Fig. 4From: Healthcare resource utilization in patients with pulmonary hypertension associated with chronic obstructive pulmonary disease (PH-COPD): a real-world data analysisCOPD-related pharmacy utilization during the follow-up period. OCS, oral corticosteroids. Maintenance treatment included long-acting beta2 agonists (LABA), long-acting muscarinic antagonists (LAMA), LABA/LAMA, inhaled corticosteroids (ICS), LABA/ICS, fixed dose triple therapy of ICS/LAMA/LABA, Phosphodiesterase-4 inhibitors, and xanthines. Rescue inhalers included short-acting beta2 agonists (SABA), short-acting muscarinic antagonists (SAMA), SABA/SAMABack to article page