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Muscle Activity and Sensation During Upright Partitioned Leg Exercise in COPD

Leg Muscle Activity and Sensation During Upright Partitioned Exercise Compared to Walking: Propulsion of a 3-wheeled Scooter by Patients With Chronic Obstructive Pulmonary Disease

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02613351
Acronym
MAPLE
Enrollment
15
Registered
2015-11-24
Start date
2015-12-31
Completion date
2017-08-14
Last updated
2017-11-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic Obstructive Pulmonary Disease

Keywords

Exercise Tolerance, Lung Diseases, Obstructive

Brief summary

The aim of this study is to determine if: the large muscles of the leg, activated during walking, are also active during scooting; whether scooting alters the relationship between leg and breathing heaviness; whether there is evidence of leg fatigue during scooting.

Interventions

DEVICEscooting

three-wheeled scooter (Monark 662, Monark Exercise AB Sweden) comprised of a single front wheel that provides steering and two rear wheels that create a wide base of support.

Sponsors

West Park Healthcare Centre
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Diagnosis of COPD: FEV1 \< 80 % and FEV1/FVC \< 0.7; * Able to communicate in English * Clinically stable

Exclusion criteria

* predominant co-morbidities or treatments that might influence the results of exercise testing

Design outcomes

Primary

MeasureTime frameDescription
slope of the relationship between self-reported breathing and leg heaviness using Borg scale1 weekBorg scale ratings of breathing and leg heaviness will be measured during stepwise incremental speed exercise tests. The relationship between leg and breathing heaviness with increasing demand (speed) is quantified by the slope of the relationship between self-reported breathing and leg heaviness under each condition of customary walking and scooting.

Countries

Canada

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026