Table 1.
Characteristics of participants.
| Measure | Non-hazardous (n = 50) | Hazardous (n = 36) | ||||||
|---|---|---|---|---|---|---|---|---|
| Min | Max | M | SD | Min | Max | M | SD | |
| Age | 18 | 80 | 37.40 | 18.83 | 18 | 70 | 28.00 | 14.41 |
| AUDIT total | 0 | 6 | 3.44 | 1.96 | 8 | 22 | 12.06 | 3.76 |
| HADS anxiety | 0 | 17 | 6.78 | 4.07 | 3 | 15 | 8.61 | 3.50 |
| HADS depression | 0 | 13 | 3.02 | 2.63 | 0 | 10 | 3.08 | 2.27 |
| Gender | Count | Percentage | Count | Percentage | ||||
| Female | 36 | 72.0 | 21 | 58.3 | ||||
| Male | 14 | 28.0 | 15 | 41.7 | ||||
| Educational level | ||||||||
| Levels 1 – 5 (secondary school – Cert/HNC/HND or equivalent) | 19 | 38.0 | 21 | 58.3 | ||||
| Level 6 (BSc, BA or equivalent) | 10 | 20.0 | 4 | 11.1 | ||||
| Levels 7 and 8 (MSc, MA, doctoral or equivalent) | 16 | 32.0 | 6 | 16.7 | ||||
| Trade, technical or vocational training (level unknown) | 4 | 8.0 | 5 | 13.9 | ||||
| Employment status | ||||||||
| Full-time work | 10 | 20.0 | 8 | 22.2 | ||||
| Part-time work | 13 | 26.0 | 14 | 38.9 | ||||
| Student | 8 | 16.0 | 5 | 13.9 | ||||
| Retired | 7 | 14.0 | 2 | 5.6 | ||||
| Unemployed | 12 | 24.0 | 7 | 19.4 | ||||
| Mental health disorders | ||||||||
| None | 43 | 86.0 | 30 | 83.3 | ||||
| Reported mental health condition (e.g. anxiety, personality, eating, neurodevelopmental) | 7 | 14.0 | 6 | 16.7 | ||||
| Cognition impacting medication* | ||||||||
| No medication | 34 | 68.0 | 27 | 75.0 | ||||
| Medication which could impact cognition (including contraceptive pill, antidepressants, PPI or H1/H2 antagonist) | 14 | 28 | 8 | 22.2 | ||||
| Other medication not affecting cognition | 2 | 4.0 | 1 | 2.8 | ||||
HNC: Higher National Certificate; HND: Higher National Diploma; NSAID: non-steroidal anti-inflammatory drugs; PPI: proton pump inhibitors.
*
No participants took antiparkinsonian, antibiotic, antipsychotic, pain relief (opioid or NSAID), anticonvulsant, anxiolytic, alcohol-related or high-dose vitamin medications.