Table 4.
Peak location and intensity of swallowing-related changes in brain activation per group. Negative values denote event-related desynchronization of oscillatory brain activity in comparison to baseline
| Parameter | Peak value | MNI coordinates | Brain area |
|---|---|---|---|
| MoCA ≥ 26 | |||
| Theta | − 0.106 | [− 30, − 12, 49] | Left middle frontal gyrus |
| Alpha | − 0.068 | [− 47, 0, 30] | Left precentral gyrus |
| Beta | − 0.143 | [39, 0, 32] | Right precentral gyrus |
| MoCA ≤ 24 | |||
| Theta | − 0.159 | [− 29, − 14, 59] | Left precentral gyrus |
| Alpha | − 0.055 | [− 47, 2, 20] | Left inferior frontal gyrus |
| Beta | − 0.083 | [− 47, 0, 30] | Left precentral gyrus |
MNI Montreal Neurological Institute, MoCA Montreal Cognitive Assessment