| High activity | Low activity | p-value | |
| ABPA | 8 (7.5) | 5 (4.8) | 0.4101 |
| mPA | 37 (37.8) | 34 (45.9) | 0.2800 |
| CFRD | 15 (14) | 12 (11.4) | 0.5717 |
| Pancreatic insufficiency | 83 (55) | 68 (45) | 0.1534 |
| Female sex | 58 (54.2) | 50 (47.6) | 0.3375 |
| Age years | 11.9±2.7 | 12.1±2.9 | 0.5367 |
| FVC % predicted | 95.6±14.8 | 93.2±12.9 | 0.2098 |
| FEV1 % predicted | 87.5±18.2 | 83.5±16.1 | 0.0967 |
| FEF25–75% % | 75.2±29.4 | 70.1±30.3 | 0.2192 |
| z-BMI | -0.08±0.97 | -0.27±0.87 | 0.1397 |
Data are presented as n (%) or mean±sd, unless otherwise stated. ABPA: allergic bronchopulmonary aspergillosis; mPA: mucoid Pseudomonas aeruginosa; CFRD: cystic fibrosis-related diabetes; FVC: forced vital capacity; FEV1: forced expiratory volume in 1 s; FEF25–75%: forced expiratory flow at 25–75% of FVC; z-BMI: body mass index z-score.