Key clinical point: Factors other than inhaler technique should be considered to explain uncontrolled asthma in a low-income, inner-city population.
Major finding: In the study, 56% of patients using metered dose inhalers and 64% of those using dry powder inhalers were using their devices correctly.
Study details: In all, 586 patients were observed using their inhalers, and their technique was scored by way of a checklist developed for the study.
Disclosures: The National Institutes of Health/National Heart, Lung, and Blood Institute and the Patient-Centered Outcomes Research Institute supported the study. Coinvestigator Andrea J. Apter, MD, consults for UpToDate and is an associate editor for the journal. Coinvestigator Knashawn H. Morales, ScD, reported owning stock in Altria Group, British American Tobacco, and Philip Morris International. The other authors reported having no conflicts of interest.
Gleeson PK. J Allergy Clin Immunol Pract. 2019 Jun 5. doi: 10.1016/j.jaip.2019.05.048.