Figure 3From: Efficacy and safety of once-daily fluticasone furoate 50 mcg in adults with persistent asthma: a 12-week randomized trialRepeated measures analysis of change from baseline in trough FEV 1 (L) (intent-to-treat population). FF = fluticasone furoate; OD = once daily; LS = least squares; CI = confidence interval.Back to article page