Table 1. Background Variables of Participants in Each of the Study Conditions.
Variable | Study Condition | p* | |||
---|---|---|---|---|---|
Standard n=37 | Drug Testing n=35 | Treatment Plan n=34 | Combined n=30 | ||
Gender, % women | 16.2 | 20.0 | 32.4 | 10.0 | 0.14 |
Ethnicity, % | 0.72 | ||||
White | 46.0 | 57.1 | 61.8 | 56.8 | |
Hispanic | 51.4 | 37.1 | 32.4 | 40.0 | |
African American | 2.7 | 5.7 | 2.9 | 3.3 | |
Other | 0.0 | 0.0 | 2.9 | 0.0 | |
Marital status, % never married | 51.4 | 62.9 | 47.1 | 56.7 | 0.58 |
Living situation, % with parents, relatives, or friends | 63.2 | 66.7 | 64.7 | 58.1 | 0.90 |
Primary drug, % methamphetamine | 76.3 | 80.6 | 88.2 | 83.9 | 0.71 |
Injection of drugs in past 30 days, % Yes | 2.6 | 0.0 | 2.9 | 0.0 | 0.59 |
Age, mean years (SD) | 31.7 (8.0) | 32.6 (8.6) | 31.8 (8.6) | 33.0 (9.9) | 0.91 |
Education, mean years (SD) | 11.8 (1.1) | 12.2 (1.0) | 11.8 (1.9) | 12.1 (1.5) | 0.70 |
Employed in past 30 days, mean days (SD) | 9.6 (10.3) | 8.4 (9.9) | 8.9 (9.6) | 10.8 (10.5) | 0.79 |
BSI Global Severity Index, mean (SD) | 0.3 (0.4) | 0.5 (0.8) | 0.2 (0.4) | 0.2 (0.3) | 0.04 |
Age of first use of any illicit drug, mean years (SD) | 11.9 (3.6) | 12.5 (3.9) | 13.1 (3.5) | 12.2 (2.7) | 0.55 |
Use of primary drug, mean years (SD) | 9.0 (6.7) | 7.8 (5.5) | 9.0 (7.3) | 8.7 (5.8) | 0.85 |
Prior arrests, mean (SD) | 6.7 (4.0) | 6.7 (4.1) | 6.4 (5/1) | 7.8 (5.2) | 0.60 |
Prior incarceration, mean months (SD) | 8.4 (11.6) | 9.9 (17.3) | 16.8 (37.0) | 24.8 (36.5) | 0.06 |
Based on ANOVA for continuous variables and on chi-square for categorical variables.