Table 3 Aβ + status and conversion rate at Visit 1 and Visit 2 per cluster
Aβ PET statusa | C1 (n = 59) | C2 (n = 28) | C3 (n = 52) |
|---|---|---|---|
Aβ-negative at Visit 1% (n) | 74.6 (44) | 92.9 (26) | 94.2 (49) |
Aβ-positive at Visit 1% (n) | 25.4 (15) | 7.1 (2) | 5.8 (3) |
Aβ-negative at Visit 2% (n) | 55.9 (33) | 89.3 (25) | 86.5 (45) |
Aβ-positive at Visit 2% (n) | 44.1 (26) | 10.7 (3) | 13.5 (7) |
Conversion to Aβ-positive at Visit 2% (n)b | 25 (11) | 3.8 (1) | 8.2 (4) |