PIB amyloid imaging sample
| Nondemented | AD | |
|---|---|---|
| n | 8 | 10 |
| Male/female | 5/3 | 7/3 |
| Age (years) | 76.8 | 75.2 |
| Education (years) | 16.4 | 13.4 |
| CDR (n) | 0 (8) | 0.5(7),1(3) |
| MMSE | 29.0 | 25.0 |
CDR 0, No dementia; CDR 0.5, 1, and 2, very mild, mild, and moderate dementia, respectively. Numbers in parentheses within CDR rows indicate the number of participants with each CDR.