a slight trendp = .12
Event-Related Potentials (ERPs) Unexpectedly, diagnostic groups did not appear to differ in mean N2pc amplitudes, χ 2 = 0.68, p = .41, and there was only a slight trend towards group differences in P D amplitudes, χ 2 = 2.37, p = .12 ( Figs. 3 , 7 ; Supplementary Figure A.7 ).