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. 2012 Oct;33(9):1685–1690. doi: 10.3174/ajnr.A3049

Table 3:

Diagnostic performance of rTmax at 7 ROIs

ROI AUC(95%CI) P value Optimal Cutoff Value Sensitivity Specificity PPV NPV
ICA-AP 0.686(0.527–0.844) 0.021 0.340 44.4% 94.1% 80.0% 76.2%
A1 0.609(0.417–0.802) 0.260 0.840 16.7% 100.0% 100.0% 76.2%
M1 0.759(0.627–0.891) 0.0001 0.340 94.4% 50.0% 50.0% 94.4%
ICA-LAT 0.716(0.561–0.870) 0.006 0.267 44.4% 94.1% 80.0% 76.2%
OphA 0.890(0.802–0.977) <.0001 0.670 66.7% 91.2% 80.0% 83.8%
A2 0.698(0.520–0.876) 0.030 1.000 50.0% 93.8% 75.0% 83.3%
M2 0.754(0.617–0.891) 0.0003 0.840 88.9% 47.1% 47.1% 88.9%

Note.—NPV, negative predictive value; PPV, positive predictive value.