Figure 2.

ROC curve analyses of plasma NPY (red curve) as a predictor of CFS, comparing CFS with healthy controls. Larger values were associated with CFS cases. The 45 degree line (green) indicates the theoretical plot of a test with no discrimination between CFS and controls.

Fletcher et al. Behavioral and Brain Functions 2010 6:76   doi:10.1186/1744-9081-6-76
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