Correlation Between Cardiopulmonary Metabolic Cost and Lower Limb Muscle Activity

NCT ID: NCT04614857

Last Updated: 2021-04-15

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

COMPLETED

Clinical Phase

NA

Total Enrollment

24 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-11-05

Study Completion Date

2021-02-26

Brief Summary

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The purpose of this study was to determine the effect of lower extremity muscle activity on the increase of cardiopulmonary metabolic cost during inclined treadmill gait in the elderly.

Detailed Description

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The purpose of this study was to determine the effect of lower extremity muscle activity on the increase of cardiopulmonary metabolic cost during inclined treadmill gait in the elderly.

Metabolic energy expenditure and muscle activity are measured simultaneously.

Conditions

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Gait

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

OTHER

Blinding Strategy

NONE

Study Groups

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Inclined treadmill gait

All subjects underwent measurements of muscle activity and respiratory metabolism energy during treadmill walking at a comfortable speed for 5 minutes and measured by three conditions (#0% inclined treadmill gait, #10% inclined treadmill gait, and #16% inclined treadmill gait)

Group Type EXPERIMENTAL

Inclined treadmill gait

Intervention Type OTHER

All subjects underwent measurements of muscle activity and respiratory metabolism energy during treadmill walking at a comfortable speed for 5 minutes and measured by three conditions (#0% inclined treadmill gait, #10% inclined treadmill gait, and #16% inclined treadmill gait)

Interventions

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Inclined treadmill gait

All subjects underwent measurements of muscle activity and respiratory metabolism energy during treadmill walking at a comfortable speed for 5 minutes and measured by three conditions (#0% inclined treadmill gait, #10% inclined treadmill gait, and #16% inclined treadmill gait)

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Between 65 and 84 years elderly without neurological effects
* Ability to independent gait at least 16% inclined treadmill
* High levels of physical performance (SPPB \> 7)

Exclusion Criteria

* Severe visual impairment or dizziness that increases the risk of falls
* Serious cardiac conditions (hospitalization for myocardial infarction or heart surgery, history of congestive heart failure, documentedserious and unstable cardiac arrhythmias, hypertrophic cardiomyopathy,severe aortic stenosis, angina or dyspnea at rest or during activities ofdaily living)
* Difficult to understand experimental tasks because of extremely severe cognitive impairment
* Recent acute injuries such as fractures within 6 months, or experience in orthopedic surgery such as artificial joint replacement
* Acute injuries such as fractures within 6 months or orthopedic surgery such as artificial joint replacement
Minimum Eligible Age

65 Years

Maximum Eligible Age

84 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Samsung Medical Center

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Yun-Hee Kim, MD, PhD

Role: PRINCIPAL_INVESTIGATOR

Samsung Medical Center

Locations

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Samsung Medical Center

Seoul, , South Korea

Site Status

Countries

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South Korea

References

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Kim J, Lee HJ, Lee SH, Lee J, Chang WH, Ryu GH, Kim YH. Correlation between cardiopulmonary metabolic energy cost and lower-limb muscle activity during inclined treadmill gait in older adults. BMC Geriatr. 2021 Aug 23;21(1):469. doi: 10.1186/s12877-021-02401-9.

Reference Type DERIVED
PMID: 34425788 (View on PubMed)

Other Identifiers

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2020-08-147

Identifier Type: -

Identifier Source: org_study_id

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