Table 3.
Neural regions showing increased activation for the parametric contrast for increasing risk and decreasing risk. Peak coordinates for each cluster are reported as well as lateralization of the effect (L=left; R=right). Whole brain activation maps were thresholded at z > 3.1, p < .05 FWE corrected.
| Region |
z-stat |
L/R |
MNI |
voxels |
||
|---|---|---|---|---|---|---|
| x | y | z | ||||
| Parametric whole brain contrast for increasing risk | ||||||
| Supramarginal Gyrus | 4.28 | L | -54 | -46 | 50 | 143 |
| Ventral Striatum | 4.41 | R | 14 | 10 | -6 | 127 |
| Ventral Striatum | 4.42 | L | -10 | 10 | -6 | 117 |
| Precuneus | 4.34 | R | 26 | -52 | 22 | 90 |
| Precuneus | 4.55 | R | 8 | -54 | 6 | 72 |
| Anterior Cingulate Cortex | 3.92 | R | 6 | 36 | 4 | 68 |
| Fusiform Gyrus | 4.09 | R | 26 | -70 | -4 | 67 |
| Parametric whole brain contrast for decreasing risk | ||||||
| Occipital Cortex | 4.77 | L | -32 | -92 | -2 | 995 |
| Occipital Cortex | 4.90 | R | 40 | -86 | -12 | 446 |
| Occipital Cortex | 3.88 | R | 38 | -86 | 12 | 76 |