People living with psychotic illness 2010

Appendix 8. Substance use

Page last updated: November 2011

Appendix Table 8-1. Tobacco, alcohol and illicit drug use

Males
Proportion (%)
Females
Proportion (%)
Age 18-34 years
Proportion (%)
Age 35-64 years
Proportion (%)
Persons
Proportion (%)
Currently smoking tobacco
71.1
58.8
69.9
63.4
66.1
Lifetime history of alcohol abuse or dependence
58.3
38.9
54.7
47.3
50.5
Lifetime history of cannabis abuse or dependence
60.7
36.2
64.3
40.9
50.8
Lifetime history of drug abuse or dependence other than cannabis
36.7
24.1
42.0
24.0
31.6
Lifetime history of cannabis or other drug abuse/dependence
63.2
41.7
67.4
45.1
54.5

Appendix Table 8-2. Outcomes related to alcohol and illicit drug use in past year

Males
Proportion (%)
Females
Proportion (%)
Age 18-34 years
Proportion (%)
Age 35-64 years
Proportion (%)
Persons
Proportion (%)
Alcohol-related failure to fulfil role
11.6
9.2
13.5
8.6
10.6
Alcohol-related social and/or legal issues
11.4
8.3
13.6
7.6
10.1
Alcohol-related risk taking behaviour without injury
28.9
19.6
26.0
24.5
25.2
Alcohol-related risk taking resulting in injury
2.1
0.4
1.7
1.2
1.4
Drug-related failure to fulfil role
12.3
9.3
17.2
6.7
11.1
Drug-related social and/or legal issues
13.1
8.3
18.0
6.1
11.1
Drug-related risk taking behaviour without injury
31.8
17.1
31.0
22.0
25.9
Drug-related risk taking resulting in injury
0.8
0.3
0.6
0.6
0.6

Appendix Table 8-3. Alcohol Use Disorder Identification Test32

Males
Proportion (%)
Females
Proportion (%)
Age 18-34 years
Proportion (%)
Age 35-64 years
Proportion (%)
Persons
Proportion (%)
Low
63.0
75.5
59.8
74.1
68.1
Hazardous
19.6
15.9
23.4
14.2
18.1
Harmful
6.6
2.8
7.8
3.1
5.1
Dependent
10.8
5.8
9.1
8.6
8.8
Total respondents
1,087
738
773
1,052
1,825

Appendix Table 8-4. Fagerstrom Test for Nicotine Dependence35

Males
Proportion (%)
Females
Proportion (%)
Age 18-34 years
Proportion (%)
Age 35-64 years
Proportion (%)
Persons
Proportion (%)
Very low
34.6
48.6
37.9
42.0
40.3
Low
11.5
8.4
10.3
10.2
10.2
Moderate
10.9
7.3
11.4
8.1
9.5
High
23.0
20.7
24.2
20.5
22.1
Very High
20.0
14.9
16.2
19.2
17.9
Total respondents
1,087
738
773
1,052
1,825