Table 1.
Sample characteristics
| Aging | MCI | AD | PD | HD | |
|---|---|---|---|---|---|
| No. of experiments | 43 | 40 | 63 | 42 | 18 |
| No. of subjects | 4,195 | 828 | 1,430 | 908 | 541 |
| Age (mean ± SD, years) (rangea) | 53.4 ± 12.9 (18–95) | 71.4 ± 3.0 (46–85) | 71.4 ± 4.3 (46–95) | 65.9 ± 4.9 (27–88) | 45.2 ± 5.5 (19–68) |
| Gender (Female, %) | 53.6% | 54.9% | 55.2% | 40.7% | 64.7% |
| Handednessa (Right, %) | 91.7% | 100.0% | 94.4% | 97.0% | 87.9% |
a
Handedness and age range were not reported in all experiments (see Supporting Information Table S2 for more details).
Abbreviations: MCI = mild cognitive impairment, AD = Alzheimer's dementia, PD = Parkinson's disease, HD = Huntington's disease.