The Six Minute Walk Test: Influence of Instruction on Results

Inova Health Care Services

Status: Completed

Conditions: Interstitial Lung Disease

Treatments: Procedure: alternative six minute walk test; Procedure: Standard six minute walk test

Study type: Interventional

Funder types: Other; NIH

Identifiers

NCT01789996

10.089

Details and patient eligibility

About

Two - four 6MWT performed according to ATS standards. Each walk however had specifically altered wording and coaching performed in random order to determine differences in outcomes. One walk was done in the standard ATS fashion. One was done coaching to walk as fast as the patient can walk. One was coached to walk at the patients normal walking pace. One was coached to walk at the patient's leisure walking pace.

Full description

Alternate 6MWT where subjects will be asked to walk as fast as they can, walk as normal as they can and walk leisurely as they can in 6 minutes compared to standard of care 6MWT which is walk as far as you can in 6 minutes.

Enrollment: 45 patients

Sex: All

Ages: 18 to 90 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• advanced lung disease such as COPD, ILD, IPF, or PAH

Exclusion criteria

• inability to walk, requiring supplemental oxygen, cardiac disease preventing successful 6MWT

Trial design

Primary purpose: Diagnostic

Allocation: Randomized

Interventional model: Crossover Assignment

Masking: None (Open label)

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45 participants in 2 patient groups, including a placebo group

Alternative six minute walk test

Active Comparator group

Description:

Subjects will be given the following instructions 1. walk as fast as they can in 6 minutes 2. walk as normally as they can in 6 minutes 3. walk leisurely as they can in 6 minutes. Pts will serve as their own controls.

Treatment:

Procedure: alternative six minute walk test

Standard six minute walk test

Placebo Comparator group

Description:

Subjects will be given the following instruction 1. walk as far as they can in 6 minutes

Treatment:

Procedure: Standard six minute walk test