Moderate symptom-based exacerbations as predictors of severe claims-based exacerbations in asthma.


OBJECTIVES Asthma exacerbations have well-established clinical and economic impact, yet lack consensus on characterization of an episode's severity. Asthma treatment guidelines outline the concept of a moderate asthma exacerbation; however, a clear definition that can be operationalized has not been proposed, METHODS Adult asthma (ICD-9: 493.XX) patients… (More)
DOI: 10.3109/02770903.2013.787624