Baseline 12-months Change n M SD n M SD t Overall               BDI 71 30.39 9.14 70 18.10 11.61 9.243*** BDI-II cognitive sub-scale† 71 12.44 4.73 70 7.07 5.06 8.328*** BDI-II affective sub-scale†† 71 6.72 2.51 70 3.73 2.95 7.903*** BDI-II somatic sub-scale††† 71 11.31 3.98 70 7.30 4.74 6.920*** Mean drinks / week 60 48.82 29.77 60 29.62 27.84 5.713*** Heavy drinking days / week 61 4.32 2.27 61 2.60 2.55 5.295*** Males               BDI 44 29.63 9.48 43 16.26 10.82 8.443*** BDI-II cognitive sub-scale† 44 12.48 4.68 43 6.51 4.91 7.775*** BDI-II affective sub-scale†† 44 6.39 2.64 43 3.14 2.32 8.093*** BDI-II somatic sub-scale††† 44 10.91 4.14 43 6.60 4.80 5.632*** Mean drinks / week 35 55.88 31.50 35 34.44 30.49 4.703*** Heavy drinking days / week 36 4.49 2.32 36 2.85 2.81 4.128*** Females               BDI 27 31.59 8.59 27 21.04 12.40 4.494*** BDI-II cognitive sub-scale† 27 12.37 4.88 27 7.96 5.26 3.896*** BDI-II affective sub-scale†† 27 7.26 2.23 27 4.67 3.59 3.485** BDI-II somatic sub-scale††† 27 11.96 3.69 27 8.41 4.50 3.971*** Mean drinks / week 25 38.94 24.48 25 22.87 22.53 3.230** Heavy drinking days / week 25 4.09 2.23 25 2.24 2.15 3.291** ***p<0.001; **p<0.01; **p<0.05 †9 items, range: 0-27; ††4 items, range: 0-12; †††8 items, range: 0-24

Table 4: Baseline and 12-month means, standard deviations and change in depression and alcohol use variables.

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