Table 1.
Means, standard deviations and coefficient of variations of the age-corrected striatal specific binding ratio (SBR) of all controls for the six databases explored in this study. The reference age is of 65 years
| Average SBRs (SD) CoV | FBP | IRNC | ACSC | FBP cal | IRNC cal | ACSC cal |
|---|---|---|---|---|---|---|
| BRASS | 1.98 (0.42) 21% |
1.78 (0.42) 24% |
2.96 (0.48) 16% |
5.65 (0.98) 17% |
5.55 (1.00) 18% |
5.99 (1.02) 17% |
| Southampton | 5.11 (1.03) 20% |
5.06 (0.96) 19% |
8.33 (1.46) 17% |
6.85 (1.14) 17% |
7.20 (1.15) 16% |
8.38 (1.37) 16% |