Brain regions displaying significant changes in measured activity (p < 0.001 uncorrected; cluster size >10 voxels, except where noted)
| Brain region | MNI coordinates (x, y, z) | Peak t value | Cluster size |
|---|---|---|---|
| Preferred > nonpreferred | |||
| L somatosensory cortex | −60, −12, 16 | 4.19 | 17 (p < 0.01) |
| Nonpreferred > preferred | |||
| None | |||
| Unpredictable > predictable | |||
| R medial orbitofrontal cortex including | 20, 36, −12 | 7.31 | 77 |
| Bilateral nucleus accumbens | 0, 16, −8 | 7.17 | |
| Bilateral paracentral lobule | 12, −20, 64 | 6.35 | 239 |
| L mediodorsal nucleus of thalamus | −4, −20, 4 | 5.86 | 12 |
| R cerebellum | 44, −68, −24 | 5.85 | 12 |
| 16, −76, −28 | 4.86 | 26 | |
| Predictable > unpredictable | |||
| R superior temporal gyrus | 56, −40, 16 | 5.16 | 98 |
| L precentral gyrus | −48, 4, 36 | 4.28 | 14 |
| R lateral orbitofrontal gyrus | 32, 16, −16 | 4.22 | 13 |
| (Preferred–nonpreferred) × (unpredictable–predictable) | |||
| L superior temporal gyrus | −48, −4, −16 | 3.15 | 5 (p < 0.01) |
| (Preferred–nonpreferred) × (predictable–unpredictable) | |||
| R insula | 44, 20, 12 | 3.61 | 17 (p < 0.01) |
| L posterior cingulate gyrus | −12, −40, 8 | 3.59 | 46 (p < 0.01) |
| R cerebellum | 28, −52, −32 | 3.56 | 13 (p < 0.01) |
L, Left; R, right.