Meta-Analysis: Effect of Long-Acting β-Agonists on Severe Asthma Exacerbations and Asthma-Related Deaths
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Figure 1. Study flow diagram.
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Figure 2. Effect of long-acting β-agonists compared with placebo on odds ratio of hospitalizations for asthma exacerbation.
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Figure 3. SMART = Salmeterol Multi-center Asthma Research Trial. Effect of long-acting β-agonists compared with placebo on odds ratio of life-threatening asthma exacerbations.
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Ann Intern Med
June 20, 2006
vol. 144
no. 12
904-912