Table 2.
Linear mixed effects regression table for associations between R2′ and PET binding potentials.
| PET measure | Region | R2′ coefficient (95% CI) | R2′ β (95% CI) | t | N | DF | p | pBonf |
|---|---|---|---|---|---|---|---|---|
| Raclopride | Caudate | 0.029 (−0.034 0.091) | 0.090 (−0.11 0.29) | 0.90 | 98 | 96 | 0.371 | 1.000 |
| Putamen | 0.004 (−0.050 0.057) | 0.013 (−0.19 0.22) | 0.13 | 98 | 96 | 0.898 | 1.000 | |
| Nucleus Accumbens | 0.017 (−0.005 0.040) | 0.162 (−0.03 0.36) | 1.66 | 98 | 96 | 0.100 | 0.600 | |
| DTBZ | Caudate | 0.020 (−0.023 0.063) | 0.08 (−0.09 0.25) | 0.93 | 95 | 93 | 0.357 | 1.000 |
| Putamen | 0.010 (−0.030 0.050) | 0.046 (−0.13 0.23) | 0.51 | 94 | 92 | 0.613 | 1.000 | |
| Nucleus Accumbens | 0.026 (0.008 0.040) | 0.266 (0.08 0.45) | 2.86 | 95 | 93 | 0.005 | 0.030 |
Differences in N and degrees of freedom reflect variations in sample size based on exclusions and outlier removal.
Bold font indicates the variable is significant after controlling for multiple comparisons (p < 0.05 Bonferroni corrected).
DTBZ [11C]Dihydrotetrabenazine BPND, Raclopride [11C]Raclopride BPND, β standardized regression coefficient (beta), N number of sessions included.