bronchial asthma asthma-COPD overlap COPD
Conditions
Interventions
None listed
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients who were diagnosed with obstructive lung diseases. Patients who gave written informed consent.
Exclusion criteria
Exclusion criteria: Patients who could not underwent pulmonary function test, forced oscillation test or chest computed tomography. Patients who did not give written informed consent.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| patient characteristics wall thickness of airway luminal area of airway pulmonary function tests broadband forced oscillation technique | — |
Countries
Japan
Contacts
Hamamatsu university school of medicine The second division, department of internal medicine