Cluster localizations during the motor task for IC1 and IC2
| Brain Region | BA | Group Analysis*: Primary Peak Locations | |||||
|---|---|---|---|---|---|---|---|
| Right Side | Left Side | ||||||
| x | y | z | x | y | z | ||
| IC1 (Z = 4.73; 14.50% of explained variance) | |||||||
| M1/S1 | 1, 2, 3, 4 | 36.00 | −16.00 | 56.00 | −40.00 | −24.00 | 60.00 |
| SMA | 6 medial | 00.00 | −12.00 | 52.00 | −8.00 | −12.00 | 56.00 |
| Parietal opercule | SII | 50.00 | −26.00 | 16.00 | −50.00 | −26.00 | 16.00 |
| IC2 (Z = 4.58; 12.69 of explained variance) | |||||||
| M1/S1 | 1, 2, 3, 4 | 34.00 | −18.00 | 56.00 | −34.00 | −22.00 | 60.00 |
| Premotor cortex | 6 lateral | 54.00 | 10.00 | 24.00 | −58.00 | 2.00 | 24.00 |
| SMA | 6 medial | 2.00 | −10.00 | 52.00 | −6.00 | −10.00 | 52.00 |
| Parietal lobe | 5, 7 | 42.00 | −26.00 | 60.00 | −46.00 | −34.00 | 60.00 |
| 39, 40 | 50.00 | −46.00 | 52.00 | −54.00 | −34.00 | 40.00 | |
| Parietal opercule | SII | 50.00 | −22.00 | 16.00 | −58.00 | −26.00 | 16.00 |
| Insula | 52 | 38.00 | 14.00 | −4.00 | −34.00 | 18.00 | −4.00 |
| Prefrontal cortex | 9 | 46.00 | 38.00 | 16.00 | – | – | – |
| 8 | 54.00 | 10.00 | 0.00 | −58.00 | 10.00 | 0.00 | |
| Putamen | – | – | – | −14.00 | 10.00 | −4.00 | |
Note:—M1/S1 indicates sensorimotor cortex; SMA, supplementary motor area; SII, secondary sensory area; BA, Brodman area; IC, independent component.
* P > .7 MNI coordinates (mm).