Demographic and baseline clinical factors of study subjects
| Children(n = 15) | Adults(n = 13) | All(n = 28) | |
| Median (range) age (years) | 13.5 (9.9–16.6) | 25.8 (18.8–48.8) | 16.4 (9.9–48.8) |
| Gender (M/F) | 8/7 | 9/4 | 17/11 |
| Current exacerbation | 7 (47%) | 6 (46%) | 13 (46%) |
| Mean (SD) BMI (kg/m2) | 17.9 (2.5) | 22.6 (3.7) | 20.1 (3.9) |
| Mean (SD) Z score for weight | −0.6 (0.9) | ||
| Mean (SD) Z score for height | −0.5 (1.2) | ||
| Mean (SD) FEV1 (% predicted) | 67.0 (22.5) | 52.4 (19.6) | 60.2 (22.1) |
| Mean (SD) FVC (% predicted) | 77.0 (19.6) | 70.7 (15.4) | 74.1 (17.7) |
| Mean (SD) peak flow (l/s) | 4.6 (2.2) | 6.1 (1.9) | 5.4 (2.2) |
| Mean (SD) MIP (cm H2O) | 82.8 (32.8) | 101.0 (30.1) | 91.1 (32.3) |
| Mean (SD) MEP (cm H2O) | 113.1 (42.9) | 103.6 (29.5) | 109.1 (37.4) |
BMI, body mass index; FEV1, forced expiratory volume in 1 s; FVC, forced vital capacity; MEP, maximum expiratory pressure; MIP, maximum inspiratory pressure.