Figure 3
FEV 1 results at 12 weeks for the individual patient and aggregate meta-analyses with and without covariates for indacaterol 75 μg versus alternative treatments. AD = Aggregate data; FOR = Formoterol 12 μg; FEV1 = Forced expiratory volume in 1 second; IND 75 = Indacaterol 75 μg; IPD = Individual patient data; SAL = Salmeterol 50 μg; TIO = Tiotropium 18 μg.