Table 6.

Results of receiver operating characteristic (ROC) curve of fractional anisotropy (FA) 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
FA	RT	Frontal white matter	0.56	0.931	93.9%	80%	91.2%	85.7%	89.5%
		PLIC	0.71	0.82	75.8%	86.7%	92.6%	61.9%	79.2%
		Cerebellar white matter	0.44	0.93	93.9%	86.7%	93.9%	86.7%	91.7%
	LT	Frontal white matter	0.42	0.84	78.8%	66.7%	83.9%	58.8%	75%
		PLIC	0.71	0.715	69.7%	60%	79.3%	47.4%	66.7%
		Cerebellar white matter	0.47	0.843	84.8%	66.7%	84.8%	66.7%	79.2%