Table 2.
fMRI Risky Gains Task Results for Group by Outcome Interactions.
| MNI | ||||
|---|---|---|---|---|
| Coordinates | ||||
| Contrast | Peak Region | (x,y,z) | Ke a | t |
| Losses vs. wins | Right angular gyrus | 46, −54, 30 | 188 | 5.78 |
| HC > OB | Right occipital lobe | 10, −82, 36 | 301 | 4.53 |
| Left anterior insula | −44, 8, −14 | 52 | 4.15 | |
| Left extrastriate visual cortex | −6, −80, 18 | 101 | 3.88 | |
| Safe choices vs risky choices following a loss | Ventromedial prefrontal cortex | 2, 44, −24 | 175 | 4.75 |
| HC > OB |
Regions showing between-group differences during the Risky Gains Task (AlphaSim voxel level probability = p < 0.001, p < 0.05 FWE cluster corrected). MNI: Montreal Neurological Institute. HC: healthy controls. OB: obese. a Cluster extent in voxels.