marginally significantP = 0.056
The ANOVA results showed that the main effect of the conflict magnitude was significant [ F (1,25) = 17.318, P < 0.001, η 2 = 0.409], the main effect of confidence was marginally significant [ F (1,25) = 4.008, P = 0.056, η 2 = 0.138], but the main effect of electrode was not significant [ F (5,125) = 1.576, P = 0.172, η 2 = 0.059].