Driving Ability in Patients With CMT 1A

March 7, 2017 updated by: Jerath U Nivedita
Charcot Marie Tooth 1A (CMT 1A) is a common inherited disorder of the nerves in the body. The disease can result in difficulties with strength and balance as well as in foot deformities such as high arches, hammer toes, and tight ankles. Because of these difficulties, the disease may affect driving, especially because driving requires quick responses at times such as slamming on the brakes or turning the steering wheel quickly. The following study determines driving performance in individuals who have CMT 1A.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

Individuals with CMT 1A will drive in a driving simulator, which involves a car located in a room in the University of Iowa Hospitals and Clinics (UIHC). Individuals will drive in the car as if they are driving in real life and the whole experience is like playing a car video game with a big animated screen. The driving results will be compared to similar aged patients who don't have CMT 1A and have also taken the driving test. If patients with CMT 1A do have driving difficulties compared to those who do not have CMT 1A, the results of the study will try to help patients with CMT1A drive better by ultimately creating devices that might help them use the steering wheel or brake pedal in a safer way.

Study Type

Interventional

Enrollment (Actual)

32

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Iowa
      • Iowa City, Iowa, United States, 52246
        • University of Iowa

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

14 years and older (Child, Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Have CMT 1A
  • Have a valid driver's license

Exclusion criteria:

  • History of other types of neuropathy (other than CMT 1A)
  • History of blindness, seizures, or stroke, dementia/cognitive dysfunction

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Supportive Care
  • Allocation: Randomized
  • Interventional Model: Single Group Assignment
  • Masking: Single

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: CMT 1A Group
Patients with CMT 1A will undergo a driving simulation study. The intervention will be the SIREN driving simulator.
This is a driving simulator located in the basement of the hospital. A car will be facing a large video screen of a driving simulation.
Other Names:
  • SIREN Driving Simulator
Active Comparator: Control Group
Patients without CMT 1A who are our normal controls will undergo a driving simulation study. The intervention will be the SIREN driving simulator.
This is a driving simulator located in the basement of the hospital. A car will be facing a large video screen of a driving simulation.
Other Names:
  • SIREN Driving Simulator

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Driving Error Rate
Time Frame: 1 year
1 year

Secondary Outcome Measures

Outcome Measure
Time Frame
Deceleration speed
Time Frame: 1 year
1 year
Time to braking
Time Frame: 1 year
1 year
Time to apply steering maneuvers
Time Frame: 1 year
1 year

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Nivedita U. Jerath, MD, University of Iowa

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

November 1, 2014

Primary Completion (Actual)

July 1, 2016

Study Completion (Actual)

July 1, 2016

Study Registration Dates

First Submitted

January 13, 2015

First Submitted That Met QC Criteria

February 2, 2015

First Posted (Estimate)

February 6, 2015

Study Record Updates

Last Update Posted (Actual)

March 10, 2017

Last Update Submitted That Met QC Criteria

March 7, 2017

Last Verified

March 1, 2017

More Information

Terms related to this study

Other Study ID Numbers

  • 201307807

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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