TABLE 2.

N1 peak in response to simple sound stimuli.

N1 simple sounds	Research	Participants
Greater Amplitude	Flagg et al., 2005*	8–17 year old males with ASD
	Gage et al., 2003a*	8–14 year old males with ASD
	Dawson et al., 1986*	6–18 year old males with ASD; some with intellectual impairment
	Rojas et al., 2001	Adults with fragile X syndrome
	Van der Molen et al., 2012a,b	18–42 year old males with fragile X syndrome
	Castren et al., 2003	7–13 year old males with fragile X syndrome
Longer Latency	Port et al., 2016	Mean age 8 years old at initial recruitment; males
	Roberts et al., 2010*	Mean age 10 years old; sex not reported
	Sokhadze et al., 2009*	9–27 year old males and one female with high functioning ASD
	Bruneau et al., 1999*	4–8 year old males and females with intellectual impairment and ASD
	Seri et al., 1999	7–10 year old with tuberous sclerosis; sex not reported
	Korpilahti et al., 2007	9–12 year old males with Asperger syndrome
	Oram Cardy et al., 2008*	7–18 year old males and females with ASD and/or Asperger syndrome
Shorter/Atypical Latency	Gage et al., 2003b	8–14 year old males with ASD
	Oades et al., 1988	6–18 year old males and one female
	Ferri et al., 2003	6–19 year old males with ASD and intellectual impairment

Specific sub-diagnoses and notable features of participants are underlined. Asterisks indicate that the reported result was only seen in the right hemisphere.