TABLE 1.
Participant characteristics at baseline
| Characteristic | Number (%) | |
|---|---|---|
| Alcohol use disorder (n = 10) | Methamphetamine use disorder (n = 8) | |
| Country of birth | ||
| Australia | 8 (80.0) | 6 (75.0) |
| Other | 2 (20.0) (Yugoslavia, United Kingdom) | 2 (25.0) (Scotland, South Africa) |
| Indigenous Australian | 1 (10.0) | 0 |
| Living status | ||
| Alone | 4 (40.0) | 2 (25.0) |
| Partner (with at least 1 child) | 3 (30.0) | 2 (25.0) |
| Partner (no children) | 2 (20.0) | 1 (12.5) |
| Relationship status | ||
| Single | 4 (40.0) | 5 (62.5) |
| Living with spouse (including married, de facto, life partner) | 4 (40.0) | 3 (37.5) |
| Separated but not divorced | 2 (20.0) | 0 |
| Accommodation | ||
| Private accommodation | 10 (100.0) | 8 (100.0) |
| Employment | ||
| Employed | 4 (40.0) | 4 (80.0) |
| Disability support pension | 2 (20.0) | 1 (12.5) |
| Currently unemployed | 1 (10.0) | 1 (10.0) |
| Highest level of education | ||
| Secondary (years 7–10) | 2 (10.0) | 3 (37.5) |
| Secondary (years 11–12) | 1 (10.0) | 3 (37.5) |
| Tertiary | 6 (60.0) | 1 (12.5) |
| Post graduate | 1 (10.0) | 1 (12.5) |
| Medical history | ||
| Current conditions | ||
| Depression | 4 (40.0%) | 3 (37.5%) |
| Anxiety | 4 (40.0%) | 3 (37.5%) |
| High cholesterol | 2 (20.0%) | 0 |
| Alcohol‐related conditions | ||
| None | 7 (70.0%) | 6 (75.0%) |
| Seizures | 2 (20.0%) | 0 |
| Alcohol or methamphetamine use history | Alcohol use | Methamphetamine use |
|---|---|---|
| Estimated amount (standard drinks) | Estimated amount (g) | |
| Mean (SE) | 21.8 (4.4) | 0.66 (0.22) |
| Age at first drink (years) | Age at first use (years) | |
| Mean (SE) | 16.3 (0.4) | 24.0 (3.1) |
| Age at daily drinking (years) | Age at problematic use (years) | |
| Mean (SE) | 31.6 (2.8) | 25.7 (3.4) |
| Duration since daily drinking (years) | Duration since problematic use (years) | |
| Mean (SE) | 15.8 (2.5) | 10.4 (2.5) |
| Previous detoxifications | ||
| At least 1 detoxification | 9 (90.0%) | 4 (50.0%) |
| Previous withdrawal symptoms | ||
| Sweating | 9 (15.0%) | 1 (1.7%) |
| Anxiety | 8 (13.3%) | 3 (5.0%) |
| Tremor | 7 (11.7%) | 1 (1.7%) |
| Nausea | 5 (8.3%) | 0 |
| Agitation | 5 (8.3%) | 3 (5.0%) |
| Seizures | 2 (3.3%) | 0 |
| Vomiting | 3 (5.0%) | 0 |
| Diarrhea | 2 (3.3%) | 0 |
| Delirium tremens | 1 (1.7%) | 0 |
| Previous treatment for dependence | ||
| At least 1 treatment | 9 (90.0%) | 4 (50.0%) |
| Previous types of treatment (often multiple) | ||
| Counseling | 9 (100.0%) | 4 (100.0%) |
| Acamprosate maintenance | 9 (100.0%) | 0 |
| Naltrexone maintenance | 8 (88.9%) | 0 |
| Alcoholics anonymous (AA) | 7 (77.8%) | 0 |
| Residential rehabilitation activities | 4 (44.4%) | 1 (25.0%) |
| Disulfiram maintenance | 2 (22.2%) | 0 |
| Other | 3 (33.3%) (recovery and support program, 2× baclofen) | 1 (25.0%) (The Rewired Program—self‐administered) |