Table 1.

Demographic characteristics, neuropsychological evaluation, and visual assessment read amyloid positron emission tomography scores

Demographic characteristics	Amyloid-positive (n = 8)	Amyloid-negative (n = 30)	p Value
Age, years, mean ± SD (range)	74.8 ± 4.8 (66–81)	69.8 ± 6.6 (55–83)	0.057
Sex, female/male, n	3/5	13/17	–
Years of education, mean ± SD (range)	13.4 ± 3.4 (8–19)	13.1 ± 3.8 (8–22)	0.679
Neuropsychological evaluation	Amyloid-positive, mean ± SD (range)	Amyloid-negative, mean ± SD (range)
Global Clinical Dementia Rating	0.5	0.5	–
Cornell Scale for Depression in Dementia	1.5 ± 1.3 (0–3)	3.6 ± 3.1 (0–13)	0.066
Mini Mental State Examination (total possible score of 30)	27.0 ± 2.0 (25–30)	28.5 ± 1.2 (25–30)	0.047
Auditory Verbal Learning Test (AVLT) total learning (total possible score of 75)	29.1 ± 4.1 (23–33)	38.1 ± 10.5 (21–62)	0.011
AVLT long-term percentage delayed recall	45.9 ± 47.7 (0–133.3)	65.9 ± 21.9 (11.1–111.1)	0.062