Table 7.

Cut-off score, sensitivity, specificity, AUC, FNR, FEP, PPV, NPV based on ROC curve analysis to discriminate ASD and TD control, and ASD and non-ASD clinical groups

	Cut-off	Sensitivity	Specificity	AUC	FNR	FPR	PPV	NPV
ASD vs. TD	56.5	0.950	0.900	0.972*	0.050	0.100	0.824	0.974
ASD vs. ADHD	77.5	0.748	0.767	0.821*	0.252	0.233	0.899	0.523
ASD vs. MR	77.5	0.748	0.603	0.692*	0.252	0.397	0.858	0.427
ASD vs. ADHD and MR combined	77.5	0.691	0.748	0.761*	0.309	0.252	0.782	0.648

Note: AUC area under the curve, FNR false-negative rate, FPR false-positive rate, PPV positive-predictive value, NPV negative-predictive value* P < 0.001