TABLE 2
Regional Values (Mean ± SD Across Subjects in Each Diagnostic Category) for 6 Target ROIs
| Group | Frontal | Occipital | Lateral parietal | Mesial temporal | Lateral temporal | Putamen |
 values | ||||||
| AD | 1.65 ± 0.69 | 1.67 ± 0.59 | 2.03 ± 0.84 | 1.78 ± 0.48 | 2.15 ± 0.89 | 1.78 ± 0.23 |
| MCI | 1.05 ± 0.12 | 1.22 ± 0.11 | 1.18 ± 0.21 | 1.38 ± 0.18 | 1.38 ± 0.22 | 1.59 ± 0.21 |
| OCN | 1.00 ± 0.16 | 1.07 ± 0.18 | 1.05 ± 0.19 | 1.09 ± 0.14 | 1.10 ± 0.15 | 1.34 ± 0.09 |
| YCN | 1.02 ± 0.11 | 1.06 ± 0.03 | 1.07 ± 0.04 | 1.04 ± 0.11 | 1.07 ± 0.07 | 1.00 ± 0.18 |
 values | ||||||
| AD | 0.32 ± 0.35 | 0.35 ± 0.30 | 0.55 ± 0.45 | 0.39 ± 0.23 | 0.63 ± 0.45 | 0.55 ± 0.11 |
| MCI | −0.04 ± 0.04 | 0.05 ± 0.03 | 0.02 ± 0.08 | 0.10 ± 0.09 | 0.14 ± 0.10 | 0.42 ± 0.12 |
| OCN | −0.07 ± 0.11 | −0.01 ± 0.11 | −0.04 ± 0.12 | −0.02 ± 0.09 | 0.02 ± 0.10 | 0.30 ± 0.04 |
| YCN | −0.05 ± 0.08 | −0.01 ± 0.03 | −0.01 ± 0.03 | −0.02 ± 0.07 | 0.02 ± 0.06 | 0.08 ± 0.12 |
 values | ||||||
| AD | 0.85 ± 0.08 | 0.93 ± 0.06 | 0.76 ± 0.11 | 0.81 ± 0.05 | 0.82 ± 0.06 | 1.16 ± 0.06 |
| MCI | 0.80 ± 0.04 | 0.84 ± 0.03 | 0.74 ± 0.05 | 0.74 ± 0.03 | 0.82 ± 0.04 | 1.09 ± 0.04 |
| OCN | 0.82 ± 0.06 | 0.89 ± 0.04 | 0.81 ± 0.07 | 0.78 ± 0.03 | 0.86 ± 0.04 | 1.07 ± 0.02 |
| YCN | 0.88 ± 0.03 | 0.92 ± 0.04 | 0.90 ± 0.02 | 0.79 ± 0.01 | 0.91 ± 0.02 | 1.05 ± 0.04 |
Slope of  change from 4 time frames, 1/h | ||||||
| AD | 0.78 ± 0.78 | 0.76 ± 0.73 | 1.26 ± 1.09 | 0.59 ± 0.59 | 1.09 ± 1.00 | 0.17 ± 0.24 |
| MCI | 0.18 ± 0.12 | 0.33 ± 0.05 | 0.36 ± 0.16 | 0.32 ± 0.18 | 0.29 ± 0.17 | 0.04 ± 0.16 |
| OCN | 0.20 ± 0.17 | 0.21 ± 0.20 | 0.23 ± 0.25 | 0.10 ± 0.16 | 0.16 ± 0.18 | −0.06 ± 0.07 |
| YCN | 0.09 ± 0.14 | 0.07 ± 0.18 | 0.10 ± 0.14 | 0.00 ± 0.18 | 0.08 ± 0.16 | −0.04 ± 0.26 |