Table 4.
Association of Change in BDI to Change in Relative Brain Activity
Cluster-level | Peak Voxel | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
Positive Covariation (Both measures decrease or increase in parallel) | ||||||||||
Volume corrected Spatial Extent p Value |
Max. Cluster Size (voxels) |
p<.01 voxels in Total ROI |
% ROI |
Volume corrected Voxel Height p Value |
Z- Score |
Coordinates (x, y, z) |
||||
Parietal Lobe |
Left | .364 | 18 | 18 | 1% | .289 | 2.65 | −28 | −32 | 68 |
Right | .045 | 432 | 432 | 17% | .029 | 3.66 | 38 | −32 | 68 | |
Amygdala | Left | |||||||||
Right | .048 | 3 | 3 | 9% | .036 | 2.50 | 28 | −4 | −16 | |
Dorsal Striatum |
Left | .079 | 176 | 176 | 16% | .012 | 3.69 | −20 | 16 | −6 |
Right | .078 | 192 | 192 | 21% | .003 | 4.11 | 22 | 16 | −6 | |
Ventral Striatum |
Left | .031 | 85 | 85 | 57% | .002 | 3.72 | −20 | 14 | −8 |
Right | .042 | 56 | 56 | 33% | <.0005* | 4.43 | 20 | 14 | −10 |
Negative Covariation (One measure increases when the other decreases) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Lateral Orbitofrontal |
Left | .171 | 89 | 89 | 5% | .082 | 3.13 | −34 | 40 | −6 |
Right | .099 | 242 | 242 | 13% | .008 | 3.92 | 52 | 22 | −8 | |
Medial Orbitofrontal |
Left | .195 | 32 | 37 | 3% | .126 | 2.81 | −18 | 44 | −24 |
Right | .048 | 260 | 269 | 21% | .099 | 2.92 | 16 | 52 | −18 | |
Insula | Left | .064 | 219 | 220 | 16% | .003 | 4.11 | −34 | 8 | 16 |
Right | .041 | 298 | 298 | 22% | .010 | 3.77 | 36 | −8 | 16 | |
ACCsg | Left | .128 | 68 | 68 | 7% | .055 | 3.07 | −2 | 60 | 14 |
Right | .043 | 272 | 272 | 27% | .048 | 3.15 | 12 | 38 | −4 | |
ACCig | Left | .094 | 7 | 7 | 3% | .077 | 2.51 | −2 | 20 | −14 |
Right | .032 | 126 | 126 | 56% | .014 | 3.17 | 12 | 38 | −6 | |
Dorsal Striatum |
Left | .093 | 147 | 163 | 15% | .041 | 3.27 | −18 | 16 | 14 |
Right | .175 | 61 | 80 | 9% | .033 | 3.38 | 30 | −2 | 12 |
Statistical significance maintained after applying the Bonferroni correction for 40 comparisons (.05 / 40 = .0012).