Chronic obstructive pulmonary disease (COPD)
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: The subject has history of chronic exposure to inhaled risk factors, such as cigarette smoke or biomass smoke, with a baseline FEV1 before bronchodilation that was 30-60% of that predicted, a prebronchodilator FEV1/FVC ratio of 70% or less, an increase of less than 10% of predicted FEV1 30 min after inhaling 300 ug salbutamol. Exclude those had respiratory disorders other than COPD.
Exclusion criteria
Exclusion criteria: Subjects who are being involved in other clinical trial; complicated with other lung and chest diseases, or/and with ischemic heart disease, or/and with cerebral vascular diseases; unable to corporate with the protocol of this study due to psychological, psychiatric disorders or diseases of the musculoskeletal system; with end-stage of this disease; unable to afford basic pharmacological treatment.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| SGRQ;EELV/TLC;Borg's Index;FEV1/FVC;RV/TLC;ABparadox;FEV1%;IC;6MW; | — |
Secondary
| Measure | Time frame |
|---|---|
| Number of acute episodes during study period;AB/V; | — |
Countries
China