Table 3.
Descriptive statistics for the different groups under comparison.
| Stat/Group | Control* | sAD | sAD+ | sAD- | ASD | fAD | MS |
|---|---|---|---|---|---|---|---|
| Observations | |||||||
| Mean | 0.95 | 1.69 | 1.75 | 1.95 | 3.17 | 2.80 | 3.20 |
| Median | 0.60 | 1.30 | 1.03 | 1.17 | 1.69 | 1.41 | 1.20 |
| Std. Deviation | 1.21 | 2.97 | 2.91 | 3.01 | 4.29 | 4.58 | 9.30 |
| Maximum | 9.28 | 32.99 | 32.99 | 32.99 | 22.11 | 35.65 | 132.64 |
| Minimum | 0.01 | −4.91 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
| Count | 156 | 708 | 708 | 636 | 56 | 144 | 330 |
| Means for individuals | |||||||
| Mean | 0.94 | 1.69 | 1.75 | 1.96 | 3.20 | 2.80 | 3.24 |
| Median | 0.88 | 1.31 | 1.44 | 1.61 | 3.56 | 2.44 | 2.76 |
| Std. Deviation | 0.39 | 1.05 | 1.37 | 1.13 | 1.41 | 1.60 | 1.80 |
| Maximum | 2.22 | 4.74 | 4.92 | 5.90 | 4.77 | 6.55 | 6.93 |
| Minimum | 0.55 | 0.37 | 0.47 | 0.51 | 1.20 | 0.34 | 1.06 |
| Count | 20 | 60 | 60 | 60 | 5 | 12 | 14 |
Control - control group; sAD- sporadic Alzheimer’s disease (including negative values); sAD+- sporadic Alzheimer’s disease (negative values adjusted to LOQ); sAD–sporadic Alzheimer’s disease (negative values excluded); ASD- autism spectrum disorder; fAD - familial Alzheimer’s disease; MS - multiple sclerosis. Aluminium content in μg/g dry weight of tissue. *Excluding data for cerebellum.