Table 1. Metrics of test–retest reproducibility for [11C]OMAR V T values estimated by MA1.
Region | Mean ΔVT (%) | s.d. ΔVT (%) | m.a.d. ΔVT (%) | ICC |
---|---|---|---|---|
Amygdala | 1.5 | 12.0 | 8.4 | 0.79 |
Anterior cingulate cortex | 0.2 | 11.3 | 7.8 | 0.68 |
Caudate | −0.2 | 13.5 | 9.8 | 0.79 |
Central semiovale | 2.3 | 14.1 | 9.9 | 0.71 |
Cerebellar cortex | 0.6 | 13.1 | 10.0 | 0.59 |
Cerebellar white matter | 3.2 | 11.8 | 9.2 | 0.54 |
Frontal cortex | 0.4 | 11.6 | 8.1 | 0.67 |
Hippocampus | 2.4 | 12.5 | 8.9 | 0.72 |
Hypothalamus | 3.7 | 12.0 | 9.9 | 0.72 |
Insular cortex | 0.2 | 11.9 | 8.4 | 0.63 |
Occipital cortex | 0.8 | 11.0 | 7.6 | 0.65 |
Pallidum | 1.2 | 12.1 | 7.9 | 0.63 |
Parietal cortex | 1.0 | 11.7 | 8.8 | 0.51 |
Posterior cingulate cortex | 1.5 | 11.2 | 8.8 | 0.85 |
Putamen | 0.1 | 10.4 | 7.3 | 0.74 |
Temporal cortex | 0.5 | 10.9 | 7.9 | 0.70 |
Thalamus | 1.2 | 11.6 | 7.6 | 0.75 |
Median | 1.0 | 11.8 | 8.4 | 0.70 |
Mean | 1.2 | 11.9 | 8.6 | 0.69 |
Abbreviations: ICC, intraclass correlation coefficient; MA1, multilinear analysis; m.a.d., mean absolute deviation; VT, volume of distribution.