Abstract Number: 128
PREVALENCE AND PREDICTORS OF SUBOPTIMAL PIFR ACROSS GOLD STAGES: ANALYSES FROM THE REVEFENACIN PHASE 3 PROGRAM
Background: Many patients with chronic obstructive pulmonary disease (COPD) have suboptimal peak inspiratory flow rate (sPIFR) because of lung hyperinflation, hypoxemia, and muscle wasting, preventing effective use of dry powder inhalers commonly used to treat [...]