Table 1.
Brain region | L/R | Cluster size (voxels) | Maxima of cluster x/y/z (mm)b | Z |
---|---|---|---|---|
Activation increasec | ||||
Superior frontal gyrus | R | 55 | 24/57/03 | 3.56 |
Middle frontal gyrus | L | 125 | −30/51/12 | 4.68 |
R | 1216 | 27/15/51 | 4.80 | |
R | 1216 | 27/09/60 | 4.74 | |
Inferior frontal gyrus | L | 43 | −39/21/27 | 3.67 |
Supplementary motor area/middle cingulate | L | 1216 | −06/18/45 | 4.73 |
Middle orbitofrontal gyrus | R | 55 | 27/51/−12 | 3.66 |
Inferior parietal lobe | R | 1671 | 42/−36/42 | 5.45 |
Precuneus | R | 1671 | −09/−57/51 | 5.10 |
Inferior temporal gyrus | R | 64 | 51/−57/−09 | 4.33 |
Middle posterior insula | R | 18 | 30/24/−03 | 3.16 |
Globus pallidus | L | 13 | −15/00/−03 | 3.10 |
Caudate | L | 40 | −12/06/12 | 2.96 |
Cerebellum | L | 266 | −12/−54/−45 | 4.59 |
L | 266 | −36/−66/−48 | 3.90 | |
R | 224 | 36/−54/−36 | 4.53 | |
R | 224 | 33/−63/−51 | 3.89 | |
R | 14 | 12/−54/−48 | 3.58 | |
Activation decreased | ||||
Medial prefrontal cortex (medial superior frontal gyrus) | R | 759 | 09/57/21 | 4.58 |
R | 13 | 09/33/54 | 2.92 | |
R | 11 | 12/42/42 | 2.77 | |
R | 11 | 06/45/48 | 2.53 | |
Subgenual prefrontal cortex | R | 759 | 00/42/−18 | 4.32 |
Rolandic operculum | L | 3856 | −48/−24/18 | 6.11 |
R | 1988 | 51/−21/18 | 5.47 | |
Precentral gyrus | R | 45 | 21/−27/63 | 3.63 |
Superior temporal gyrus | R | 97 | 60/−57/24 | 3.35 |
Temporoparietal junction | L | 142 | −45/−63/24 | 3.63 |
Middle temporal gyrus | R | 97 | 60/−60/09 | 3.87 |
R | 97 | 54/−51/06 | 2.87 | |
Fusiform gyrus | R | 19 | 39/−33/−18 | 3.64 |
Amygdala/hippocampus | L | 3856 | −27/−06/−15 | 5.86 |
R | 1988 | 27/−06/−15 | 4.99 | |
Parahippocampal region | R | 88 | 12/−39/−06 | 3.04 |
Insula | L | 3856 | −39/−06/−06 | 5.85 |
R | 1988 | 39/−03/−09 | 4.84 | |
Thalamus | L | 13 | −12/−24/03 | 2.74 |
Cuneus | L | 17 | −03/−84/30 | 2.66 |
R | 8 | 09/−87/36 | 2.67 | |
Lingual gyrus | L | 8 | −12/−51/−03 | 2.62 |
R | 88 | 15/−48/−09 | 3.01 | |
Cerebellum | L | 43 | −30/−81/−36 | 3.85 |
R | 29 | 33/−78/−36 | 3.20 | |
R | 88 | 18/−54/−18 | 3.18 |
aRegions that showed differential activation at n-back = 3 compared with n-back = 1 back on the scanner version of the eWM training task at pre-training. Threshold for whole-brain correction at pFDR < 0.05.
bStereotaxic coordinates of peak voxels in MNI space.
ct test contrast: Load 3 > Load 1.
dt test contrast: Load 3 < Load 1.