Table 7.

Results of receiver operating characteristic (ROC) curve of mean diffusivity (MD) of the selected white matter regions with calculation of cut-off values, area under the curve (AUC), accuracy, sensitivity, and specificity in differentiating patients and controls

Variable		ROI site	Cut-off value	AUC	Sens.	Spec.	PPV	PPV	Accuracy
MD	RT	Frontal white matter	0.79	0.8	60.6%	93.3%	95.2%	51.9%	70.8%
		PLIC	0.74	0.904	84.8%	93.3%	96.6%	73.7%	87.5%
		Cerebellar white matter	0.73	0.927	87.9%	86.7%	93.5%	76.5%	87.5%
	LT	Frontal white matter	0.76	0.839	78.8%	66.7%	77.1%	53.8%	70.7%
		PLIC	0.72	0.527	66.7%	46.7%	73.3%	38.9%	60.4%
		Cerebellar white matter	0.75	0.893	84.8%	80%	90.3%	70.6%	83.3%