Visual perception of different wood surfaces: an event-related potentials study

Table 2 Mean amplitude (μV) of group-averaged ERPs and the results with two-way ANOVA in three conditions by different colors

ERPs	Location	Light color		Medium color		Dark color		F	p	η ²
ERPs	Location	Mean	SD	Mean	SD	Mean	SD	F	p	η ²
N100	Frontal	− 2.62	2.12	− 2.89	2.25	− 3.60	2.22	20.411	< 0.001	0.493
N100	Central	− 2.13	1.73	− 2.49	1.90	− 2.95	1.89	11.811	< 0.001	0.360
P200	Central-parietal	1.25	2.42	1.05	2.48	1.53	2.77	4.275	0.02	0.169
P200	Parietal	3.22	2.69	3.49	2.90	4.15	3.17	15.441	< 0.001	0.424
N200	Frontal	− 1.91	2.95	− 2.65	3.09	− 1.98	3.40	9.931	< 0.001	0.321
N200	Central	0.44	2.45	− 0.28	2.42	0.59	2.71	14.749	< 0.001	0.413

ISSN: 1297-966X