Predictors of inappropriate and excessive use of reliever medications in asthma: A 16-year population-based study

Understanding factors associated with the inappropriate or excessive use of short-acting beta agonists (SABA) can help develop better policies. Methods: We used British Columbian (BC)‘s administrative health data (1997–2014) to create a retrospective cohort of asthma patients aged between 14 and 55 years.