Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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UNKNOWN
4000 participants
OBSERVATIONAL
2016-09-30
2018-12-31
Brief Summary
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Detailed Description
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Conditions
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Study Design
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COHORT
CROSS_SECTIONAL
Study Groups
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Healthy subjects
Healthy subjects.
Clinical Observation
No treatment given but observation with IOS
Chronic obstructive pulmonary disease
Patience with chronic obstructive pulmonary disease.
Clinical Observation
No treatment given but observation with IOS
Asthma
Patience with asthma.
Clinical Observation
No treatment given but observation with IOS
Interstitial lung disease
Patience with interstitial lung disease.
Clinical Observation
No treatment given but observation with IOS
Upper airway obstruction
Patience with upper airway obstruction.
Clinical Observation
No treatment given but observation with IOS
Interventions
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Clinical Observation
No treatment given but observation with IOS
Eligibility Criteria
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Inclusion Criteria
* no symptoms and history of chronic cardiopulmonary diseases (chronic bronchitis, asthma, lung cancer, pulmonary fibrosis, pulmonary tuberculosis, chronic heart diseases, etc.)
* no abnormal findings on physical examination
* written informed consent was obtained
* Diagnosis of chronic obstructive pulmonary disease (COPD), as classified by the Global Initiative for Chronic Obstructive Lung Disease (GOLD) guidelines and post-bronchodilator FEV1/FVC (forced vital capacity) \< 70%.
* Diagnosis of asthma, as classified by national and international asthma guidelines.
* ILD diagnosis confirmed by lung biopsy, X ray or BALF analysis.
* Diagnosis of UAO.
Exclusion Criteria
* long-term exposure to harmful gas or particles
* using β-blocker for treatment
* pregnant women, epileptic
* other diseases or surgeries potentially affecting lung function
4 Years
95 Years
ALL
Yes
Sponsors
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Beijing Hospital
OTHER_GOV
Beijing Children's Hospital
OTHER
Shanghai Zhongshan Hospital
OTHER
Second Affiliated Hospital, School of Medicine, Zhejiang University
OTHER
West China Hospital
OTHER
Tongji Hospital
OTHER
Third Military Medical University
OTHER
Xiangya Hospital of Central South University
OTHER
People's Hospital of Anshun City of Guizhou Province
OTHER
Shanghai Pulmonary Hospital, Shanghai, China
OTHER
Beijing Chao Yang Hospital
OTHER
Guangzhou Institute of Respiratory Disease
OTHER
Responsible Party
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Jinping Zheng
Vice-director
Principal Investigators
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Jinping Zheng, MD
Role: STUDY_CHAIR
State Key Laboratory of Respiratory Disease,China Clinical Research Center of Respiratory Disease, Guangzhou Institute of Respiratory Disease, First Affiliated Hospital of Guangzhou Medical University
Locations
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Beijing Hospital
Beijing, , China
State Key Laboratory of Respiratory Disease,China Clinical Research Center of Respiratory Disease, Guangzhou Institute of Respiratory Disease, First Affiliated Hospital of Guangzhou Medical University
Guangzhou, , China
Countries
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Central Contacts
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Facility Contacts
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References
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Liang XL, Gao Y, Guan WJ, Du J, Chen L, Han W, Liu JM, Lu Y, Peng Y, Zhao BR, Wang T, Zheng JP. Reference values of respiratory impedance with impulse oscillometry in healthy Chinese adults. J Thorac Dis. 2021 Jun;13(6):3680-3691. doi: 10.21037/jtd-20-3376.
Other Identifiers
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GIRD201536
Identifier Type: -
Identifier Source: org_study_id
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