A comparison of opioid-involved fatalities captured in the National Poison Data System to data derived from US death certificate literal text.
Celeste A MallamaJames P TrinidadRichard S SwainYueqin ZhaoCorinne M WoodsJana K McAninchPublished in: Pharmacoepidemiology and drug safety (2019)
NPDS is a valuable drug safety surveillance resource due to its timeliness and drug specificity. However, it captures only a small fraction of opioid-involved fatal poisonings, and comparisons with data derived from death certificate literal text indicate that caution is warranted in making inferences about opioid-involved fatality trends over time or comparisons across opioids.