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. 2006 Aug 18;103(35):13203–13207. doi: 10.1073/pnas.0605411103

Fig. 4.

Fig. 4.

Decision matrix analysis of the biomarker. Sensitivity and specificity of the biomarker are plotted to show the efficacy of disease detection for the Coriell Cell Repository (A) and autopsy-confirmed (B) cases. Sensitivity = true positive/(true positive + false negative); specificity = true negative/(true negative + false positive).