Table 2.
fMRI activation ramping up to switch events across different switch and cluster designation methods
| VFT type | Switch designation | Analysis type | MNI coordinates | Cluster size | t | Peak region | Side |
|---|---|---|---|---|---|---|---|
| Category | Participant | Whole brain | –20 –6 –30 | 174 | 4.44 | Parahippocampal gyrus | L |
| SUIT | – | – | – | – | – | ||
| Letter | VFClust | Whole brain | –44 –74 –40 | 347 | 5.18 | Cerebellar lobule VIIa Crus I | L |
| 34 –84 –32 | 140 | 4.7 | Cerebellar lobule VIIa Crus I | R | |||
| SUIT | –28 –78 –45 | 163 | 5.73 | Cerebellar VIIa Crus II | L | ||
| 30 –80 –47 | 262 | 5.05 | Cerebellar VIIa Crus II | R | |||
| –10 –30 –21 | 47 | 4.79 | Brain stem | L | |||
| 14 –68 –15 | 51 | 4.66 | Cerebellar lobule VI | R | |||
| –34 –68 –25 | 44 | 4.23 | Cerebellar lobule VIIa Crus I | L | |||
| Category and Letter | Participant | Whole brain | –52 14 –2 | 201 | 5.41 |
Temporal pole, inferior frontal gyrus (p. opercularis, p. triangularis) |
L |
| –18 –18 –16 | 171 | 5.24 | Hippocampus | L | |||
| 14 –72 –16 | 140 | 5.11 | Cerebellar lobule VI | R | |||
| 16 –14 –30 | 118 | 4.78 | Parahippocampal gyrus | R | |||
| –58 –6 8 | 181 | 4.36 | Rolandic operculum, superior temporal gyrus | L | |||
| SUIT | 12 –24 –19 | 132 | 5.66 | Brain stem | R | ||
| –12 –28 –21 | 104 | 4.45 | Brain stem | L |
Note: VFT = verbal fluency test.