Table 1.
Baseline characteristics at randomisation
| Baseline characteristics* at randomisation | Random allocation | |||
|---|---|---|---|---|
| MI N = 221 | No MI N = 220 | |||
| N | (%) | N | (%) | |
| Age and living situation | ||||
| Age (years) | ||||
| 30-40 | 47 | (21.3) | 48 | (21.8) |
| > 40 < = 50 | 68 | (30.8) | 66 | (30.0) |
| 51-59 | 106 | (48.0) | 106 | (48.2) |
| Lives alone | 4 | (1.8) | 4 | (1.8) |
| Proxy report (self report* if lives alone) of alcohol drinking | ||||
| Hazardous drinking in the last year | 210 | (95.0) | 204 | (92.7) |
| Surrogates in the last year | 47 | (21.3) | 42 | (19.1) |
| Zapoi in the last year | 70 | (31.7) | 64 | (29.2) |
| Hangover/excessive alcohol/bed clothed twice or more per week on average over past year | 33 | (14.9) | 28 | (12.7) |
| Average weekly consumption of ethanol over past year > 250 ml | 170 | (76.9) | 162 | (73.6) |
| Self report of alcohol drinking | ||||
| Hazardous drinking in the last year | 157 | (71.0) | 159 | (72.3) |
| Surrogates in the last year | 32 | (14.5) | 29 | (13.2) |
| Zapoi in the last year | 35 | (16.0) | 41 | (18.7) |
| Hangover/excessive alcohol/bed clothed twice or more per week on average over past year | 8 | (3.6) | 9 | (4.1) |
| Average weekly consumption of ethanol over past year > 250 ml | 124 | (56.1) | 127 | (57.7) |
| AUDIT Score ** | ||||
| Level 1 | 64 | (35.8) | 44 | (24.3) |
| Level 2 | 67 | (37.4) | 89 | (48.9) |
| Level 3 | 24 | (13.4) | 21 | (11.5) |
| Level 4 | 24 | (13.4) | 28 | (15.5) |
| Missing | 41 | 39 | ||
* Based on proxy report, if available; otherwise self report. Of the allocated to the MI (intervention arm) 17/221 were allocated based on self-report. The corresponding figures for the non-MI (control arm) were 15/220.
** Intervention recommended for AUDIT scores
Level 1; Alcohol Education
Level 2: Simple Advice
Level 3: Simple Advice plus Brief Counselling and Continued Monitoring
Level 4: Referral to Specialist for Diagnostic Evaluation and Treatment