Table 1.

Demographic data of the clinical groups at baseline

Diagnosis	AD dementia	Amnestic MCI	Healthy individuals
N	38	64	61
Gender female (%)	20 (52.6)	34 (53.1)	40 (65.6)
Age (y)	63.5 (54–78)	64 (53–79)	68 (53–79)
APOE ɛ4 allele (%)	30 (78.9)	39 (60.9)	20 (32.8)
MMSE (max. 30)	23 (16–27)	28 (23–30)	30 (28–30)
TMTA (s)	60 (32–300)	51 (23–146)	43 (23–75)
TMTB (s)	161 (107–255)	109 (72–330)	94 (40–240)
CERAD TWT, delayed recall	1 (0–5)	3 (0–8)	7 (3–10)

AD, Alzheimer’s disease; MCI, mild cognitive impairment; TMTA, Trailmaking test A; TMTB, Trailmaking test B; TWT, Ten Word Test. Age, MMSE, TMTA, TMTB, and CERAD TWT delayed recall are given as median (range).