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Keep this study
Lead
Thammasat University
This study is a cross-sectional study. COPD patients aged 40 years or older will be included. Peak inspiratory flow rate (PIFR) will be assessed using In-check DIAL as the standard tool. PIFR will be tested in each patient using Accuhaler tester, Ellipta tester and Turbutester.
Age
40–any
Sex
ALL
Healthy volunteers
Not accepted
You may be eligible if
COPD diagnosis with confirmed by post-bronchodilator forced expiratory volume in 1 second (FEV1)/forced vital capacity (FVC) \<0.7
Age 40 years or older
Smoking history 10 pack-years or more
You may not be if
COPD exacerbation within 3 months
Oral or intravenous corticosteroid treatment within 6 weeks
Inability to perform assessment of peak inspiratory flow rate
Asthma
Tracheostomy, invasive or noninvasive mechanical ventilation
Clareo Health | Accuracy of Accuhaler Tester, Ellipta Tester and Turbutester in Patients With Chronic Obstructive Pulmonary Disease
