Inhalation of β2 agonists from a metered dose inhaler with a holding chamber v inhalation from a nebuliser in acute asthma*
| Weighted event rates | ||||||
|---|---|---|---|---|---|---|
| Outcomes | Patients | Number of RCTs (n) | Chamber | Nebuliser | RRR (95% CI) | NNT |
| *Abbreviations defined in glossary; RRR, NNT, and CI calculated from data in article. | ||||||
| Admission to hospital | Adults | 6 (352) | 13% | 15% | 12% (−38 to 46) | Not significant |
| Children | 5 (353) | 12% | 16% | 35% (−6 to 60) | Not significant | |
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Online ISSN 1468-9618
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