Journal article

Periods of altered risk for non-fatal drug overdose: a self-controlled case series.

Claire Keen, Stuart A Kinner, Jesse T Young, Kathryn Snow, Bin Zhao, Wenqi Gan, Amanda K Slaunwhite

Lancet Public Health | Published : 2021

Abstract

BACKGROUND: Being recently released from prison or discharged from hospital, or being dispensed opioids, benzodiazepines, or antipsychotics have been associated with an increased risk of fatal drug overdose. This study aimed to examine the association between these periods and non-fatal drug overdose using a within-person design. METHODS: In this self-controlled case series, we used data from the provincial health insurance client roster to identify a 20% random sample of residents (aged ≥10 years) in British Columbia, Canada between Jan 1, 2015, and Dec 31, 2017 (n=921 346). Individuals aged younger than 10 years as of Jan 1, 2015, or who did not have their sex recorded in the client roster..

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