Table 2 Median, interquartile range (IQR) and skewness of Aβ-positive voxels in clusters 1–4 across the diagnostic category
CN Median (IQR) | EMCI Median (IQR) | LMCI Median (IQR) | AD Median (IQR) | |
|---|---|---|---|---|
1 | 8126 (5163) | 8666 (4682) | 10393 (5218) | 11685 (2986) |
2 | 6107 (1652) | 6229 (1543) | 6631 (1292) | 6780 (829) |
3 | 7285 (6038) | 8028 (5988) | 10350 (7309) | 12666 (4908) |
4 | 2818 (5370) | 3492 (6797) | 8633 (9214) | 11264 (5498) |
Skewness g1 | Skewness g1 | Skewness g1 | Skewness g1 | |
1 | − 0.08 | − 0.37 | − 0.89 | − 1.79 |
2 | − 1.23 | − 1.62 | − 2.07 | − 2.71 |
3 | 0.40 | 0.20 | − 0.39 | − 1.10 |
4 | 1.21 | 0.83 | − 0.08 | − 1.01 |