Table 2.
Mean alpha and beta power (SDs in parentheses) by location in the Eyes Open condition
| Band | Location | WS | CA | MA |
|---|---|---|---|---|
| Full alpha | Frontal | 0.69*1 (0.65) | 1.19 (1.69) | 2.96 (3.31) |
| Central | 0.47*1 (0.24) | 0.81 (0.95) | 3.01 (2.67) | |
| Parietal | 0.721 (0.94) | 1.65 (2.58) | 4.39 (5.9) | |
| Occipital | 1.21*1 (0.91) | 2.74 (4.28) | 6.17 (6.73) | |
| Low alpha | Frontal | 0.98*1 (1.11) | 1.23 (1.15) | 3.71 (3.22) |
| Central | 0.50*1 (0.56) | 0.85 (1.04) | 3.64 (3.91) | |
| Parietal | 1.11*1 (1.71) | 1.41 (1.64) | 5.74 (7.11) | |
| Occipital | 1.80*1 (2.09) | 2.45 (3.58) | 6.17 (6.44) | |
| Upper alpha | Frontal | 0.38*1 (0.18) | 1.15 (1.83) | 2.35 (2.59) |
| Central | 0.37*1 (0.2) | 0.78 (0.91) | 2.51 (1.69) | |
| Parietal | 0.40*1 (0.17) | 1.84 (3.2) | 3.31 (4.21) | |
| Occipital | 0.75*1 (0.29) | 2.97 (4.85) | 3.20 (5.16) | |
| Beta | Frontal | 0.66 (0.6) | 0.36 (0.26) | 0.75 (0.48) |
| Central | 0.61 (0.65) | 0.30 (0.27) | 0.46 (0.32) | |
| Parietal | 0.31 (0.14) | 0.31 (0.21) | 0.60 (0.47) | |
| Occipital | 0.67*1 (0.49) | 0.63*2 (0.41) | 1.32 (0.86) |
*1Indicates significant difference (in bold) between WS/MA groups (p < .05)
*2Indicates significant difference (in bold) between CA/MA groups (p < .05)