Table 1.
Baseline sample characteristics, by randomization group (N=71).
| Characteristics | TAUa group (n=39) | TAU+Ib group (n=32) | P value | |
| EuropASIc sociodemographics | ||||
| Age in years, mean (SD) | 47.3 (12.4) | 46.0 (13.5) | .64 | |
| Sex (female), n (%) | 10 (26) | 9 28) | .81 | |
| Higher/continuingd education (yes), n (%) | 30 (77) | 28 (88) | .36 | |
| Employede (yes), n (%) | 20 (51) | 11 (34) | .15 | |
| Cohabiting (yes), n (%) | 22 (56) | 20 (63) | .60 | |
| EuropASI alcohol measures | ||||
| Alcohol dependencef (yes), n (%) | 32 (82) | 28 (87) | .74 | |
| Age in years at onset of excessiveg use of alcohol, mean (SD) | 31.31 (13.72) | 32.25 (14.83) | .73 | |
| Years of excessive alcohol use in life, mean (SD) | 16.28 (10.51) | 13.09 (11.79) | .09 | |
| Days of alcohol use in the past month, mean (SD) | 18.44 (10.89) | 20.44 (10.37) | .44 | |
| Days of excessiveg alcohol use in the past month, mean (SD) | 15.54 (11.53) | 18.25 (10.24) | .31 | |
| EuropASI composite scoresh | ||||
| Alcohol use, mean (SD) | 0.68 (0.22) | 0.72 (0.19) | .51 | |
| Drug use, mean (SD)i | 0.02 (0.08) | 0.05 (0.12) | .1 | |
| Economic status, mean (SD) | 0.54 (0.45) | 0.65 (0.45) | .33 | |
| Employment, mean (SD) | 0.38 (0.41) | 0.44 (0.39) | .54 | |
| Legal status, mean (SD)j | 0.01 (0.04) | 0.04 (0.15) | .24 | |
| Family status, mean (SD) | 0.22 (0.27) | 0.11 (0.21) | .09 | |
| Social status, mean (SD)j | 0.08 (0.19) | 0.08 (0.19) | .90 | |
| Medical status, mean (SD) | 0.29 (0.40) | 0.29 (0.39) | .94 | |
| Psychiatric status, mean (SD) | 0.20 (0.20) | 0.24 (0.26) | .80 | |
aTAU: treatment as usual.
bTAU+I: treatment as usual with add-on intervention.
cEuropASI: European version of the Addiction Severity Index.
dSome respondents with continuing education attended high school first; some did not.
eNot necessarily full time.
fAccording to the International Classification of Diseases, Tenth Revision (ICD-10).
g≥5 units a day in at least 3 days a week during the last 30 days.
hEuropASI composite scores vary from 0 (no problem) to 1 (extreme problem) in the 30 days preceding the interview.
iOn the basis of 69 observations.
jOn the basis of 70 observations.