ABRS: The asthma breathing record study

Phase 4

Active, not recruiting

• Conditions: Asthma; Respiratory

• Registration Number: ISRCTN60465402
• Lead Sponsor: Cambridge Respiratory Innovations Limited

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2020-02-28
• Last Update Posted: 2021-06-28
• Study Completion: 2022-12-31

Recruitment & Eligibility

• Status: Ongoing
• Sex: All
• Target Recruitment: 140

Inclusion Criteria

1. Male or Female, aged > = 7 years
2. Confirmed clinician diagnosis of asthma by examination of medical records, and based on accepted national and/or international criteria e.g. BTS/SIGN, or GINA
3. Moderate or Severe asthma (defined as BTS stage 2-5)
4. Poorly controlled asthma (defined as an ACQ score of > = 1)
5. Exacerbation prone asthma (defined as at least 1 asthma exacerbation requiring oral corticosteroid treatment in the last 12 months)
6. Providing written informed consent, or parental/guardian consent and participant assent in the case of a child

Exclusion Criteria

1. Inability to understand or comply with study procedures and/or inability to give fully informed consent
2. Known other lung, chest wall, neuromuscular, cardiac or other comorbidity or abnormality that would affect spirometry and/or other measures of lung function or TBCO2 measurements (including Breathing Pattern Disorder or Chronic Obstructive Pulmonary Disease)
3. Smokers (current or ex-smokers) with a > 10 pack-year history
4. In the opinion of the clinical investigator, the participant would have difficulty completing the study procedures consistently (for example, difficulty holding the device, or long periods of absence/travel) throughout the study period

Study & Design

• Study Type: Interventional
• Study Design: Not specified