Table 3.

Results of the ROC analysis with the variables which resulted in significant differences in group comparisons.

	Controls vs. MCI						Controls vs. AD
	Cut-off	AUC	SE	CI 95%	Sensitivity (%)	Specificity (%)	AUC	SE	CI 95%	Sensitivity (%)	Specificity (%)
Word list (immediate)	≤17	0.88	0.08	0.65–0.98	80	80	0.92	0.06	0.71–0.99	90	80
Word list (delayed)	≤5	0.78	0.12	0.54–0.93	80	80	0.90	0.07	0.68–0.99	80	80
Lat P300 FZ	>465.5	0.97	0.03	0.78–1.00	80	100	1.00	0.00	0.83–1.00	100	100
Amp P300 FZ	≤4.4	0.84	0.09	0.60–0.96	70	70	0.80	0.11	0.56–0.94	80	70