Search genes as factors related with development and phenotype of chronic obstructive pulmonary disease
Not Applicable
Recruiting
- Conditions
- Diseases of th respiratory system
- Registration Number
- KCT0000425
- Lead Sponsor
- Asan Medical Center
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 2200
Inclusion Criteria
COPD: post-bronchodilator FEV1/FVC < 70% and FEV1 <80% predicted
> 10 pack-years smoking hisotry
Control: Pre-bronchodilator FEV1/FVC > 70% and FEV1 > 80% predicted
and > 10 pack-years smoking history
Exclusion Criteria
1. patients physician-dianosed asthma
2. patients with bronchiectgasis, tuberculosis destroyed lung on chest X
ray
3. segmental atelectasis or obstructive pneumonitis on chest CT
4. combined interstital lung disease on chest CT
Study & Design
- Study Type
- Observational Study
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Diffrently expressed gene between COPD and control
- Secondary Outcome Measures
Name Time Method Different RNA isoform