“…Using data from a previous Michigan DUI court study not involving XR-NTX and from other costs studies of drug court (Carey, Finigan, Crumpton, & Waller, 2006;Carey, Waller, & Marchand, 2006), the annual reduction in rearrest rate found in this study suggests that treatment with XR-NTX may be associated with a cost offset advantage in the range of $4,000-$12,000 per person over the 2 years following the initial arrest. (If a formal cost analysis on a larger controlled sample confirms a cost offset advantage, this would potentially have policy implications for drug courts nationwide.…”