Observation of breath measurement in Asthmatics

Not Applicable

• Conditions: Asthma; Respiratory - Asthma

• Registration Number: ACTRN12619000325101
• Lead Sponsor: ResMed Limited

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Study Start: 2019-03-04
• Last Update Posted: 15 July 2019

Recruitment & Eligibility

• Status: ot yet recruiting
• Sex: All
• Target Recruitment: 6

Inclusion Criteria

Participants who are able to comprehend written and spoken English.

Participants have asthma, preferably with allergic triggers (atopy).

Exclusion Criteria

Participants who are/maybe pregnant or lactating.
Participants with a pre-existing lung disease/ condition (excluding asthma), for example: COPD; lung cancer; fibrosis of the lungs; recent (<2 years) case of pneumonia or lung infection; lung injury.
Patients with cough or respiratory/ear infection at time of testing.Participant who is not able to blow with correct technique for fractional exhaled nitric oxide or exhaled breath temperature tests.

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Change in Nitric oxide levels measured using nitric oxide monitor[At each visit, 3 times per week for 4 weeks];Change in lung sounds recorded using digital stethoscope[At each visit, 3 times per week for 4 weeks];Complete asthma control questionnaire, with time frame modified from 4 weeks to 1 week[At beginning of study then at the last visit of each week for 4 weeks]

Secondary Outcome Measures

Name	Time	Method
Change in exhaled breath temperature measured using breath temperature monitor[At each visit, 3 times per week for 4 weeks]