Table 4 Occurrence of psychiatric comorbidities with at least one affective (F3) and anxiety (F4) diagnosis among older people with intellectual disability (ID) and the general population (gRef) based on two-digit mental and behavioural diagnoses from the ICD-10 coding system

F00_Dementia in Alzheimer disease

5 (1%)

<5

NC*

<5

<5

NC*

F01_Vascular dementia

11 (2%)

<5

NC*

<5

<5

NC*

F03_Unspecified dementia

29 (5%)

8 (2%)

2.21 (1.00–4.90)

13 (3%)

<5

NC*

F06_Other mental disorders due to brain damage and dysfunction and to physical disease

44 (8%)

8 (2%)

3.45 (1.61–7.43)

27 (6%)

7 (2%)

3.01 (1.30–7.00)

F07_Personality and behavioural disorders due to brain disease, damage and dysfunction

10 (2%)

<5

NC*

9 (2%)

<5

NC*

F09 _Unspecified organic or symptomatic mental disorder

6 (1%)

<5

NC*

6 (1%)

<5

NC*

F10_Mental and behavioural disorders due to use of alcohol

34 (6%)

53 (16%)

0.34 (0.22–0.54)

32 (7%)

46(13%)

0.49 (0.31–0.79)

F11_Mental and behavioural disorders due to use of opioids

6 (1%)

11 (3%)

0.32 (0.12–0.86)

<5

10 (3%)

NC*

F13_Mental and behavioural disorders due to use of sedatives and hypnotics

<5

22 (6%)

NC*

< 5

21 (6%)

NC*

F17_Mental and behavioural disorders due to use of tobacco

13 (2%)

13 (4%)

0.58 (0.27–1.28)

10 (2%)

13 (4%)

0.57 (0.25–1.31)

F19_Mental and behavioural disorders due to multiple drug use and use of other psychoactive substance

10 (2%)

17 (5%)

0.34 (0.15–0.77)

8 (2%)

15 (4%)

0.39 (0.16–0.93)

F20_Schizophrenia

25 (4%)

<5

NC*

29 (6%)

<5

NC*

F22_Persistent delusional disorders

22 (4%)

6 (2%)

2.22 (0.89–5.54)

20 (4%)

<5

NC*

F23_Acute and transient psychotic disorders

25 (4%)

5 (2%)

3.06 (1.16–8.07)

19 (4%)

5 (1%)

2.93 (1.09–7.94)

F25_Schizoaffective disorders

17 (3%)

<5

NC*

14 (3%)

<5

NC*

F28_Other nonorganic psychotic disorders

<5

<5

NC*

5 (1%)

<5

NC*

F29_Unspecified nonorganic psychosis

44 (8%)

<5

NC*

34 (7%)

<5

NC*

F51_Nonorganic sleep disorders

<5

9 (3%)

NC*

<5

6 (2%)

NC*

F60_Specific personality disorders

35 (6%)

14 (4%)

1.52 (0.80–2.86)

35 (7%)

14 (4%)

1.95 (1.03–3.68)

F63_Habit and impulse disorders

5 (1%)

<5

NC*

6 (1%)

<5

NC*