The Autism - Tics, AD/HD and other Comorbidities inventory (A-TAC): further validation of a telephone interview for epidemiological research

Table 2 Areas under Receiver Operating Characteristics Curves for boys only.

A-TAC module	Diagnostic category	Prevalence in: Clinical sample (N = 71) Community sample (N = 230)	Validated DSM-IV items	Gate score	Sum score
Language, Social interaction and Flexibility	Autism	N = 40 (56%)	0.94	0.93	0.93
	spectrum	N = 93 (40%)	0.90	0.89	0.89
	disorder
Attention, hyperactivity	AD/HD	N = 42 (59%)	0.91	0.91	0.91
		N = 127 (55%)	0.87	0.87	0.87
Motor coordination	DCD	N = 39 (55%)	0.78	0.70	0.76
		N = 47 (20%)	0.63	0.61	0.63
Perception	DAMP	N = 36 (51%)		0.83	0.90
		N = 53 (23%)		0.73	0.77
Learning	Mental	N = 12 (17%)	0.83	0.87	0.85
	retardation	N = 37 (16%)	0.76	0.83	0.76
Planning and organizing tasks	AD/HD	N = 42 (59%)		0.86	0.89
		N = 127 (55%)		0.76	0.79
Tics	Tic disorder	N = 11 (15%)	0.95	0.95	0.97
		N = 22 (10%)	0.81	0.92	0.92

ISSN: 1471-244X