Changes in Opioid and Benzodiazepine Poisoning Deaths After Cannabis Legalization in the US: A County-level Analysis, 2002–2020
Castillo-Carniglia A, Rivera-Aguirre A, Santaella-Tenorio J, Fink D, Crystal S, Ponicki W, Gruenewald P, Martins S, Keyes K, Cerdá M. Changes in Opioid and Benzodiazepine Poisoning Deaths After Cannabis Legalization in the US: A County-level Analysis, 2002–2020. Epidemiology 2023, 34: 467-475. PMID: 36943813, PMCID: PMC10712490, DOI: 10.1097/ede.0000000000001609.Peer-Reviewed Original ResearchConceptsCannabis legalizationCannabis lawsRecreational cannabis lawsAvailability of cannabisMedical cannabis legalizationMedical cannabis lawsBenzodiazepine useBenzodiazepinesCannabisCannabis accessAssociated with higher ratesAssociated with increased deathAssociated with lower ratesOpioidSemi-synthetic opioidAssociated with fewer deathsSecondary analysisReducing opioidsCounty-level analysisAssociated with consistent reductionsPoisoning deathsLawRecreational dispensariesLegalitySynthetic opioids
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