Mean change from baseline in percentage predicted forced vital capacity (FVC) in the a) phase III CAPACITY [27] and b) ASCEND [14] studies. #: n=174; ¶: n=173 +: n=171; §: n=277; ƒ: n=278. Mean change from baseline in percentage predicted forced vital capacity (FVC) in the a) phase III CAPACITY [27] and b) ASCEND [14] studies. #: n=174; ¶: n=173 +: n=171; §: n=277; ƒ: n=278. Reproduced from [14] with permission. Luca Richeldi et al. Eur Respir Rev 2018;27:180074 ©2018 by European Respiratory Society