se of diaphragm ultrasound for assessing diaphragm function in patients with stable COPD
Not Applicable
Completed
- Conditions
- chronic obstructive pulmonary disease
- Registration Number
- TCTR20160411001
- Lead Sponsor
- Faculty of Medicine Siriraj Hospital, Mahidol Univesity
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- All
- Target Recruitment
- 100
Inclusion Criteria
Study population (n = 80)
- Age > 40 years
- COPD as defined by GOLD criteria (post-bronchodilator FEV1/FVC < 0.7)
Control population (n = 20)
- Age > 40 years
- Normal pulmonary function determined by standard spirometry
Exclusion Criteria
Study population
- History of acute exacerbations of COPD within the past 3 months
- History of thoracic surgery
- Known diaphragmatic paralysis or chronic neuromuscular disease
Control population
- History of thoracic surgery
- Known diaphragmatic paralysis or chronic neuromuscular disease
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Correlation between diaphragm contractile activity and the degree of airflow obstruction N/A Diaphragm ultrasound,Diaphragm contractile activity between COPD patients and control population N/A Diaphragm ultrasound
- Secondary Outcome Measures
Name Time Method Factor associated with diaphragm dysfunction - N/A