Table 3.
Relationships between gray matter volume and BIS-11 scores
| Region | Cluster Size | MNI Peak Coordinates | Relationship | |
|---|---|---|---|---|
| BIS-11 Total | Medial Orbitofrontal Cortex (R) | 487 | (6, 34, −20) | Negative |
| BIS-11 Motor Impulsivity | Medial Orbitofrontal Cortex (R) | 336 | (4, 30, −21) | Negative |
| BIS-11 Non-planning Impulsivity | Paracingulate Gyrus (R) | 427 | (10, 28, 32) | Negative |
| Paracingulate Gyrus (L) | 289 | (−4, 52, 9) | Negative | |
| Medial Orbitofrontal Cortex (R) | 411 | (6, 33, −21) | Negative |
A cluster size of ≥236 voxels was significant at pFWE<0.05