Role of Lung Function for Exercise Capacity in Well-trained Individuals
Role of Lung Function, Airway Inflammation and Bronchial Hyper Reactivity for Exercise Capacity in Well-trained Individuals
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Estimated)
Enrollment
Phase
Phase
- Not Applicable
Contacts and Locations
Study Contact
Study Contact
- Name: Morten Hostrup, PhD
- Phone Number: +4535321595
- Email: mhostrup@nexs.ku.dk
Study Locations
-
-
-
Copenhagen, Denmark, 2100
- Recruiting
- August Krogh Building
-
Contact:
- Morten Hostrup, PhD
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
- Adult
Accepts Healthy Volunteers
Description
Inclusion Criteria:
- Age 18-39
- Physically active > 5 h weekly
- Maximal oxygen consumption classified as high or very high
Exclusion Criteria:
- Diagnosed with severe asthma and been in treatment with long-acting beta2-agonist/corticosteroid
- ECG abnormality
- ACQ score > 1.5
- Severe bronchial hyperreactivity as determined by mannitol test
- FEV1/FVC ratio < 0.7 determined with spirometry
- Chronic illness determined to be a potential risk for participant during study
- In chronic treatment with medication that may interfere with study results
- Pregnancy
- Smoker
- Blood donation during the past 3 months
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Basic Science
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: Quadruple
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: Vilanterol
Participants inhale vilanterol + fluticasone furoat
|
Participants inhale 25 µg vilanterol + fluticasone furoate daily
|
|
Experimental: Indacaterol
Participants inhale indacaterol + mometasone furoate
|
Participants inhale 125 µg indacaterol + mometasone furoate daily
|
|
Placebo Comparator: Placebo
Participants inhale placebo
|
Participants inhale placebo daily
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Exercise capacity during a time trial
Time Frame: Through study completion, an average of 8 weeks
|
Mean power output measured in Watts during a time trial on a bike ergometer
|
Through study completion, an average of 8 weeks
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Lung function
Time Frame: Through study completion, an average of 8 weeks
|
Forced expiratory volume in 1 second (FEV1) measured by spirometry before and after time trial with and without beta2-agonist induced bronchodilation
|
Through study completion, an average of 8 weeks
|
Other Outcome Measures
Other Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
Airway inflammation
Time Frame: Through study completion, an average of 8 weeks
|
Measured by fractional nitric oxide in expired air
|
Through study completion, an average of 8 weeks
|
|
Mannitol induced bronchial hyper reactivity
Time Frame: Through study completion, an average of 8 weeks
|
Assessed by decreases in FEV1 as dose response to cumulative doses of mannitol
|
Through study completion, an average of 8 weeks
|
|
Exercise induced bronchial hyper reactivity
Time Frame: Through study completion, an average of 8 weeks
|
Assessed by decreases in FEV1 after maximal exercise
|
Through study completion, an average of 8 weeks
|
|
Quadriceps muscle strength
Time Frame: Through study completion, an average of 8 weeks
|
Assessed by maximal isometric contraction torque
|
Through study completion, an average of 8 weeks
|
|
Lean body mass
Time Frame: Through study completion, an average of 8 weeks
|
Measured with DXA-scanning
|
Through study completion, an average of 8 weeks
|
|
Fat mass
Time Frame: Through study completion, an average of 8 weeks
|
Measured with DXA-scanning
|
Through study completion, an average of 8 weeks
|
Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Principal Investigator: Morten Hostrup, PhD, University of Copenhagen
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Estimated)
Primary Completion
Study Completion (Estimated)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Actual)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- CHRON_INDAC_VIL
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
IPD Plan Description
IPD Sharing Time Frame
IPD Sharing Supporting Information Type
- STUDY_PROTOCOL
- SAP
- ANALYTIC_CODE
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
product manufactured in and exported from the U.S.
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