Table 3.

Lifetime rate of axis-I disorders in adults with autism spectrum disorders (N = 122, if not otherwise specified)

	Criteria met DSM-IV
	Autistic disorder (N=5)		Asperger's disorder (N=67)		PDD NOS (N=50)		Total (N=122)		AS – PDD NOSa		Male (N=82)		Female (N=40)		Male – Femalea
	N	%	N	%	N	%	N	%	χ2 (df = 1)	p	N	%	N	%	χ2 (df = 1)	p
Attention-Deficit/Hyperactivity Disorder	2	40	24	36	26	52	52	43	3.06	0.09	35	43	17	43	0.00	1.00
Chronic tic disorders	0	0	14	21	11	22	25	20	0.02	1.00	20	24	5	13	2.33	0.16
Mood disorder	3	60	35	52	27	54	65	53	0.04	1.00	39	48	26	65	3.29	0.08
Psychotic disorders	0	0	10	15	5	10	15	12	0.62	0.58	13	16	2	5	2.94	0.14
Substance related disorders	1	20	4	6	14	28	19	16	10.67	0.002	14	17	5	13	0.43	0.60
Anxiety disorder N = 119	0	0	34	51	25	50	59	50	0.01	1.00	37	45	22	55	1.05	0.34
Obsessive Compulsive Disorder	0	0	14	21	15	30	29	24	1.27	0.29	16	20	13	33	2.50	0.12
Impulse control disorder	0	0	4	6	7	14	11	9	2.17	0.20	6	7	5	13	0.88	0.50
Somatoform disorder N = 119	0	0	2	3	4	8	6	5	1.48	0.40	4	5	2	5	0.00	1.00
Eating disorder N = 119	0	0	2	3	4	8	6	5	1.48	0.40	2	2	4	10	3.29	0.09

^aFisher's exact χ² test