Elizabeth Nesoff and colleagues examined geospatial polysubstance use overdose typologies and socio-structural determinants among overdose decedents in Cook County, Illinois, from 2017 to 2022. Three clusters of polysubstance use—low, moderate, and high—emerged with fentanyl, cocaine, and heroin dominating all clusters. Findings support the need for targeted resources tailored for particular neighborhoods. Read more.
An Epidemic of Complexity: Polysubstance Use Fatal Overdose
