Table 2

 Lung function results presented by diagnosis

CFControlsMean difference(95% CI of difference)
Results are presented as mean (SD) unless specified. Difference calculated as CF – control.
***p<0.001.
LCI11.53 (2.86)6.45 (0.49)5.08 (4.07 to 6.10)***
FEV1 z-score−2.01 (1.45)0.28 (0.86)−2.29 (−2.92 to −1.67)***
MEF25 z-score−1.90 (0.76)−0.06 (1.06)−1.83 (−2.36 to −1.31)***