Table 1.
Participant Characteristicsa
| No. (%) | ||
|---|---|---|
 |
||
| Characteristic | Detoxification Group
(n = 78) |
12-Week Buprenorphine-Naloxone Group
(n = 74) |
| Male sex | 48 (61.5) | 42 (56.8) |
|
| ||
| Age, mean (SD), y | 19.2 (1.6) | 19.14 (1.4) |
|
| ||
| < 18 y | 14 (18) | 12 (16) |
|
| ||
| Race/ethnicity | ||
| White | 56 (71.8) | 56 (75.7) |
|
| ||
| African American | 2 (2.6) | 1 (1.4) |
|
| ||
| Hispanic | 20 (25.6) | 18 (24.3) |
|
| ||
| Filipino | 1 (1.3) | 0 |
|
| ||
| Main problem heroin | 41 (53) | 42 (57) |
|
| ||
| Main problem other opiate/analgesics | 25 (32) | 27 (36) |
|
| ||
| Main problem polydrug | 11 (14) | 5 (7) |
|
| ||
| Heroin use, median, yb | 1 (1/2) | 1 (0/3) |
|
| ||
| Opiate use, median, yb | 1 (0/2) | 1 (0/3) |
|
| ||
| Cocaine use, median, yb | 0 (0/1) | 0 (0/1) |
|
| ||
| Marijuana use, median, yb | 4 (2/6) | 3 (1/6) |
|
| ||
| Injecting (past 30 d) | 36 (48) | 35 (47) |
|
| ||
| Positive for hepatitis C | 16 (20.5) | 12 (16.2) |
|
| ||
| Education, mean (SD), y | 11.3 (1.5) | 11.0 (1.7) |
|
| ||
| In school (past 6 mo) | 17 (21.8) | 21 (28.4) |
|
| ||
| Working (past 6 mo) | 56 (71.8) | 53 (71.6) |
a
No between-group differences were observed for the following variables used in the stratified randomization: sex (P = .68), race white/nonwhite (P = .65), injecting/not injecting (P = .93), and age under 18 y/18-21 y (P = .78).
b
Because of the skewness of the data, values presented reflect medians; first and third quartiles are presented in parentheses.