The Use of Real Time Ultrasound Feedback in Teaching Abdominal Hollowing Exercises

NCT ID: NCT00005771

Last Updated: 2005-06-24

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE2

Study Classification

INTERVENTIONAL

Brief Summary

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Recently, physical therapists have begun treating people who have mechanical low back pain, hypothesized to be caused by segmental instability in the lumbar spine, with a very specific exercise program consisting of trunk stabilization exercises. The theory behind the use of trunk stabilization exercises to treat lower back pain is that active contraction of the trunk local segmental muscles helps to control inter-segmental movement in the spine. The initial trunk stabilization exercise that physical therapists teach patients is an abdominal drawing in maneuver often called an abdominal hollowing exercise (AHE). A challenge for physical therapists is to establish the most effective means of teaching people to contract the relevant muscles needed to perform the AHE. The purpose of this study is to examine if supplementing the typical clinical instruction for teaching the AHE with visual ultrasound feedback to the patient is effective at reducing the length of time it takes an individual to learn to perform an AHE.

Three groups of research volunteers will be taught how to do the AHE while receiving different kinds of feedback about their performance in order to determine which type of feedback is most effective in assisting people to learn the AHE. Group 1 will not receive any feedback about performance; Group 2 will receive feedback from palpation and verbal descriptive alone; and Group 3 will receive feedback from palpation, verbal descriptive feedback, and real time ultrasound. For the initial test when subjects are learning the AHE, the number of trials until the subject demonstrates his/her third correct AHE will be the outcome variable. For the retention test, the outcome variable will be the percentage of trials (out of ten) of correctly performed AHEs in the absence of visual, verbal or palpation feedback.

Detailed Description

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Conditions

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Low Back Pain

Keywords

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Abdominal Hollowing Exercises

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Interventions

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Visual utrasound feedback

Intervention Type DEVICE

Abdominal Hollowing Exercise

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* Healthy volunteers
Minimum Eligible Age

18 Years

Maximum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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National Center for Research Resources (NCRR)

NIH

Sponsor Role lead

Locations

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University of Vermont

Burlington, Vermont, United States

Site Status

Countries

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United States

Other Identifiers

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M01RR000109

Identifier Type: NIH

Identifier Source: secondary_id

View Link

NCRR-M01RR00109-0746

Identifier Type: -

Identifier Source: org_study_id