Table 3.
Spindles identified in the insula & simultaneous occurrence of sigma activity over other brain regions and the scalp.
| Region | N of channels analyzed | Significant channels corrected per channel | Significant channels corrected per region | Significant channels uncorrected | Sigma power diff [dB] |
Frequency mean [Hz] |
Frequency SD [Hz] |
|---|---|---|---|---|---|---|---|
| Prefrontal | 4 | 25.0 | 75.0 | 75.0 | 2.2 | 11.1 | 0.6 |
| Fronto-lateral | 21 | 61.9 | 71.4 | 71.4 | 3.5 | 12.2 | 1.2 |
| Precental gyrus | 5 | 60.0 | 60.0 | 80.0 | 3.2 | 12.8 | 2.8 |
| Anterior + middle cingulate | 8 | 62.5 | 75.0 | 75.0 | 3.3 | 11.9 | 1.1 |
| SMA | 6 | 66.7 | 100.0 | 100.0 | 4.7 | 12.4 | 1.5 |
| Parieto-lateral | 6 | 33.3 | 33.3 | 66.7 | 2.0 | 12.2 | 1.6 |
| Pre-cuneus | 3 | 33.3 | 33.3 | 33.3 | 1.4 | 11.6 | 0.0 |
| Posterior cingulate | 2 | 0.0 | 50.0 | 50.0 | 0.8 | 10.2 | 0.0 |
| Temporo-lateral | 15 | 20.0 | 26.7 | 33.3 | 1.0 | 11.2 | 1.4 |
| Temporo-mesial | 2 | 0.0 | 0.0 | 0.0 | 0.1 | NA | NA |
| Scalp frontocentral | 19 | 36.8 | 57.9 | 73.7 | 3.0 | 12.2 | 0.9 |
| Scalp centroparietal | 23 | 52.2 | 56.5 | 65.2 | 2.8 | 12.3 | 1.0 |