Figure 3From: Inhaled corticosteroids for asthma: impact of practice level device switching on asthma control Mean (95% confidence interval) change in daily short-acting β-agonist (SABA) dose from the baseline year (year 1) to the outcome year (year 2) for patients with switched inhaled corticosteroid device and unswitched individually matched controls. One dose = salbutamol 200 μg or terbutaline 500 μg.Back to article page