Abstract
Background: The HIV Prevention Trials Network 094 INTEGRA study sought to fill the gap in implementation science literature by exploring the delivery of integrated prevention and care for HIV and opioid use dependence through mobile units to people who inject drugs (PWID). Setting: Five US INTEGRA sites with diverse implementation landscapes that were disproportionately affected by the HIV and opioid epidemics (New York; Philadelphia; WA, DC; Houston; and Los Angeles) were included. Methods: In-depth qualitative interviews from an embedded implementation science evaluation were conducted with 37 clinical and research INTEGRA staff delivering integrated care through mobile units. Pragmatic qualitative analysis was guided by the PRISM framework to identify key implementation needs, challenges, and solutions for delivering the INTEGRA intervention via mobile units in local neighborhoods. Results: Staff described how mobile delivery of INTEGRA reduced key barriers that limit PWID’s access to HIV and opioid use dependence services. Yet, they also detailed complex implementation needs, including the proactive coordination among staff to ensure sustained access to INTEGRA services, navigating internal and external spaces to deliver services, maintenance-related demands to keep the mobile unit's infrastructure operational, and interdependent efforts that bridged the mobile unit's service delivery within the extant health systems and community landscapes. Conclusions: Findings demonstrated that mobile integrated care models can reduce access barriers for PWID but require tailored implementation strategies to address operational, spatial, infrastructural, and community-level demands. Results may help inform an implementation blueprint for similar communities working to respond to the intersecting HIV and opioid epidemics affecting PWID across US settings.
Funding Information
  • Division of Intramural Research, National Institute of Allergy and Infectious Diseases (UM1AI068619)
  • Eunice Kennedy Shriver National Institute of Child Health and Human Development (UM1AI068613)
  • Division of Intramural Research, National Institute of Allergy and Infectious Diseases (UM1AI068617)
  • Intramural Research Program, National Institute on Drug Abuse (R34 DA059327)
  • Division of Intramural Research, National Institute of Allergy and Infectious Diseases (R24 AI191821)
  • Center for AIDS Research, University of California, San Diego (P30 AI036214)
  • Canadian Institutes of Health Research (CRC-2021-00132)
  • Intramural Research Program, National Institute on Drug Abuse (T32 DA023356)
  • Intramural Research Program, National Institute on Drug Abuse (K08 DA048163)
  • National Institute of Mental Health (P30 MH058107)
  • Division of Intramural Research, National Institute of Allergy and Infectious Diseases (5UM1AI154466)
  • Division of Intramural Research, National Institute of Allergy and Infectious Diseases (5UM1AI154466)

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