Table 1.

Definition of Key Measures

On Probation (Interclass Correlation Coefficient [ICC] of individuals over time = .49): Yes/No (1/0) On probation or other form of community supervision for the complete 90 days of the prior quarter.

Recovery Management Checkups (RMC; ICC=1.00): Yes/No (1/0) Randomized to RMC at discharge or not (happened prior to the quarter).

Any Substance Abuse Treatment (ICC = .17): Yes/No (1/0) Self-reported any days of treatment reported during the quarter.

More Than 10 days of Treatment (ICC = .16): Yes/No (1/0) Self-reported more than 10 days of treatment during the quarter.

Any Self-help Involvement (ICC = .44): Yes/No (1/0) A score of 1+ on the Self-help Involvement Scale (18 items alpha = .97). Days of self-help meetings attended, behaviors associated with engaging in self-help, and whether the person was “affiliated” with one or more self-help groups (Conrad, et al, in press).

High Self-help Involvement (ICC = .49): Yes/No (1/0) Endorsed 11+ items on the Self-help Involvement Scale.

Weekly Alcohol or Other Drug Use (ICC = .49): Yes/No (1/0) Self-reported weekly alcohol and/or drug use in the quarter.

Any Unprotected sex (ICC = .34): Yes/No (1/0) Self-reported any unprotected sex during the quarter.

Any HIV-Risk Behaviors (ICC = .33): Yes/No (1/0) Self-reported 1 or more of the following during the quarter: unprotected sex, having multiple sex partners, sex trading, been victimized, currently worried about being victimized, needle use, or needle sharing.

Any New Crimes (ICC = .13): Yes/No (1/0) Self-reported property, drug or violent crime during the quarter.

Any New Arrest or Incarceration (ICC = .13): Any new arrest, charges or incarceration from three sources: Cook County Jail’s, Incarceration Management and Cost (CCJ-IMAC) system; the State of Illinois’ Law Enforcement Agencies Data System (IL-LEADS); and self-reports during follow-up on the Global Appraisal of Individual Needs (GAIN). The kappa among all three sources was .63

Any New Crimes, Arrests or Incarceration (ICC = .19): Combined any new self-reported crimes with any new arrest or incarceration (the last two variables described above).The kappa between these two measures was .32.