Table 2.

Number of people with at least one diagnosis of mood disorders (F32-F39 in ICD-10) or anxiety (F4) during the study period in a group of people with intellectual disability (ID) and a referent group from the general population (gPop), as well as stratified on presence of behaviour impairment, severity of ID, sex, and date of birth (before/after median)

	Total	Mood disordersa		Anxietya		Mood disorders only		Anxiety only		Both diagnoses
		n	%	n	%	n	%	n	%	n	%
ID	587	336	57	354	60	233	40	251	43	103	18
gPop	434	264	61	276	64	158	36	170	39	106	24
Within the ID cohort
Without behaviour impairment	147	116	79	117	80	82	56	83	56	34	23
With behaviour impairment	199	85	43	85	43	62	31	62	31	23	12
Mild ID	101	89	88	97	96	56	55	64	63	33	33
Moderate/severe/profound ID	153	60	39	60	39	41	27	41	27	19	12
Women	290	181	62	167	58	130	45	116	40	51	18
Men	297	155	52	187	63	103	35	135	45	52	18
Born before median date of birth	294	176	60	161	55	133	45	118	40	43	15
Born after median date of birth	293	160	55	193	66	100	34	133	45	60	20

^aAny diagnosis of mood disorders/anxiety regardless of whether a diagnosis of the other investigated disorder is present