Table 1 MMN/P3a mean amplitude (μV) and standard deviation values at frontal and temporal electrodes for each group
##Electrode | Controls | At-risk | ES d(r) |
|---|---|---|---|
Location | Mean (SD) | Mean (SD) | (At-risk vs. controls) |
FP1 | −1.24 μV (1.11) | −0.60 μV (1.07) | −0.59 (−0.28) |
FPz | −1.40 μV (1.17) | −0.38 μV (1.40) | −0.79 (−0.37) |
FP2 | −1.24 μV (1.15) | −0.32 μV (1.90) | −0.59 (−0.28) |
F1 | −1.37 μV (0.87) | −0.79 μV (0.81) | −0.69 (−0.33) |
Fz | −1.09 μV (0.87) | −0.70 μV (1.20) | −0.37 (−0.19) |
F2 | −1.03 μV (1.05) | −0.80 μV (1.30) | −0.19 (−0.10) |
FC1 | −0.91 μV (0.59) | −0.67 μV (0.72) | −0.36 (−0.18) |
FCz | −0.62 μV (0.73) | −0.52 μV (0.96) | −0.12 (−0.06) |
FC2 | −0.60 μV (0.76) | −0.63 μV (1.09) | 0.03 (0.02) |
C3 | −1.56 μV (1.29) | −0.93 μV (0.98) | −0.55 (−0.27) |
Cz | −0.19 μV (0.66) | −0.22 μV (0.80) | 0.04 (0.02) |
C4 | −0.17 μV (0.74) | −0.42 μV (0.92) | 0.30 (0.15) |
TP9 | 1.69 μV (1.08) | 0.93 μV (1.69) | 0.54 (0.26) |
TP10 | 1.55 μV (1.14) | 0.71 μV (1.12) | 0.74 (0.35) |
P3a Fz | 1.47 μV (1.00) | 1.25 μV (1.34) | 0.19 (0.09) |
P3a Cz | 0.29 μV (0.84) | 0.81 μV (0.96) | −0.58 (−0.28) |