Adult onset asthma: the first 5 years

• Conditions: adult onset asthma; asthma; 10006436

• Registration Number: NL-OMON33765
• Lead Sponsor: Academisch Medisch Centrum

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Last Update Posted: 6 May 2024

Recruitment & Eligibility

• Status: Pending
• Sex: Not specified
• Target Recruitment: 200

Inclusion Criteria

- 18 - 75 years
- Patients with adult-onset asthma (i.e. asthma that started after the age of 18)
- Pulmonologist's diagnosis of asthma (from mild persistent to severe persistent )
- Documented reversibility in FEV1 of >9% predicted or airway hyperresponsiveness to inhaled methacholine.

Exclusion Criteria

- patients with smoking history > 10 packyears, fixed airflow obstruction (postbronchodilator FEV1 < 80%) ánd reversibitiy in FEV1 < 9% predicted.
- pregnancy
- other pulmonary diseases or non-related major co-morbidities

Study & Design

• Study Type: Observational invasive
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>This is a descriptive study, without real outcome parameters. By performing<br /><br>clusteranalysis, several phenotypes of late onset asthma will be defined. </p><br>

Secondary Outcome Measures

Name	Time	Method
<p>n.a.</p><br>