Figure 3
Summary of the time course of maximum percentage change in post-saline baseline FEV 1 . Therapy was dosed between 6 pm and 8 pm on Days 1–28 and the allergen challenge initiated on Day 29 (between 4 pm and 7 pm). FEV1 = forced expiratory volume in 1 s; FF = fluticasone furoate; SE = standard error; VI = vilanterol. Not all subjects contributed data to all time points