1. Long-term non-invasive ventilation in cystic fibrosis — Experience over two decades 
William G. Flight, Jonathan Shaw, Susan Johnson, A. Kevin Webb, Andrew M. Jones, Andrew M. Bentley, Rowland J. Bright-Thomas 
Journal of Cystic Fibrosis 
Volume 11, Issue 3, Pages (May 2012)
DOI: /j.jcf
Copyright © 2011 European Cystic Fibrosis Society Terms and Conditions

2. Fig. 1
Effect of long-term NIV on mean forced expiratory volume in 1s (FEV1) and forced vital capacity (FVC). Error bars represent standard deviation. * p<0.01.
Journal of Cystic Fibrosis  , DOI: ( /j.jcf )
Copyright © 2011 European Cystic Fibrosis Society Terms and Conditions

3. Fig. 2
Trajectory of forced expiratory volume in 1s (FEV1) before and after NIV for a) responders to NIV (i.e. patients showing an improvement or reduction in decline of FEV1) and b) non-responders to NIV (i.e. acceleration of decline in FEV1 post-NIV).
Journal of Cystic Fibrosis  , DOI: ( /j.jcf )
Copyright © 2011 European Cystic Fibrosis Society Terms and Conditions