Table 3. ERP data.

Condition	Region	Amplitudes of N1 (mean ± SD); (μV)	Amplitudes of P3 (mean ± SD), (μV)
P_W	Frontal	−1.93 ± 1.14	1.02 ± 1.59
	Central	−1.17 ± 0.97	2.72 ± 1.13
	parietal	0.99 ± 1.24	1.63 ± 2.16
	temporal	1.30 ± 1.03	−1.34 ± 0.90
	occipito-temporal	2.77 ± 1.64	−0.67 ± 2.24
P_L	Frontal	−1.79 ± 1.22	0.61 ± 1.59
	Central	−1.25 ± 0.87	2.35 ± 1.09
	parietal	0.67 ± 1.76	1.71 ± 1.94
	temporal	1.38 ± 1.00	−1.02 ± 1.08
	occipito-temporal	2.51 ± 1.61	−0.29 ± 1.68
NP_W	Frontal	−1.61 ± 1.08	0.92 ± 1.46
	Central	−1.21 ± 0.88	2.32 ± 1.02
	parietal	0.70 ± 1.80	1.06 ± 1.84
	temporal	1.17 ± 0.96	−1.12 ± 0.96
	occipito-temporal	2.52 ± 1.67	−0.74 ± 1.13
NP_L	Frontal	−1.80 ± 1.16	0.95 ± 1.08
	Central	−1.08 ± 1.02	2.19 ± 1.06
	parietal	1.05 ± 1.72	1.97 ± 0.85
	temporal	1.20 ± 1.27	−1.01 ± 0.94
	occipito-temporal	2.76 ± 1.61	−0.86 ± 1,09

The means and SDs of N1 and P3 amplitudes in all conditions.