Table 1 Characteristics of individuals
|  | Total (n = 71) | Aβ negative (n = 45) | Aβ positive (n = 26) | P (negative vs. positive) |
|---|---|---|---|---|
Age (y) | 79.0 ± 4.1 | 78.9 ± 4.2 | 79.2 ± 3.9 | 0.893 |
Female (n) | 50 | 29 | 21 | 0.183 |
Height (cm) | 153.6 ± 8.0 | 154.2 ± 9.0 | 152.2 ± 5.4 | 0.384 |
Weight (kg) | 55.4 ± 10.0 | 58.0 ± 10.9 | 50.5 ± 6.1 | 0.003 |
Injected dose (MBq) | 181.0 ± 7.4 | 182.7 ± 7.8 | 177.6 ± 5.0 | 0.004 |
Uptake time (min) | 90.1 ± 0.4 | 90.1 ± 0.3 | 90.3 ± 0.6 | 0.344 |