Regions correlating with the amount kept by Player A at the time of choice
| Region | Hemisphere | Extent | x | y | z | Peak T |
| Lingual gyrus | R/L | 1257 | 8 | −74 | 8 | 5.21 |
| Cingulate gyrus | R/L | 39 | 2 | −10 | 36 | 4.54 |
| vmPFCa-ACC | R/L | 36 | 0 | 48 | −2 | 4.14 |
| mPFC-paracingulate gyrus | R/L | 30 | 0 | 54 | 4 | 3.79 |
| mPFC-ACC | R/L | 28 | −4 | 44 | 14 | 3.91 |
| Frontopolar cortex/IFG | R | 23 | 42 | 44 | 0 | 4.75 |
| dmPFCb-paracingulate/SFG | R/L | 21 | −2 | 50 | 26 | 5.45 |
| Occipital cortex | R | 20 | 42 | −76 | −6 | 4.69 |
| ACC | R/L | 18 | 0 | 26 | 28 | 4.22 |
| Thalamus | L | 16 | −12 | −34 | 8 | 3.90 |
| vmPFC-ACC | R | 14 | 8 | 48 | 0 | 3.82 |
| Frontopolar cortex | L | 11 | −16 | 58 | 28 | 5.00 |
| Cingulate gyrus | L | 10 | −4 | −4 | 32 | 3.95 |
Peak coordinates (x,y,z) are listed in MNI space. T values are test statistics derived from 5000 permutations of the data. All regions are significant at p < 0.05 whole-brain familywise error corrected for multiple comparisons.
IFG, Inferior frontal gyrus; SFG, superior frontal gyrus; R, right; L, left.
a vmPFC cluster used as a mask to extract subject specific time courses for PPI analyses.
b dmPFC cluster used as a mask to extract subject specific time courses for PPI analyses.