Table 1.

Demographic profile of ASD–Psychosis (ASD–P) and ASD-no psychosis (ASD–NP) groups used for comparison of Autism Diagnostic Interview-Revised responses

			Group differences
	ASD–P (n = 75)	ASD–NP (n = 69)	Difference/OR (95% CI)	P
Age, mean (range) s.d.	27.7 (17–55) 7.6	27.8 (18–49) 7.6	Difference = −0.1 (−2.5 to 2.4)	0.967
Gender, male: n (%)	63 (84)	32 (46)	OR = 0.2 (0.07 to 0.38)	<0.001
Verbal IQ, mean (range) s.d.	95.5 (55–133) 23.1	113.3 (67–137) 14.7	Difference = −17.5 (−24 to −11)	<0.001

OR, odds ratio.