Table 1.
Data Collection Schedule and Measures
| Measures | Baseline | 1-month | 3-month | 6-month | 12-month |
|---|---|---|---|---|---|
| Treatment Entry (Methadone Treatment Exposure Form) |
♦ | ||||
| Days in Treatment (self-report from EF-90) | ♦ | ♦ | ♦ | ||
| Illicit Opioid and Cocaine Use (ASI and urine drug testing) |
♦ | ♦ | ♦ | ♦ | ♦ |
| DSM-5 Criteria of opioid and cocaine use disorder (modified CIDI-2 SAM) |
♦ | ♦ | ♦ | ♦ | |
| Criminal Behavior (Addiction Severity Index) | ♦ | ♦ | ♦ | ♦ | ♦ |
| Arrests and Incarcerations: (Self report) | ♦ | ♦ | ♦ | ♦ | |
| HIV Risk Behavior (Risk Assessment Battery) | ♦ | ♦ | ♦ | ||
| Overdose Adverse Event Form | ♦ | ♦ | ♦ | ♦ | |
| Methadone Treatment Exposure Questionnaire | ♦ | ♦ | ♦ | ♦ | |
| Quality of Life (WHOQOL-BREF) | ♦ | ♦ | ♦ | ♦ | ♦ |
| Economic Form 90 (Health care utilization) | ♦ | ♦ | ♦ | ♦ | |
| Substance Abuse Services Cost Analysis Program (SASCAP) |
† | ||||
| Arrest and incarceration (Criminal Justice Records) |
♦ | ♦ |
Note: ASI = Addiction Severity Index; CIDI-2 SAM = Modified Composite International Diagnostic Interview 2 Substance Abuse Module; WHOQOL-BREF = World Health Organization Quality of Life-Brief Form
*
Participants transitioning directly to other community Methadone Maintenance Programs or buprenorphine treatment will be considered still in treatment.
†
Consistent with prior research, the SASCAP will be administered once during the treatment phase.