Variable Pre-assessment Post-assessment p
Days per week with daytime symptoms. Mean (SD) 4.7 (1.9) 1.1 (0.6) 0.001
Days per month with nocturnal symptoms. Mean (SD) 4.3 (1.1) 0.8 (0.5) 0.001
Days per week of activity limitation. Mean (SD) 3.8 (1.5) 0.7 (0.3) 0.001
Days off school due to asthma past 3 months. Mean (SD) 12.8 (3.0) 1.9 (0.9) 0.001
ED visits for asthma past 3 months. Mean (SD) 1.8 (0.7) 0.3 (0.2) 0.001
Asthma control: Well controlled
Partly controlled asthma
Uncontrolled asthma
18% 68% 14% 76% 21% 3% 0.001 0.007 0.010
Lung function* FVC (z-score), mean (SD) FEV1 (z-score), mean (SD) FEV0.75 (z-score), mean (SD) FEF25-75 (z-score), mean (SD) FEV0.75 (%) change with salbutamol (SD) -0.34 (0.76) -0.85 (0.91) -0.79 (0.83) -0.98 (0.78) 12.4 (11.7) -0.27 (0.71) -0.21 (0.89) -0.15 (0.81) -0.08 (0.69) 5.4 (5.0) 0.061 0.021 0.019 0.025 0.003