Table 4.
Significant activations modelled by the parametric interaction of arousal and modality.
| Region of activation | Hemisphere | x | y | z | Cluster mass | Cluster size (n voxels) | t (max) |
|---|---|---|---|---|---|---|---|
| Positive clusters (faces > voices) | |||||||
| Postcentral Gyrus | R | 42 | −24 | 30 | 23.48 | 7 | 3.54 |
| Supramarginal Gyrus | R | 42 | −41 | 31 | 87.84 | 24 | 5.21 |
| Inferior Temporal Gyrus | R | 37 | −60 | −3 | 114.45 | 32 | 4.33 |
| Precentral Gyrus | R | 31 | −16 | 30 | 31.37 | 9 | 4.21 |
| Middle Occipital Gyrus | R | 30 | −81 | 17 | 44.08 | 13 | 3.68 |
| Middle Frontal Gyrus | R | 32 | 23 | 38 | 188.89 | 51 | 4.92 |
| Cuneus | R | 17 | −93 | 10 | 37.83 | 10 | 4.74 |
| Anterior Cingulate Gyrus | R | 22 | 43 | 4 | 59.00 | 17 | 4.29 |
| Cingulate Gyrus | L | −3 | −9 | 28 | 175.58 | 48 | 4.45 |
| Medial Frontal Gyrus | L | −15 | 48 | 3 | 24.10 | 7 | 3.63 |
| Middle Frontal Gyrus | L | −28 | 21 | 38 | 135.49 | 35 | 5.32 |
| Caudate | L | −25 | −25 | 30 | 50.80 | 14 | 4.57 |
| Middle Frontal Gyrus | L | −31 | −8 | 38 | 17.06 | 5 | 3.59 |
| Caudate | L | −36 | −25 | −7 | 25.94 | 7 | 4.26 |
| Fusiform Gyrus | L | −39 | −40 | −8 | 68.07 | 18 | 5.25 |
| Inferior Occipital Gyrus | L | −40 | −72 | −3 | 16.84 | 5 | 3.54 |
| Negative clusters (faces < voices) | |||||||
| Superior Temporal Gyrus | R | 54 | −16 | 6 | 82.37 | 24 | −3.84 |
| Postcentral Gyrus | R | 50 | −32 | 49 | 17.70 | 5 | −3.80 |
| Middle Temporal Gyrus | R | 48 | −41 | 7 | 17.10 | 5 | −3.78 |
| Postcentral Gyrus | L | −50 | −16 | 18 | 45.49 | 12 | −5.07 |
| Inferior Frontal Gyrus | L | −58 | 16 | 2 | 63.16 | 16 | −4.87 |
Note. Significant activation clusters as identified by arousal × modality contrast weights (p < 0.05 CBP corrected). Negative t-values represent pattern with increased activity to faces compared to voices. The coordinates refer to the peak voxel in each cluster.