Table 1.
Study Characteristics
| All Studies (N=16) | NHW Studies (N=11) | BH Studies (N=5) | |
|---|---|---|---|
| Date of publication | |||
| 1997 – 2000 | 4 | 4 | 0 |
| 2001 – 2012 | 12 | 7 | 5 |
| Studies Reporting Percentages of | |||
| Whites | 15 | 11 | 4 |
| Blacks | 11 | 7 | 5 |
| Hispanics | 9 | 6 | 3 |
| Other races | 6 | 4 | 2 |
| Sample recruitment setting | |||
| Medical setting | 2 | 1 | 1 |
| Substance use treatment | 5 | 3 | 2 |
| General population | 9 | 7 | 2 |
| Intervention Format | |||
| Group | 5 | 4 | 1 |
| Individual | 9 | 6 | 3 |
| Combination | 1 | 0 | 1 |
| Not reported | 1 | 1 | 0 |
| Interventionist qualification | |||
| Doctoral Level | 1 | 0 | 1 |
| Master level degree | 4 | 3 | 1 |
| Mixture of professionals | 8 | 6 | 2 |
| Not reported | 3 | 2 | 1 |
| Number of CBT sessions offered | |||
| 3 to 12 | 10 | 5 | 5 |
| 13 to 24 | 4 | 4 | 0 |
| 25 to 48 | 2 | 2 | 0 |
| Outcome differences between CBT and comparison at baseline | |||
| No differences | 14 | 9 | 5 |
| Differences | 2* | 2 | 0 |
| Not reported | 0 | 0 | 0 |
| Demographic and Outcome differences between study dropouts and completers | |||
| No differences | 13 | 4 | 5 |
| Differences | 2 | 2 | 0 |
| Not reported | 1 | 1 | 0 |
| Study compared outcome across race | |||
| Yes | 3 | 3 | 0 |
| No | 13 | 8 | 5 |
| Substance use outcome | |||
| Cocaine | 3 | 0 | 3 |
| Marijuana | 3 | 2 | 1 |
| Alcohol | 6 | 6 | 0 |
| Alcohol & other drugs | 4 | 3 | 1 |
| Sample Demographics | |||
| Sample size (N) | 3,784 | 3,272 | 512 |
| Age | 40 (06) | 41 (05) | 36 (08) |
| Mean % of sample male | 81 (13) | 77 (18) | 83 (11) |
| Mean % of sample employed | 71 (23) | 70 (16) | 45 (12) |
| Mean % of sample married | 52 (18) | 35 (18) | 22 (18) |
| Mean % of studies racial distribution | |||
| White | 63 (32) | 81 (08) | 14 (08) |
| Black | 33 (35) | 09 (04) | 61 (33) |
| Hispanic | 16 (23) | 09 (05) | 29 (40) |
| Other | 03 (02) | 03(01) | 03 (04) |
Note. NHW = Non-Hispanic White. BH = Black/Hispanic.
*
In one study, the CBT group had significantly more substance users at baseline and in the other study there were significantly more White participants in the CBT group.