A potentiated startle study of uncertainty and contextual anxiety in adolescents diagnosed with autism spectrum disorder

Table 1 Participant characteristics

	M		SD		Range		t
Measure	ASD	CON	ASD	CON	ASD	CON
Age (years)	16.64	16.99	0.98	0.96	15-18	15-18	1.09
Full-scale IQ	104.82	108.74	13.32	10.56	85-124	92-129	0.98
SRS total	103	17.87	23.65	10.70	68-150	2-38	12.86^***
SRS mannerisms	19.06	2.88	5.91	3.10	9-29	0-11	9.76^***
ADOS total	13.11	--	3.80	--	7-18	--	--
SCAS-P total	24.78	10.28	14.54	8.53	3-58	2-18	4.37^***
SCAS-C total	26.28	22.22	10.54	10.16	2-53	6-40	1.18
IUS-P	40.47	22.47	11.28	7.79	24-58	12-40	5.18^***
IUS-C	33.94	30.22	8.39	7.45	20-48	18-44	1.41

M, Mean; SD, Standard Deviation; ASD, autism spectrum disorder; CON, typical control; Full-scale IQ, from the Wechsler Abbreviated Scales of Intelligence; SRS, Social Responsiveness Scale; ADOS, Autism Diagnostic Observation Schedule (Module 3 or 4); SCAS-P/-C, Spence Children’s Anxiety Scale parent report/child report); IUS-P/-C, Intolerance of Uncertainty Scale parent report/child report). ***P <.001.

ISSN: 2040-2392