A new method of sweat testing: the CF Quantum®sweat test

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Presentation transcript:

A new method of sweat testing: the CF Quantum®sweat test Michael J. Rock, Linda Makholm, Jens Eickhoff Journal of Cystic Fibrosis Volume 13, Issue 5, Pages 520-527 (September 2014) DOI: 10.1016/j.jcf.2014.05.001 Copyright © 2014 European Cystic Fibrosis Society. Terms and Conditions

Fig. 1 Electrode and controller set on a child’s arm. Journal of Cystic Fibrosis 2014 13, 520-527DOI: (10.1016/j.jcf.2014.05.001) Copyright © 2014 European Cystic Fibrosis Society. Terms and Conditions

Fig. 2 CFQT patches: on left, sweat chloride of 16mmol/L; on right, sweat chloride of 83mmol/L (as measured by CF analyzer). Journal of Cystic Fibrosis 2014 13, 520-527DOI: (10.1016/j.jcf.2014.05.001) Copyright © 2014 European Cystic Fibrosis Society. Terms and Conditions

Fig. 3 CFQT results against conventional sweat test results. Solid line, regression line. Shaded area, intermediate sweat chloride values. Journal of Cystic Fibrosis 2014 13, 520-527DOI: (10.1016/j.jcf.2014.05.001) Copyright © 2014 European Cystic Fibrosis Society. Terms and Conditions

Fig. 4 Bland–Altman plot of differences between CFQT and conventional sweat chloride versus their average. Solid line, mean difference; dotted lines, mean difference±1.96 SD. Journal of Cystic Fibrosis 2014 13, 520-527DOI: (10.1016/j.jcf.2014.05.001) Copyright © 2014 European Cystic Fibrosis Society. Terms and Conditions