Fig. 2
Distribution of maintenance medications for COPD. A Distribution of prescribed mono- and combination maintenance therapies for COPD. Mono- or combination therapies with bronchodilators and/or ICS (prescribed for ≥ 0.5% of patients) are shown, with no prohibition of use with mucolytics and other class of medications. B Distribution of medications prescribed in any form for COPD. Percentages and numbers of patients prescribed with each class of medications are indicated. COPD chronic obstructive pulmonary disease, ICS inhaled corticosteroid, LABA long-acting beta2-agonist, LAMA long-acting muscarinic antagonist, SABA short-acting beta2-agonist, SAMA short-acting muscarinic antagonist, TCM traditional Chinese medicine