Fig. 1From: An 8 week open-label interventional multicenter study to explore the lung clearance index as endpoint for clinical trials in cystic fibrosis patients ≥8 years of age, chronically infected with Pseudomonas aeruginosaLung function parameters (LCI and FEV1) and CFU at baseline and over time CFU, colony forming units; FEV1, forced expiratory volume in 1 second; LCI, lung clearance index; SD, standard deviationBack to article page