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Table 3 p value (Fisher’s exact test), accuracy, sensitivity, specificity, positive and negative predictive value (PPV, NPV) of the confusion matrix (Table 2), and area under the curve (AUC) for the receiver operating characteristic (ROC) curve depicted in Fig. 6

From: Pain drawings as a diagnostic tool for the differentiation between two pain-associated rare diseases (Ehlers-Danlos-Syndrome, Guillain-Barré-Syndrome)

  p value Accuracy Sensitivity Specificity PPV NPV AUC
EDS.GBS 1.046e−14 0.9 0.86 0.96 0.98 0.78 0.954