Racial/ethnic disparities in the use of medications for opioid use disorder (MOUD) and their effects on residential drug treatment outcomes in the US

• In adjusted models MOUD less likely for Blacks/Hispanics in short-term treatment. • MOUD enhanced short-term treatment retention for Blacks/Hispanics vs. Whites. • MOUD enhanced short-term residential treatment completion for Hispanics vs. Whites. • Blacks less likely to receive MOUD in long-term residential treatment vs. Whites. • MOUD increased long-term residential treatment retention for all groups. This study examines racial/ethnic...