Sample | CN | MCI | AD |
---|---|---|---|
ADNI-GO/2 (training) N = 663 | |||
Sample size (female) | 254 (130) | 220 (93) | 189 (80) |
Age (SD) | 75.4 (6.6) | 74.1 (8.1) | 75.0 (8.0) |
Education (SD) | 16.4 (2.7) | 16.2 (2.8) | 15.9 (2.7) |
MMSE (SD) | 29.1 (1.2) | 27.6 (1.9) | 22.6 (3.2) |
RAVLT Delayed recall (SD) | 7.6 (4.1) | 3.2 (3.7) | 0.8 (1.9) |
WMS-LM Delayed recall (SD) | 13.9 (3.7) | 5.1 (3.8) | 1.5 (2.1) |
Hippocampus volume (SD) mm3 | 6235 (756) | 5619 (963) | 4834 (930) |
Amyloid status (neg/pos) | 177/77 | 79/141 | 28/161 |
MRI field strength (1.5T/3T) | 71/183 | 49/171 | 35/154 |
ADNI-3 (validation) N = 575 | |||
Sample size (female) | 326 (211) | 187 (85) | 62 (27) |
Age (SD) | 70.0 (7.5) | 72.2 (7.5) | 74.8 (7.7) |
Education (SD) | 16.6 (2.2) | 16.6 (2.5) | 16.5 (2.4) |
MMSE (SD) | 29.1 (1.1) | 27.8 (2.0) | 23.1 (3.3) |
RAVLT Delayed recall (SD) | 8.3 (4.4) | 4.7 (4.7) | 0.3 (0.9) |
WMS-LM Delayed recall (SD) | 13.0 (3.5) | 7.2 (3.9) | 2.0 (2.8) |
Hippocampus volume (SD) mm3 | 6583 (649) | 6112 (902) | 4839 (978) |
Amyloid status (neg/pos) | 75/39 | 19/27 | 3/17 |
MRI field strength (1.5T/3T) | 0/326 | 0/187 | 0/62 |
AIBL (validation) N = 606 | |||
Sample size (female) | 448 (260) | 96 (46) | 62 (36) |
Age (SD) | 72.4 (6.2) | 74.3 (6.9) | 73.2 (7.3) |
MMSE (SD) | 28.7 (1.2) | 27.0 (2.2) | 21.2 (5.3) |
WMS-LM Delayed recall (SD) | 11.2 (4.3) | 4.9 (4.0) | 1.0 (1.9) |
Hippocampus volume (SD) mm3 | 6362 (704) | 5712 (1028) | 4940 (1055) |
Amyloid status (neg/pos) | 316/101 | 34/54 | 6/53 |
MRI field strength (1.5T/3T) | 55/393 | 7/89 | 2/60 |
DELCODE (validation) N = 474 | |||
Sample size (female) | 215 (124) | 155 (72) | 104 (61) |
Age (SD) | 69.5 (5.5) | 73.0 (5.7) | 75.2 (6.2) |
Education (SD) | 14.7 (2.7) | 14.0 (3.1) | 12.9 (3.1) |
MMSE (SD) | 29.5 (0.8) | 27.8 (2.0) | 23.1 (3.2) |
WMS-LM Delayed recall (SD) | 14.3 (3.6) | 7.4 (5.2) | 1.8 (2.8) |
Hippocampus volume (SD) mm3 | 6543 (679) | 5665 (950) | 4610 (944) |
Amyloid status (neg/pos) | 58/28 | 30/57 | 5/49 |
MRI field strength (1.5T/3T) | 0/215 | 0/155 | 0/104 |