Adult onset asthma: the first 5 years

Adult onset asthma: the first 5 years - Adult onset asthma: the first 5 years

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

NL-OMON

Registry ID

NL-OMON33765

Enrollment

200

Registered

2009-02-06

Start date

2009-01-01

Completion date

Unknown

Last updated

2024-05-06

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

adult onset asthma asthma

Interventions

None listed

Eligibility

Age

18 Years to 99 Years

Inclusion criteria

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

Exclusion criteria: - patients with smoking history > 10 packyears, fixed airflow obstruction (postbronchodilator FEV1

Design outcomes

Primary

Measure	Time frame
This is a descriptive study, without real outcome parameters. By performing clusteranalysis, several phenotypes of late onset asthma will be defined.	—

Secondary

Measure	Time frame
n.a.	—

Countries

Netherlands

Outcome results