Table 3 Average ERP amplitudes of participants (M ± SD).
Experimental group (N = 24) | Control group (N = 20) | |||||
---|---|---|---|---|---|---|
Fz | Cz | Pz | Fz | Cz | Pz | |
N2 | ||||||
Positive association | 3.16 ± 6.95 | 2.76 ± 4.47 | 2.27 ± 3.12 | 3.36 ± 4.29 | 2.47 ± 4.27 | 1.29 ± 2.52 |
Negative association | 0.48 ± 4.69 | 1.22 ± 4.49 | 0.51 ± 3.45 | 3.32 ± 4.26 | 2.27 ± 4.27 | 0.90 ± 2.94 |
N400 | ||||||
Positive association | 0.94 ± 6.42 | 1.43 ± 3.31 | 0.27 ± 4.74 | −3.37 ± 5.74 | −2.81 ± 3.88 | −1.87 ± 3.97 |
Negative association | −0.60 ± 4.02 | −1.98 ± 4.05 | −2.47 ± 2.95 | −4.61 ± 5.73 | −3.53 ± 4.79 | −3.25 ± 3.94 |
LPP | ||||||
Positive association | 2.70 ± 3.81 | 3.39 ± 3.06 | 2.72 ± 2.65 | 5.02 ± 4.76 | 4.60 ± 3.59 | 4.00 ± 3.30 |
Negative association | 2.11 ± 3.29 | 2.98 ± 2.01 | 2.21 ± 2.69 | 3.94 ± 2.73 | 3.23 ± 2.76 | 3.05 ± 2.45 |