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. 2013 Jun;34(6):1168–1174. doi: 10.3174/ajnr.A3368

Table 2:

Three 1D classifiers and three 2D classifiers with the highest Youden index, for the binary classification with group 1: NPH; and group 2: ADa

fCSF fbrain θ (fCSF, θ) brain, θ) (fmix, θ)
Sensitivity 0.73 (11/15) 1.00 (15/15) 0.73 (11/15) 0.73 (11/15) 0.73 0.87 (13/15)
Specificity 0.56 (5/9) 0.33 (3/9) 0.78 (7/9) 0.89 (8/9) 0.92 0.89 (8/9)
Y-index 1.29 1.33 1.51 1.62 1.65 1.76
a

The numbers in parentheses represent the numerators and denominators for the given fractional values.