Precuneus and Cingulate Cortex Atrophy and Hypometabolism in Patients with Alzheimer’s Disease and Mild Cognitive Impairment: MRI and ¹⁸F-FDG PET Quantitative Analysis Using FreeSurfer

Table 1

Demographic data and cognitive ability evaluated by MMSE for all groups.

	AD	HC	MCI
Sex (female)
(%)	10 (58.8)	8 (61.5)	9 (52.9)
Age (years)
Mean (SD)	70.6 (5.7)	64.1 (3.3)	73.8 (8.1)
Median (min–max)	72.0 [60.0–81.0]	64.0 [60.0–68.0]	73.0 [59.0–89.0]
MMSE score
Mean (SD)	21.7 (3.3)	29.2 (0.7)	26.1 (2.4)
Median (min–max)	21.5 [16.0–28.0]	29.0 [28.0–30.0]	27.0 [22.0–30.0]

AD: Alzheimer’s disease; MCI: mild cognitive impairment; MMSE: Mini-Mental State Examination.