Table 2.

Neuropsychological results of amnestic mild cognitive Impairment (AMCI), Alzheimer disease (AD), and normal control subjects.

	AD	MCI	Controls
	(n=15) Mean±SD	(n=15) Mean±SD	(n=15) Mean±SD	P value intergroups
MMSE	22.53±3.06	26.86±2.50	29.06±0.70	AD x MCI: p<0.001 AD x Controls: p<0.001 MCI x Controls: p=0.034
VF	10.20±3.44	13.86±3.85	19.46±3.31	AD x MCI: p=0.019 AD x Controls: p<0.001 MCI x Controls: p<0.001
BNT	38.73±8.64	51.06±7.78	53.66±4.11	AD x MCI: p=0.001 AD x Controls: p<0.001 MCI x Controls: p=0.582
A7- RAVLT	1.00±1.25	4.26±2.54	9.40±3.20	AD x MCI: p=0.002 AD x Controls: p<0.001 MCI x Controls: p<0.001
Similarities	4.86±1.80	7.00±1.19	7.33±1.04	AD x MCI: p<0.001 AD x Controls: p<0.001 MCI x Controls: p=0.789
fDS	4.73±1.03	4.60±0.82	4.93±0.79	p=0.583
bDS	3.13±0.51	3.13±0.99	3.93±1.09	AD x MCI: p=1.000 AD x Controls: p<0.05 MCI x Controls: p<0.05
Visuo-spatial LNI	17.33±1.39	18.80±1.01	18.66±1.11	AD x MCI: p=0.004 AD x Controls: p=0.01 MCI x Controls: p=0.949

MMSE, mini-mental status examination; fDS, forward digit span; bDS, backward digit span; VF, verbal fluency; BNT, Boston naming test; A7- RAVLT, delayed recall of Rey auditory verbal learning test.