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. 2015 Mar 24;10(3):e0119938. doi: 10.1371/journal.pone.0119938

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© 2015 Van Sambeek et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Fig 2 — CFRD subjects had significantly higher HbA_1c than subjects with impaired (IGT) or normal glucose tolerance (NGT, left panel), while NGT subjects had significantly higher average sputum glucose than IGT or CFRD subjects (right panel). Diamonds are centered on each category’s mean and the vertical distance represents the 95% confidence interval.