From: Comparison of resting-state EEG between adults with Down syndrome and typically developing controls
EEG measure (n = 25 per group) | DS mean (SD) | TD control mean (SD) | Occipital | Frontal | ||||
---|---|---|---|---|---|---|---|---|
Occipital | Frontal | Occipital | Frontal | Equation | Partial eta squared | Equation | Partial eta squared | |
Absolute delta power (0.5-4 Hz range; log μV2) | 5.71 (0.52) | 6.23 (0.59) | 5.41 (0.36) | 5.75 (0.39) | F (1, 47) = 1.91, p = .037* | .039 group | F (1, 47) = 11.14, p = .002** | .192 group |
Relative delta power (0.5-4 Hz range; log μV2) | 0.39 (0.02) | 0.39 (0.02) | 0.37 (0.02) | 0.37 (0.02) | F (1, 47) = 8.18, p = .006** | .148 group | F (1, 47) = 8.34, p = .006** | .151 group |
Absolute theta power (4-8 Hz range; log μV2) | 5.29 (0.71) | 5.69 (0.65) | 4.89 (0.44) | 5.15 (0.34) | 1Group: F (1, 47) = 0.94, p = .338 Paradigm: F (1, 47) = 4.73, p = .035* | .020 group; .091 paradigm | F(1, 47) = 6.78, p = .012* | .126 group |
Relative theta power (4-8 Hz range; log μV2) | 0.25 (0.01) | 0.26 (0.01) | 0.24 (0.01) | 0.24 (0.01) | 1Group: F (1, 47) = 13.98, p = .001*** Paradigm: F (1, 47) = 6.77, p = .012* | .229 group; .126 paradigm | 1Group: F (1, 47) = 9.25, p = .004** Paradigm: F (1, 47) = 7.83, p = .007** | .164 group; .143 paradigm |
Absolute alpha power (8-13 Hz range; log μV2) | 5.19 (0.91) | 5.43 (0.96) | 5.76 (0.88) | 5.82 (0.85) | F (1, 47) = 5.20, p = .027* | .100 group | F (1, 47) = 1.87, p = .179 | .038 group |
Relative alpha power (8-13 Hz range; log μV2) | 0.15 (0.02) | 0.15 (0.02) | 0.19 (0.02) | 0.16 (0.01) | F (1, 47) = 61.04, p ≤ .001*** | .565 group | F (1, 47) = 12.45, p ≤ .001*** | .209 group |
Absolute beta power (13-30 Hz range; log μV2) | 3.27 (0.52) | 3.46 (0.54) | 3.56 (0.45) | 3.64 (0.46) | F (1, 47) = 4.03, p = .050* | .079 group | F (1, 47) = 0.33, p = .569 | .007 group |
Relative beta power (13-30 Hz range; log μV2) | 0.19 (0.02) | 0.19 (0.02) | 0.20 (0.01) | 0.20 (0.01) | F (1, 47) = 8.32, p = .006** | .150 group | F (1, 47) = 4.45, p = .040* | .087 group |
Absolute alpha peak amplitude (8-13 Hz range; log μV2) | 0.11 (0.06) | 0.12 (0.06) | 0.24 (0.08) | 0.23 (0.09) | F (1, 47) = 27.88, p ≤ .001*** | .372 group | F (1, 47) = 19.05, p ≤ .001*** | .288 group |
Relative alpha peak amplitude (8-13 Hz range; log μV2) | 0.03 (0.00) | 0.03 (0.00) | 0.03 (0.00) | 0.03 (0.00) | F (1, 47) = 9.72, p = .003** | .171 group | F (1, 47) = 8.98, p = .004** | .160 group |
Alpha peak frequency (8-13 Hz range; Hz) | 10.32 (1.07) | 10.44 (1.11) | 10.27 (0.14) | 10.30 (0.21) | 1Group: F (1, 47) = 1.52, p = .224 Paradigm: F (1, 47) = 7.38, p = .009** | .031 group; .136 paradigm | F (1, 47) = 0.191, p = .664 | .004 group |