International Journal for Population Data Science • Vol 9 • No 5
Enhancing population-level research among people who inject drugs: a validation and retrospective cohort study using health administrative data in Ontario, Canada
September 2024 • Zoë R. Greenwald, Jordan J. Feld, Dan Werb, Peter C. Austin, S.S.M. Drover, Daniel J. Fridman, Ahmed Bayoumi, Tara Gomes, Claire Kendall, Lauren Lapo…
ObjectiveHealth administrative data can support population-level research among people who inject drugs (PWID), however these data sources remain underutilized due to the difficulty in identifying drug use in routinely collected data. We validated case-ascertainment algorithms to identify PWID and tested their application in a hepatitis C (HCV) cohort in Ontario, Canada. ApproachWe conducted a validation study using reference standard cohorts of PWID recruited via community-based studies and population controls li…