Table 1.
Anthropometric characteristics and pulmonary function
| Characteristics | All CF (n = 24) | Device 1 (n = 6) | Device 2 (n = 6) | Device 3 (n = 6) | Device 4 (n = 6) |
|---|---|---|---|---|---|
| Age, yr | 37.6 ± 11.5 | 33.2 ± 12.1 | 38.3 ± 8.4 | 40.7 ± 12.3 | 38.2 ± 14.3 |
| BMI, Kg/ m2 | 22.9 ± 3.2 | 24.4 ± 2.5 | 20.8 ± 4.0 | 23.6 ± 2.1 | 22.9 ± 3.6 |
| FEV1, % predicted | 58.3 ± 19.4 | 73.2 ± 15.0 | 52.7 ± 17.1 | 51.5 ± 11.7 | 56 ± 26.8 |
| FVC, %predicted | 75.7 ± 18.2 | 88.3 ± 17.0 | 68.3 ± (15.0) | 76.2 ± 14.1 | 69.8 ± 22.7 |
| Pseudomonas aeruginosa colonization, n (%) | 16 (66.7) | 3 (50.0) | 5 (83.3) | 5 (83.3) | 3 (50.0) |
| Staphylococcus aureus colonization, n (%) | 9 (37.5) | 3 (50.0) | 2 (33.3) | 1 (16.7) | 3 (50.0) |
| Burkholderia cepacia colonization, n (%) | 2 (8.3) | 1 (16.7) | 0 | 0 | 1 (16.7) |
| Pancreatic insufficiency, n (%) | 21 (87.5) | 5 (83.3) | 5 (83.3) | 6 (100.0) | 5 (83.3) |
| CF-related diabetes, n (%) | 7 (29.2) | 1 | 1 | 3 | 2 |
| F508del Homozygous/Heterozygous | 8/15 | 1/5 | 4/2 | 2/4 | 1/4 |
Data are presented as mean ± SD, unless otherwise stated. *P < 0.05, differences between CF groups. Abbreviations: BMI body mass index, FEV1 Forced expiratory volume in 1 s, FVC forced vital capacity, Device 1 Smartwatch, Device 2 Fitbit, Device 3 Smartphone (Android), Device 4 Smartphone (iOS)