Table 3.
Interaction effects ‘group x valence’ presenting activation differences dependent on the stimulus valence
|
ANOVA analysis: interaction ‘group ×
valence’ | |||||
|---|---|---|---|---|---|
| Cluster size (voxels) | Position cluster peak (mm) | Peak F | Anatomical labels |
Post-hoc tests |
|
| P: High – Low mean t (SD) | N: High – Low mean t (SD) | ||||
| 118 |
(-8,26,36) |
19.56 |
Left medial superior frontal cortex |
2.06 (0.42) |
-1.15 (0.50) |
| Left anterior and middle cingulate cortex | |||||
| 47 |
(-22,38,10) |
19.35 |
Left middle frontal cortex |
1.64 (0.49) |
-1.49 (0.59) |
| 61 |
(-34,48,-2) |
16.28 |
Left orbital middle frontal cortex |
2.73 (0.26) |
-0.41 (0.28) |
| Left middle frontal cortex | |||||
| 41 | (38,-22,42) | 13.92 | Right postcentral gyrus |
1.62 (0.34) | -1.44 (0.31) |
| Right precentral gyrus | |||||
These results were found after applying a voxel significance threshold p < 0.005 and a cluster-extent threshold Ke > 58 voxels.