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Effect of Acu-Transcutaneous Electrical Nerve Stimulation (TENS) on Post-Exercise Expiratory Flow Rate in Subjects With Asthma

This study has been completed.
Sponsor:
ClinicalTrials.gov Identifier:
NCT00824642
First Posted: January 19, 2009
Last Update Posted: January 19, 2009
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by:
The Hong Kong Polytechnic University
  Purpose
The objective of this study is to investigate the effectiveness of Acu-TENS (Transcutaneous electrical nerve stimulation applied on acupoints) on the post- exercise expiratory flow rate and exercise performance on the subjects with exercise.

Condition Intervention
Asthma Device: Transcutaneous electrical nerve stimulation (TENS) Device: placebo

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Single (Participant)
Primary Purpose: Supportive Care
Official Title: Effect of Acu-TENS on Post-Exercise Expiratory Flow Rate in Subjects With Asthma- A Randomized Controlled Trial

Resource links provided by NLM:


Further study details as provided by The Hong Kong Polytechnic University:

Primary Outcome Measures:
  • Forced expiratory volume in one second (FEV1) and Forced vital capacity (FVC) [ Time Frame: measured before exercise, immediately after exercise and at 20, 40 and 60 minutes post exercise ]

Secondary Outcome Measures:
  • RPE, Exercise duration [ Time Frame: immediately post exercise ]

Enrollment: 30
Study Start Date: May 2005
Study Completion Date: May 2008
Primary Completion Date: May 2008 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Group 1
Applied Acu-TENS prior to exercise
Device: Transcutaneous electrical nerve stimulation (TENS)
Applied 45 minutes prior to exercise
Experimental: Group 2
Applied Acu-TENS prior to and during exercise
Device: Transcutaneous electrical nerve stimulation (TENS)
Applied 45 minutes prior to exercise
Placebo Comparator: Group 3
Applied placebo TENS prior to exercise
Device: placebo
placebo TENS applied prior to exercise

  Eligibility

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Clinical diagnosis with asthma attending regular follow up at respiratory clinic

Exclusion Criteria:

  • Allergic to gel
  • Suffered from other neurological or cardiovascular or musculoskeletal disorders that may affect their exercise performance
  • Suffered from upper respiratory tract infection prior to the study
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00824642


Locations
Hong Kong
Cardiopulmonary and exercise physiology laboratory, The Hong Kong Polytechnic University
Hong Kong, Hong Kong
Sponsors and Collaborators
The Hong Kong Polytechnic University
Investigators
Principal Investigator: Alice Jones, PhD, FACP Department of Rehabilitation Sciences, Hong Kong Polytechnic University
  More Information

Responsible Party: Prof. Alice YM Jones, The Hong Kong Polytechnic University
ClinicalTrials.gov Identifier: NCT00824642     History of Changes
Other Study ID Numbers: CRE-2004.362
First Submitted: January 16, 2009
First Posted: January 19, 2009
Last Update Posted: January 19, 2009
Last Verified: January 2009

Keywords provided by The Hong Kong Polytechnic University:
Asthma
Exercise training
TENS
Acupuncture
FEV1

Additional relevant MeSH terms:
Asthma
Bronchial Diseases
Respiratory Tract Diseases
Lung Diseases, Obstructive
Lung Diseases
Respiratory Hypersensitivity
Hypersensitivity, Immediate
Hypersensitivity
Immune System Diseases