Fig. 2

Change from baseline in trough FEV₁. a D28^a trough FEV₁ and b trough FEV₁ on D1, D15, D16 and D28. Data presented as LS mean ± SE. *p < 0.001 versus placebo. Abbreviations: FEV_1: forced expiratory volume in 1 s; LS: least squares; Rev.: revefenacin; SE: standard error. ^aD28 trough FEV₁ measured on D29