Affiliation:
1. Leidsche Rijn Julius Health Care Centers, Utrecht, The Netherlands
2. University Medical Center Utrecht, Julius Center for Health Sciences and Primary Care, Utrecht, The Netherlands
Abstract
Abstract
Background
Despite a clear guideline for asthma medication, excessive use of short-acting β2-agonists (SABAs) is common in clinical practice. Previous research has shown that excessive use of SABAs is associated with poor asthma control.
Objective
This study examines current use of asthma medication in primary care and whether excessive use of SABAs is associated with exacerbations.
Methods
The study design was a retrospective analysis using information from electronical medical records from patients aged 18 and older of five Julius Health Centers located in Utrecht, the Netherlands, in the period of 1 July 2018 through 1 July 2019. Excessive SABA use was defined as ≥400 inhalations per year. An exacerbation was defined as an acute worsening of asthma symptoms with the need for systemic corticosteroids.
Results
A total of 1161 patients were included in the study. Of the patients using SABAs (n = 766), 193 (25%) overused SABAs. Among the patients with inappropriate SABA use (n = 193), 19% had an exacerbation compared with 7% of the appropriate SABA users. For patients using asthma medication the odds of having an exacerbation were 2.9 times higher if they used an inappropriate number of SABAs than if SABAs were used appropriately (odds ratio, 2.897; 95% confidence interval, 1.87–4.48).
Conclusions
This study shows that overuse of SABAs is still common and that it is associated with asthma exacerbations. It highlights that clinicians need to be aware of inappropriate SABA use as it is a sign of and can even contribute to poor asthma control.
Publisher
Oxford University Press (OUP)
Cited by
7 articles.
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