Atypical event-related potentials revealed during the passive parts of a Go-NoGo task in autism spectrum disorder: a case-control study

Table 3 N1 and P3a in passive parts of the test

		TD	ASD
		Mean (SD)	Mean (SD)
		n = 49	n = 49	p value	Cohen’s d
Passive phase after non-cue S1 (S1 = plant)	N1 amplitude¹	2.30 (4.86)	1.77 (5.13)	0.66	0.11
	N1 latency¹	168.3 (15.7)	181.3 (18.9)	0.003*	0.75
	Mean P3a Cz	− 0.99 (1.91)	0.25 (1.99)	0.005*	0.64
	Mean P3a Fz	− 2.57 (1.71)	− 1.93 (1.92)	0.14	0.35
Passive phase after S2 (S1 and S2 = plant)	N1 amplitude¹	2.37 (5.42)	1.72 (5.10)	0.66	0.12
	N1 latency¹	165.4 (16.5)	179.3 (19.5)	0.003*	0.77
	Mean P3a Cz	− 0.86 (1.87)	0.35 (2.46)	0.014*	0.55
	Mean P3a Fz	− 3.00 (2.1)	− 1.54 (2.0)	0.003*	0.82
Passive phase after cue S1 (S1 = animal)	N1 amplitude	2.39 (4.95)	1.95 (4.91)	0.66	0.09
	N1 latency	163.9 (15.4)	179.6 (20.5)	0.003*	0.87
	Mean P3a Cz	− 1.44 (1.85)	− 0.36 (2.34)	0.024*	0.51
	Mean P3a Fz	− 1.29 (1.93)	− 0.83 (1.85)	0.31	0.24

¹Amplitude in microvolts and latency in milliseconds
*Benjamini-Hochberg adjusted p values, significant at 0.05 level after adjustment for 12 hypotheses
The data of N1 from O1 and O2 are averaged

ISSN: 2040-2392