Table 4.

The discrimination sensitivity and specificity of T-ECog-12 in healthy volunteers, MCI, and AD patients

Comparison of T-ECog-12 scores	AUC	Specificity (%) (with 80% sensitivity)	Optimal cut-off score
Healthy volunteers vs AD and MCI	0.82 (Cl=0.74–0.89)	95	1.70
AD vs healthy volunteers	0.86 (Cl=0.79–0.94)	95	1.74
AD vs MCI	0.71 (Cl=0.60–0.83)	98	2.2
MCI vs healthy volunteers	0.52 (Cl=0.42–0.63)	55	1.45

T- ECog-12: Turkish everyday cognition -12; AUC: Area under the curve; AD: Alzheimer’s dementia; MCI: Mild cognitive impairment.