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. 2010 Mar 6;25(7):670–674. doi: 10.1007/s11606-010-1306-0

Table 2.

Treatment Outcomes of Groups by History of Incarceration

Characteristics Never Incarcerated (n = 114) Ever Incarcerated (n = 52) P-values P’s with adjustment*
Abstinence in the 2 weeks of induction, %(N) 56 (64) 44 (23) 0.15 0.32
Treatment completion, % (N) 46 (52) 38 (20) 0.39 0.28
Retention, weeks, mean (SD) 17.6 (7.7) 17.9 (7.0) 0.79 0.42
Percent opioid-negative urines with missing counted as positive, mean (SD) 42 (34.3) 43 (30.5) 0.85 0.38
Continuous opioid abstinence, mean no. weeks (SD) 5.9 (6.0) 6.2 (5.7) 0.74 0.43
Percent cocaine-negative urines with missing counted as positive, mean (SD) 48.6 (33.3) 50.5 (31.4) 0.73 0.62
Percent cocaine-negative urines of samples collected, mean (SD) 76.9 (30.4) 77.4 (29.6) 0.94 0.99
Weeks of continuous cocaine abstinence, mean (SD) 7.3 (6.4) 7.2 (6.2) 0.90 0.17

*p values with adjustments for propensity score which includes all baseline characteristics p < 0.10 (age, gender, race, HCV, ASI employment, years of opiates, drug treatment history, current parole status, prescription opioid use, and use of cocaine)