Table 1.

Demographic characteristics of the study sample

Group	N	Males		Females		Mean age	Married %	Highest grade %			Mean IQ
		N	%	N	%			High school	College	Graduate
Autistic disorder	66	52	79.1	14	20.9	30.81	13.4	52.2	37.3	10.4	114
Asperger’s disorder	135	93	68.9	42	31.1	32.01	21.5	37.8	53.3	7.4	122
ASD	201	145	72.1	56	27.9	31.45	18.9	45.0	45.3	8.9	119
No DSM-IV-TR	276	114	41.3	162	58.7	41.51	39.5	37.7	46.0	16.3	116
Other DSM-IV-TR	302	134	44.4	168	55.6	42.04	28.5	40.1	53.3	6	112
Comparisons	578	248	42.9	330	57.1	41.78	33.7	38.9	49.65	11.15	114
Full sample	779	394	44.4	386	49.5		29.9	39.9	49.4	10.3	116.5