Chronic Obstructive Pulmonary Disease (COPD)
Conditions
Interventions
A:Inhale air and hydrogen oxygen sequentially.
B:Inhale hydrogen oxygen and air sequentially.
Sponsors
The First Affiliated Hospital of Guangzhou Medical University
Eligibility
Sex/Gender
All
Age
18 Years to 90 Years
Inclusion criteria
Inclusion criteria: 1. The pulmonary function test within 6 months was in accordance with the diagnostic criteria of GOLD chronic obstructive pulmonary disease: FEV1/FVC < 0.70 after inhaling bronchodilators. 2. No history of acute exacerbation of chronic obstructive pulmonary disease within 4 weeks. 3. No history of steroid hormone use within 4 weeks
Exclusion criteria
Exclusion criteria: 1. Left heart failure. 2. Unstable angina pectoris. 3. Myocardial infarction. 4. Lung cancer. 5. Bronchiectasis. 6. Pulmonary tuberculosis. 7. Thoracic deformity. 8. Neuromuscular disease. 9. Artificial airway. 10. Need mechanical ventilation. 11. Other researchers judged that the constant power exercise test could not be completed.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Constant power exercise test time; | — |
Secondary
| Measure | Time frame |
|---|---|
| Respiratory Mechanics Index;lung function;Modified Borg Score;Levels of inflammation and oxidative stress;Rating of Perceived Exertion;Six-minute walking distance; | — |
Countries
China
Contacts
Public ContactZheng Zeguang
The First Affiliated Hospital of Guangzhou Medical University
Outcome results
None listed