20 Preliminary Longitudinal Results (36 months following first opiate admission for cohorts presenting 1993-2000) Outcome Independent Variable (Time Varying) Oregon Odds Ratio Washington Odds Ratio Enrolled in methadone during month Medicaid9.73.9 Arrested during month Methadone.29.30 HLM Level 1 model = month from admission, time varying covariate, interactions HLM Level 2 model = propensity for MMT and for Medicaid, prior arrests, cohorts
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