Fig. 2From: 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 aeruginosaMatched pairs of relative changes in LCI and FEV1 at week 4 from baseline d, difference; FEV1, forced expiratory volume in 1 second; LCI, lung clearance indexBack to article page