Fig. 2From: Change in inhaled corticosteroid treatment and COPD exacerbations: an analysis of real-world data from the KOLD/KOCOSS cohortsAnnual changes in inhaler usage. The medication possession ratio was defined such that inhalers used for more than 6 months were regarded as representative bronchodilators for each year. ICS = Inhaled corticosteroid; LAMA = long acting muscarinic antagonist; LABA = long acting beta2 agonistBack to article page