“…The presence of SUD, such as alcohol or drug use disorder, may also interfere with an individual’s self-care behaviors, affect adherence to treatment regimen, or exacerbate existing medical diseases, thereby increasing disease complications, healthcare resource utilization (e.g., hospitalization), or mortality (Ducat et al, 2014; Ghitza et al, 2013; McLellan et al, 2014; Thorpe et al, 2017). In particular, drug misuse problems (e.g., illicit opioids, stimulants) and the opioid epidemic have been escalating in the United States (CDC, 2018; Seth et al, 2018). Opioid use disorder in the United States was the 11 th leading cause of disability in 1990, and it became the seventh leading cause in 2016 (U.S.…”