Errors of SUVR of Florbetapir Measured by MR-Less Methods
| Mean absolute error compared with MR-based method | ||||
| Brain region | Generated MR-based | Normal PET template–based | Multiatlas PET template–based | PET segmentation–based |
| Cortical | 0.04 ± 0.03 | 0.29 ± 0.12 | 0.12 ± 0.07 | 0.08 ± 0.06 |
| Frontal | 0.05 ± 0.04 | 0.31 ± 0.13 | 0.15 ± 0.08 | 0.09 ± 0.07 |
| Cingulate | 0.04 ± 0.05 | 0.31 ± 0.12 | 0.07 ± 0.06 | 0.13 ± 0.08 |
| Superior parietal | 0.03 ± 0.03 | 0.33 ± 0.10 | 0.07 ± 0.05 | 0.13 ± 0.07 |
| Lateral temporal | 0.04 ± 0.03 | 0.26 ± 0.12 | 0.11 ± 0.06 | 0.07 ± 0.05 |