NCI (No cognitive impairment) | MCI (Mild cognitive impairment) | AD (Alzheimer’s dementia) | |
---|---|---|---|
# Samples | 20 | 20 | 20 |
Age at death (yr) | 87.16 ± 3.39 | 87.42 ± 3.32 | 87.38 ± 3.58 |
Male/female | 4/16 | 4/16 | 4/16 |
Education (yr) | 17.60 ± 1.39 | 17.60 ± 1.39 | 17.70 ± 1.49 |
Post-mortem interval (hr) | 6.21 ± 3.96 | 9.31 ± 5.40 | 6.97 ± 4.29 |
Total amyloid-β (% area) | 4.27 ± 3.76 | 1.90 ± 1.80 | 3.92 ± 3.27 |
Tau tangle density | 3.88 ± 0.55 | 3.61 ± 0.98 | 10.47 ± 10.74 |