Table 2.
Peak voxel coordinates and statistics of PPI analyses (with the amygdala as a seed) of the two-back task and eye movements compared to fixation (Experiment 1)
| Region | Side | x, mm | y, mm | z, mm | Peak T | p value |
|---|---|---|---|---|---|---|
| Two-back blocks > fixation | ||||||
| Superior motor area | R | 2 | −4 | 60 | 11.10 | <0.001 |
| Dorsolateral prefrontal cortex (dlPFC) | L | −4 | 56 | 36 | 6.84 | <0.001 |
| R | 62 | 6 | 24 | 6.72 | <0.001 | |
| Posterior parietal cortex | L | −32 | −40 | 56 | 8.63 | <0.001 |
| R | 6 | −36 | 48 | 7.36 | <0.001 | |
| vmPFC | L/R | −2 | 38 | −6 | 6.12 | <0.001* |
| Eye movements > fixation | ||||||
| Middle cingulate cortex | R | 6 | −38 | 34 | 10.21 | <0.001 |
| dlPFC | L | −22 | 40 | 36 | 6.89 | <0.001 |
| R | 4 | 66 | 10 | 6.52 | <0.001 | |
| Posterior parietal cortex | L | −4 | −62 | 30 | 7.47 | <0.001 |
| R | 52 | −24 | 14 | 7.24 | <0.001 | |
| Precentral gyrus (FEFs) | L | −44 | −18 | 46 | 7.01 | <0.001 |
| R | 44 | −14 | 56 | 7.04 | <0.001 | |
| vmPFC | L/R | −4 | 42 | −2 | 6.44 | <0.001* |
All coordinates are defined in MNI152 space. All statistics listed are significant at p <0.05, whole-brain FWE-corrected unless indicated otherwise. To reduce the number of peak voxels, only the peak voxels in the predefined ROIs are reported.
*Small volume corrected for ROI.