Table 1.
Participant characteristics at randomisation. Values are numbers (percentages) unless stated otherwise
| Categorical characteristics | Motivational group | Social behaviour group | Total |
|---|---|---|---|
| n=422 | n=320 | n=742 | |
| Mean (SD) age (years) | 41.8 (10.1) | 41.4 (10.0) | 41.6 (10.1) |
| Men | 315 (74.6) | 235 (73.4) | 550 (74.1) |
| White | 406 (96.2) | 303 (94.7) | 709 (95.6) |
| Education: | |||
| Degree or equivalent | 45 (10.7) | 29 (9.1) | 74 (10.0) |
| No qualifications | 272 (64.5) | 205 (64.1) | 477 (64.3) |
| Marital status: | n=422 | n=319 | n=741 |
| Married, living with partner | 167 (39.6) | 123 (38.6) | 290 (39.1) |
| Married, not living with partner | 15 (3.6) | 23 (7.2) | 38 (5.1) |
| Single, in current relationship | 60 (14.2) | 51 (16.0) | 111 (15.0) |
| Single, not in current relationship | 180 (42.7) | 122 (38.2) | 302 (40.8) |
| Employment: | n=420 | n=319 | n=739 |
| Employed | 152 (36.2) | 105 (32.9) | 257 (34.8) |
| Sick or disabled | 146 (34.8) | 106 (33.2) | 252 (34.1) |
| Unemployed | 96 (22.9) | 86 (27.0) | 182 (24.6) |
| Retired | 22 (5.2) | 16 (5.0) | 38 (5.1) |
| Non-employed | 4 (1.0) | 6 (1.8) | 10(1.4) |
| Reported annual income: | n=410 | n=314 | n=724 |
| >£20 000 | 73 (17.8) | 64 (20.4) | 137 (19.0) |
| £15 001-£20 000 | 45 (11.0) | 20 (6.4) | 65 (9.0) |
| £10 001-£15 000 | 57 (13.9) | 41 (13.1) | 98 (13.5) |
| £001-£10 000 | 88 (21.5) | 63 (20.1) | 151 (20.9) |
| <£5000 | 147 (35.9) | 126 (40.1) | 273 (37.7) |
| Goals reported at recruitment: | n=422 | n=320 | n=742 |
| To abstain | 226 (53.6) | 177 (55.3) | 403 (54.3) |
| To abstain through disulfiram* | 62 (14.7) | 67 (20.9) | 129 (17.4) |
| To use acamprosate† | 85 (20.1) | 58 (18.1) | 143 (19.3) |
| Detoxification‡ | 107 (25.4) | 104 (32.5) | 211 (28.4) |
*
Creates expectation that drinking results in unpleasant reaction between alcohol and drug.
†
Suppresses craving for alcohol.
‡
Done between screening and recruitment.