Research Article
Changes in Temporal and Spatial Patterns of Intrinsic Brain Activity and Functional Connectivity in Upper-Limb Amputees: An fMRI Study
Table 2
Relative regional changes in ALFFs at 2 months
in upper-limb amputees (
) compared to normal control subjects (
).
| | Direction of change | Brain region | Voxels | -value | MNI coordinates | | | |
| | Positive ALFF | Hippocampus_L | 189 | 4.257 | -21 | -27 | -12 | | ParaHippocampal_L | 189 | 3.452 | -21 | -9 | -30 | | Cingulate_Ant_R | 100 | 3.295 | 3 | 27 | 0 | | ParaHippocampal_R | 49 | 4.258 | 18 | 0 | -21 | | Putamen_L | 34 | 3.489 | -27 | -15 | 3 | | Insula_R | 19 | 3.583 | 42 | -9 | -9 | | Putamen_R | 16 | 3.334 | 27 | 3 | -3 | | Postcentral_L | 11 | 3.414 | -63 | -21 | 18 | | Supp_Motor_Area_L | 8 | 3.729 | -3 | 21 | 54 | | Negative ALFF | Precentral_R | 97 | -4.332 | 42 | -12 | 57 | | Precuneus_R | 51 | -4.492 | 6 | -66 | 54 | | Precentral_L | 51 | -4.128 | -27 | 0 | 60 | | Postcentral_R | 44 | -3.836 | 27 | -42 | 63 | | Supp_Motor_Area_R | 42 | -3.705 | 3 | -15 | 72 | | Postcentral_L | 19 | -3.758 | -21 | -45 | 69 |
|
|
rs-fMRI scan done 2-month postamputation; MNI: Montreal Neurological Institute; number of voxels exceeding threshold (cluster size). |
