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. Author manuscript; available in PMC: 2017 May 1.
Published in final edited form as: J Cyst Fibros. 2015 Oct 23;15(3):372–379. doi: 10.1016/j.jcf.2015.10.006

Figure 3. Kaplan-Meier Time-To-PEx by Prior-Year PEx Category.

Figure 3

Vertical dashed lines represent censored patients. Patients at risk at different time points are shown for each category below the plot. The 24 week period studied by Cox proportional hazards regression is highlighted with a gray box