects sit comfortably in front of a table. They are presented with a number of surfaces placed on a table one at a time and are given 10 seconds to feel each surface with the index finger on their dominant hand. They must concentrate and memorize the surfaces as best they can. After a 15-minute break, they are again presented with a series of surfaces and given 10 seconds to feel each one. This time, they must say as quickly as possibly whether the surface is one they touched previously or is a new surface. Functional MRI MRI uses a strong magnetic field and radio waves to obtain images of body organs and tissues. In this study, subjects undergo MRI scanning of the brain while performing the same touch test described above. For the MRI, the subject lies on a table that slides into the scanner. The MRI machine detects change in the brain regions involved in performing the task.

Conditions Studied

Study Locations (1)

Maryland

  • National Institute of Neurological Disorders and Stroke (NINDS) - Bethesda

Trial Details

FieldValue
Enrollment Target 45 participants
Start Date 2004-01
Est. Completion 2006-01

What the Registry Record Tells You About NCT00076700

The ClinicalTrials.gov registry entry for NCT00076700 describes a study currently listed as completed, categorized as an unspecified phase. The registered enrollment target is 45 participants, a figure that helps gauge the scale of data the investigators plan to collect, below the 52-participant average among 7 other Blindness trials with a reported enrollment target (13% lower). The listed sponsor is National Institute of Neurological Disorders and Stroke (NINDS), which has 567 total studies on file at ClinicalTrials.gov.

The record links to 1 condition, with Blindness appearing as the primary indexed condition, and to 0 interventions.

NCT00076700 reports 1 study location spanning 1 distinct geographic area - top geographies include Maryland.

Frequently Asked Questions

What is clinical trial NCT00076700 about?

NCT00076700 is a clinical study titled "Enhanced Tactile Memory in the Blind". This study will determine if the brain regions in blind people that would normally be involved in vision are used instead to remember touch. Blind people have an enhanced sense of touch compared to sighted people, and they also perform better on tests for certain kinds of memory. This study will exa...

What is the current status of trial NCT00076700?

This trial is currently completed. The enrollment target is 45 participants. The study started on 2004-01. Estimated completion is 2006-01.

What conditions does trial NCT00076700 study?

This clinical trial studies the following conditions: Blindness.

Who is sponsoring clinical trial NCT00076700?

This trial is sponsored by National Institute of Neurological Disorders and Stroke (NINDS), which has 567 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT00076700 being conducted?

This trial has 1 study location across Maryland. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

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Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainTrial Editorial

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