marginally significantp = .09
The overall ANOVA revealed a marginally significant main effect of Group ( F (1,32) = 2.79, p = .09, η 2 = .08), with the HMA group showing a greater positivity (e.g., at Cz mean = .80 μV, SEM = .16) than the LMA one (mean = .50 μV, SEM = .10).