What type of inventory is the AUI based on?

The correct choice is based on the premise that the AUI (Addiction Severity Index) is grounded in a framework that recognizes the interactions and relationships between various conditions affecting an individual's substance use and overall well-being. Multiple condition theory provides a holistic approach to understanding addiction, highlighting that substance use disorders not only occur in isolation but also interact with other mental health issues, social environments, and behavioral patterns.

This theory supports the AUI’s purpose of assessing individuals across multiple dimensions, including medical, psychological, and social variables. Therefore, by utilizing this type of inventory, practitioners can gain comprehensive insights into the factors contributing to a person's addiction and tailor their interventions accordingly. This allows for a more informed and effective approach to treatment, aiming to address the complex, interrelated issues faced by individuals struggling with substance use.