Table 2.
Brain region | BA | Hemisphere | MNI coordinates |
Tmax | k | ||
---|---|---|---|---|---|---|---|
x | y | z | |||||
Task switching BOLD-signal variability negatively correlating with task switching costs in error rates | |||||||
IFJ | 9/45/8/6 | Left | −34 | 6 | 40 | 3.49 | 10301** |
MFG/superior frontal gyrus | 9/8 | Left | −36 | 32 | 34 | 3.85 | * |
ACC | 24/32 | Right | 2 | 40 | 16 | 3.59 | * |
MPFC | 9/10 | Left | −2 | 62 | 2 | 3.72 | * |
SMA | 32 | Left | −2 | 10 | 46 | 4.21 | * |
Middle/posterior cingulate cortex | 31/24 | Right | 6 | −38 | 46 | 5.65 | * |
Postcentral gyrus | 43 | Left | −44 | −22 | 24 | 4.29 | * |
IFG/insula | 13/45/46/47 | Right | 34 | 26 | 12 | 3.77 | 6338† |
Calcarine sulcus | 17/18 | Right | 2 | −96 | 0 | 4.13 | † |
Thalamus | Left | −16 | −28 | 2 | 4.33 | † | |
Distractor inhibition BOLD-signal variability negatively correlating with distractor inhibition costs in error rates | |||||||
MPFC | 10 | Right | 6 | 32 | −10 | 4.05 | 1007 |
0 | 60 | 8 | 3.76 | ||||
IFG | 44/45/36/47 | Right | 56 | 28 | 10 | 4.27 | 285 |
Precuneus | 31/7 | Right | 2 | −50 | 44 | 3.84 | 406 |
Angular gyrus | 39/40 | Left | −52 | −62 | 36 | 3.60 | 280 |
Right | 62 | −50 | 28 | 3.91 | 206 | ||
Cuneus/occipital cortex | Right | 14 | −86 | 42 | 3.97 | 774 | |
Distractor inhibition BOLD-signal variability positively correlating with distractor inhibition costs in RT | |||||||
IFJ | 9/8 | Left | −42 | 12 | 40 | 3.99 | 137 |
For correlations between task-switching-related BOLD-signal variability and task-switching error costs local maxima are reported as the correlations formed from two extensive clusters: *one containing 10,301 voxels and the †other containing 6338 voxels.