ISRCTN55359097
Completed
未知
A method comparison study comparing intra- and inter-user reproducibility of FeNO measurement using the NObreath® V2
Bedfont® Scientific Ltd0 sites186 target enrollmentSeptember 4, 2020
Overview
- Phase
- 未知
- Intervention
- Not specified
- Conditions
- Not specified
- Sponsor
- Bedfont® Scientific Ltd
- Enrollment
- 186
- Status
- Completed
- Last Updated
- 4 years ago
Overview
Brief Summary
No summary available.
Investigators
Eligibility Criteria
Inclusion Criteria
- •1\. Aged 7 years or above
- •2\. If on allergy immunotherapy treatment this must be a stable regimen during the study
- •3\. Be capable of producing valid FeNO measurements via the NObreath®
- •4\. Be capable of performing spirometry in accordance with ATS/ERS criteria
Exclusion Criteria
- •1\. Hospitalisation related to asthma in the past 6 months
- •2\. Use of oral corticosteroid in the 4 weeks prior to visit 1
- •3\. Use of biological therapies e.g. mepolizumab in 12 weeks prior to visit 1
- •4\. Other respiratory diseases e.g. COPD or cystic fibrosis
- •5\. Known intolerance to inhaled corticosteroids or salbutamol
- •6\. Cardiovascular conditions:
- •6\.1\. Coronary artery disease
- •6\.2\. High blood pressure
- •6\.3\. Heart failure
- •6\.4\. Diagnosed abnormality of heart rhythm
Outcomes
Primary Outcomes
Not specified
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