Fig. 3

ROC analysis of Fmean2 Fmean2 reached a sensitivity of 85% and a specificity of 100% in female (left, ME/CFS: n = 20, HC:n = 16) and a sensitivity of 68% and a specificity of 100% in male (right, ME/CFS: n = 19; HC: n = 17) ME/CFS patients vs. HC aged 20–39 years