Table 2.
Demographic features of the subjects used in this study.
| AIBL | JADNI | MIRIAD | OASIS | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Group | NL (447) | AD (72) | NL (165) | AD (158) | sMCI*(129) | pMCI (140) | NL (23) | AD (46) | NL (98) | AD (30) |
| Age | 72.4 ± 6.2 | 73.1 ± 7.9 | 68.2 ± 5.6 | 74.1 ± 6.6 | 72.8 ± 6.0 | 73.6 ± 5.6 | 69.7 ± 7.2 | 69.5 ± 7.0 | 75.9 ± 9.0 | 78.0 ± 6.9 |
| sex (M/F) | 192/254+ | 30/42 | 78/87 | 68/90 | 76/53 | 59/81 | 12/11 | 19/27 | 26/72 | 10/20 |
| MMSE | 28.7 ± 1.2 | 20.5 ± 5.6 | 29.2 ± 1.2 | 22.5 ± 1.8 | 26.8 ± 1.9 | 26.0 ± 1.6 | 29.5 ± 0.9 | 17.4 ± 5.8 | 29.0 ± 1.2 | 21.2 ± 4.0 |
AIBL, Australian Imaging, Biomarker & Lifestyle Flagship Study of Aging; JADNI, Japanese Alzheimer's disease neuroimaging Initiative; MIRIAD, Minimal Interval Resonance Imaging in AD; OASIS, Open Access Series of Imaging Studies; MMSE, Mini-Mental State Examination; AD, Alzheimer's disease; NL, normal subjects; sMCI, stable MCI; pMCI, progressive MCI.
*
, Not meeting the criteria being stable for 4years or more.
+
, Sex of one subject was unknown in AIBL study.
The pairs in highlighted box are p < 0.001 (t-test).