Symptoms* |
Wheeze | 13.4 (2.2–37.5) | 10.4 (0.0–43.2) | 0.5 (0.0–27.1) |
Cough | 0.0 (0.0–3.4) | 0.0 (0.0–3.2) | 0.0 (0.0–1.6) |
Dyspnoea | 0.0 (0.0–2.1) | 0.0 (0.0–4.2) | 0.0 (0.0–0.6) |
Lung function† |
morning PEF (litres/min) | 310 (111) | 297 (100) | 296 (102) |
evening PEF (litres/min) | 313 (107) | 298 (95) | 305 (103) |
morning–evening change PEF (%) | 1.86 (5.73) | 2.36 (6.55) | 3.66 (6.25) |
morning FEV1 (litres) | 1.90 (0.57) | 1.83 (0.60) | 1.86 (0.58) |
evening FEV1 (litres) | 1.90 (0.55) | 1.82 (0.59) | 1.86 (0.59) |
morning–evening change FEV1 (%) | 0.63 (5.53) | 0.67 (8.26) | 2.44 (6.32) |