Fig. 3From: The phase angle cut-off point capable of discriminating hemodialysis patients with reduced exercise tolerance: a cross-sectional studyROC curve for the cut-off point of the PhA capable of discriminating HD patients with reduced exercise tolerance. Abbreviations: ROC curve, receiver operating characteristic curve; PhA, phase angle; AUC, area under the curve; 95%CI, 95% confidence interval. *p < 0.05Back to article page