Seoul National University Airway Registry

Seoul National University

Status: Enrolling

Conditions: Chronic Obstructive Airway Disease; Bronchiectasis; Asthma; Asthma With Chronic Obstructive Pulmonary Disease; Chronic Obstructive Pulmonary Disease (COPD); Inactive Tuberculosis of Lung

Study type: Observational

Funder types: Other

Identifiers

NCT02527486

AW_registry

Details and patient eligibility

About

This is a multicenter, prospective observational cohort study, in which patients with chronic airway diseases including chronic obstructive pulmonary disease(COPD), asthma, asthma-COPD overlap syndrome (ACOS) will be recruited.

Enrollment: 800 estimated patients

Sex: All

Ages: 20 to 90 years old

Volunteers: No Healthy Volunteers

Inclusion and exclusion criteria

COPD

Inclusion Criteria:

• Postbronchodilator FEV1/FVC < 0.7 AND chronic respiratory symptom

Exclusion Criteria:

Asthma

Inclusion Criteria:

• Never smoker or <5PY of smoking history AND Recurrent episodes of asthma symptoms (wheezing, dyspnea, chest tightness, cough) AND (either Positive BDR OR positive metacholine/mannitol/exercise provocation test)

Exclusion Criteria:

ACOS

Inclusion Criteria:

• COPD AND Asthma (regardless of smoking status)

Exclusion Criteria:

Trial design

800 participants in 1 patient group

No predefined subgroups