COPD patients Chronic obstructive pulmonary disease 6-minute walk test 6-minute walking distance 30 meters walkway length
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. age 40 to 80 years 2. smoking history is 10 pack-years or more 3. post-bronchodilator FEV1/FVC < 70%
Exclusion criteria
Exclusion criteria: 1. recent COPD exacerbation 2. eye surgery or abdominal surgery within 6 weeks 3. inability to walk or failure to not cooperate in walking 4. O2 saturation < 90% in resting stage 5. blood pressure below 90/60 or above 180/100 mmHg prior to testing 6. heart rate less than 50 or more than 120 beats per minute 7. disease other than COPD; e.g. lung cancer, pulmonary fibrosis, and pulmonary tuberculosis, myocardial infarction
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Difference in distance between 6MWD in a 20-m and a 30-m walkway At first visit meters | — |
Secondary
| Measure | Time frame |
|---|---|
| Borg dyspnea scale At first visit scores,Number of turns At first visit turns | — |
Countries
Thailand
Contacts
Faculty of Medicine, Thammasat University