Efficiency of High and Standard b Value Diffusion-Weighted Magnetic Resonance Imaging in Grading of Gliomas

Table 4

Diagnostic accuracy in distinguish LGG from HGG based on ADCmin values.

Variables, n = 23	AUC	Sensitivity (%)	Specificity (%)	+PV	−PV	Cutoff value	value	Youden index
ADC 1000	884	93.75	85.7	93.7	85.7	≤1060	<.001	0.7946
ADC 3000	938	100	85.7	94.1	100	≤618	<.001	0.8571