Table 2.
Outcomes by allocated group at baseline, 6 and 12 months
| Baseline | Month 6 | Month 12 | ||||
|---|---|---|---|---|---|---|
| ACT + TAU (n = 45) | TAU (n = 49) | ACT + TAU (n = 43) | TAU (n = 44) | ACT+TAU (n = 42) | TAU (n = 45) | |
| Alcohol use in past 90 days | ||||||
| Mean drinksa consumed (SE) | 2074 (232.9) | 1926 (175.1) | 722.8 (167.9) | 816.3 (160.6) | 728.9 (152.3) | 774.1 (148.7) |
| Mean drinks per day (SE) | 23.05 (2.6) | 21.41 (1.9) | 8.032 (1.9) | 9.070 (1.8) | 8.099 (1.7) | 8.601 (1.6) |
| Mean percent days abstinent (SE) | 13.80 (2.9) | 14.24 (2.8) | 67.83 (5.8) | 57.40 (6.2) | 65.45 (5.6) | 57.41 (6.0) |
| Alcohol problems (APQ scored 1 to 23, 23 most severe) | 11.48 (0.6) | 11.42 (0.5) | 6.37 (0.9) | 6.02 (0.7) | 6.83 (0.9) | 5.29 (0.7) |
| EQ5D (scored 0–1, 0 worse health utility) | 0.62 (0.1) | 0.50 (0.1) | 0.61 (0.1) | 0.68 (0.1) | 0.61 (0.1) | 0.71 (0.1) |
| Health-related quality of life (SF12 scored 0–100, 0 most severe) | ||||||
| Mental component | 30.61 (1.82) | 30.66 (1.93) | 37.08 (2.61) | 39.15 (2.16) | 39.28 (0.06) | 40.84 (2.23) |
| Physical component | 42.30 (1.93) | 31.50 (1.87) | 44.09 (2.07) | 44.22 (1.96) | 43.93 (1.99) | 45.58 (1.99) |
| Readiness to change, n (%)b | ||||||
| Pre-contemplation | 0 | 0 | 1 (3.3) | 1 (2.9) | 1 (4.8) | 0 |
| Contemplation | 35 (81.4) | 37 (75.5) | 15 (50) | 16 (48.4) | 14 (66.7) | 21 (77.8) |
| Action | 8 (18.6) | 12 (24.5) | 14 (46.7) | 17 (50.0) | 6 (28.6) | 6 (22.2) |
| Severity of dependence (SADQ scored 0–60, 60 most dependent) | 32.38 (2.102) | 31.86 (2.043) | 18.19 (2.233) | 20.41 (2.581) | 18.50 (2.273) | 15.13 (1.937) |
aOne drink = 1 UK unit of alcohol = 8 g ethanol.
bData on Readiness to Change was not obtained from two participants at baseline and 23 at 6 months, and 39 at 12 months. This was because these Readiness to Change questions were not applicable to participants who were already abstinent at these time points.