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. 2016 Nov 19;55(2):813–822. doi: 10.3233/JAD-160722

Fig.2.

Fig.2

Receiver operating characteristic (ROC) curves of the CSF Aβ42 concentration and Aβ42/40 ratio. Values for areas under the ROC curves (AUC) correspond to mean±95% CI. Open circles represent the combinations of the sensitivities and the specificities at the maximal Youden Indices.