Table 1 SUVR and CL values for both FBB and FBP and their respective PiB scans. FBB and FBP scans were processed using the ADNI FS v7.1 pipeline and PiB scans were processed using the standard CL pipeline
From: Validation of amyloid PET positivity thresholds in centiloids: a multisite PET study approach
[18F]florbetaben cohort | [18F]florbetapir cohort | ||||||
|---|---|---|---|---|---|---|---|
[11C]PiB | [11C]PiB | ||||||
SUVR | CL | SUVR | CL | ||||
Elderly | Mean | 1.72 | 66.00 | Elderly | Mean | 1.62 | 57.26 |
SD | 0.57 | 52.91 | SD | 0.55 | 51.07 | ||
CV (%) | 33 | CV (%) | 34 | ||||
YC | Mean | 1.00 | −1.21 | YC | Mean | 1.00 | −1.11 |
SD | 0.04 | 3.57 | SD | 0.04 | 3.45 | ||
CV (%) | 4 | CV (%) | 4 | ||||
[18F]florbetaben | [18F]florbetapir | ||||||
SUVR | CL | SUVR | CL | ||||
Elderly | Mean | 1.38 | 65.40 | Elderly | Mean | 1.31 | 57.01 |
SD | 0.35 | 55.29 | SD | 0.29 | 55.00 | ||
CV (%) | 25 | CV (%) | 22 | ||||
YC | Mean | 0.97 | 0.25 | YC | Mean | 1.00 | −0.43 |
SD | 0.03 | 4.83 | SD | 0.05 | 9.99 | ||
CV (%) | 3 | CV (%) | 5 | ||||
FBB/PiB SD ratio 1.35 | FBP/PiB SD ratio 2.89 | ||||||