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Group characteristic.
| Variables | Mean (SD) |
|---|---|
| Age (years), mean (SD) | 63.8 (9.1) |
| Female, n (%) | 7 (54%) |
| Height (cm), mean (SD) | 168 (9.3) |
| Weight (kg), mean (SD) | 79.7 (15.6) |
| BMI (kg/m2), mean (SD) | 28.1 (4.3) |
| Smokers, n (%) | 2 (15%) |
| FEV1 (%), means (SD) | 78.2 (14.9) |
FEV1: forced expiratory volume for 1 second, SD: standard deviation, BMI: body mass index.
