RECRUITINGOBSERVATIONAL
Lung Health of Early COPD: A Multi-center Cohort Study
Lung Health of Early Chronic Obstructive Pulmonary Disease: A Multi-center Cohort Study
About This Trial
This is a multi-center, prospective, cohort study in early COPD patients. This study aims to elucidate the lung function decline and its association with smoking and other risk factors. Other biomarkers and image markers from chest CT scan are also analyzed to investigate the lung function in early COPD patients.
Who May Be Eligible (Plain English)
Who May Qualify:
1. Gender: male or female
2. Age: 35-75 years old
3. post-bronchodilator spirometry: FEV1/FVC \< 0.8 and FEV1%pred ≥80%
Who Should NOT Join This Trial:
1. Other diseases may affect lung function, like lung cancer, bronchiectasis, interstitial lung disease or chest surgery.
2. BMI \> 35 kg/m2
3. Dementia or other severe neurological disease
4. Pregnancy
5. Conditions that contraindicated lung function test
Always talk to your doctor about whether this trial is right for you.
Original Eligibility Criteria
View original clinical language
Inclusion Criteria:
1. Gender: male or female
2. Age: 35-75 years old
3. post-bronchodilator spirometry: FEV1/FVC \< 0.8 and FEV1%pred ≥80%
Exclusion Criteria:
1. Other diseases may affect lung function, like lung cancer, bronchiectasis, interstitial lung disease or chest surgery.
2. BMI \> 35 kg/m2
3. Dementia or other severe neurological disease
4. Pregnancy
5. Conditions that contraindicated lung function test
Treatments Being Tested
BEHAVIORAL
smoking
Smoking history and spirometry are used to define groups
Locations (2)
China-Japan Friendship Hospital
Beijing, Beijing Municipality, China
Affiliated Hospital of Zunyi Medical University
Zunyi, Guizhou, China