Table 3.

Statistical results of a 4 categories × 3 presentation conditions × 2 hemispheres repeated-measures MANOVA on the peak amplitude of the P1, N170, and P1 to N170 peak-to-peak difference.

	P1		N170		P1–N170
	F	$p({\eta }_p^2)$	F	$p({\eta }_p^2)$	F	$p({\eta }_p^2)$
Category	(3, 13) = 3.7	0.040*(0.460)	(3, 13) = 4.0	0.033*(0.478)	(3, 13) = 4.0	0.031* (0.483)
Presentation	(2, 14) = 1.1	0.362	(2, 14) = 7.3	0.007* (0.510)	(2, 14) = 3.8	0.047* (0.354)
Hemisphere	(1, 15) = 2.6	0.131	(1, 15) = 2.6	0.126	(1, 15) < 0.1	0.993
Category × presentation	(6, 10) = 1.1	0.445	(6, 10) = 6.7	0.005* (0.801)	(6, 10) = 3.8	0.032* (0.693)
Category × hemisphere	(3, 13) = 2.3	0.120	(3, 13) = 2.8	0.083	(3, 13) = 1.0	0.446
Presentation × hemisphere	(2, 14) = 0.1	0.918	(2, 14) = 0.8	0.490	(2, 14) = 1.5	0.247
Category × presentation × hemisphere	(6, 10) = 2.0	0.173	(6, 10) = 1.0	0.484	(6, 10) = 1.3	0.340

* Indicates p-values lower than 0.05, which were considered as significant, with the partial eta squared in parenthesis for significant effects.