Table II.
Significant activations during voluntary selection with button press [selection+] compared to the go task
| Cerebral region | BA | Side | Avg t‐score | Max t‐score | Size | Center of mass | ||
|---|---|---|---|---|---|---|---|---|
| x | y | z | ||||||
| Voluntary selection with button press > Go | ||||||||
| Frontal lobe | ||||||||
| Superior frontal gyrus | 6/8 | L/R | 4.811 | 6.332 | 4981 | 0 | 17 | 53 |
| Middle frontal gyrus | 8/9 | R | 4.812 | 7.295 | 4372 | 46 | 19 | 39 |
| L | 4.703 | 5.582 | 938 | −43 | 22 | 40 | ||
| 6 | L | 4.725 | 6.164 | 905 | −44 | 2 | 43 | |
| 6 | R | 4.455 | 4.794 | 51 | 32 | 14 | 57 | |
| Medial frontal gyrus | 9 | L | 4.773 | 5.943 | 295 | −7 | 31 | 33 |
| 9 | R | 4.688 | 6.027 | 118 | 9 | 47 | 19 | |
| Inferior frontal gyrus/insula | 13/45 | L | 4.765 | 5.968 | 810 | −39 | 19 | 4 |
| Parietal lobe | ||||||||
| Inferior parietal lobule | 40 | L | 5.692 | 11.720 | 2380 | −44 | −46 | 44 |
| Superior parietal lobe/precuneus | 19/7 | L | 4.429 | 4.836 | 81 | −31 | −63 | 43 |
| Precuneus | 7 | R | 4.969 | 6.608 | 1374 | 8 | −66 | 42 |
| Supramarginal gyrus | R | 4.474 | 5.160 | 63 | 51 | −46 | 36 | |
| Subcortical | ||||||||
| Corpus callosum | R | 4.598 | 5.742 | 97 | 9 | −17 | 20 | |
| Go > voluntary selection with button press | ||||||||
| Cuneus/middle occipital gyrus | 6 | R | 4.772 | 5.545 | 375 | 1 | −92 | 30 |
| Insula | L | 4.577 | 6.033 | 104 | −37 | −15 | 23 | |
| Precentral gyrus | 6/4 | R | 4.753 | 6.531 | 66 | 61 | −7 | 39 |