EVIDENCE LIBRARY
Norwegian Opioid-Treatment Study Found No Association Between Recent Benzodiazepine Use and Lifetime Suicide Attempts
A study reported frequent lifetime suicide attempts but no crude association with recent benzodiazepine use. Its different exposure and outcome time windows constrain interpretation.
A study reported frequent lifetime suicide attempts but no crude association with recent benzodiazepine use. Its different exposure and outcome time windows constrain interpretation.
The observed pattern
Among 595 opioid-agonist-treatment patients, forty-one percent reported at least one lifetime suicide attempt. Earlier onset of substance use was associated with more attempts.
Reported benzodiazepine use in the preceding thirty days was not associated with lifetime attempt history in the presented analysis. Several other recent substance-use categories likewise did not show significant associations.
A null association is not a safety guarantee
A recent-use measure may not represent exposure when a lifetime event occurred. Sparse time points and self-report limited causal modeling; the authors presented crude associations for selected factors.
The study cannot establish that benzodiazepines prevent attempts or have no relationship with acute suicidal behavior in every setting. It also cannot attribute earlier attempts to current treatment. Forensic summaries should preserve lifetime versus recent measures, treatment selection, statistical precision, and the difference between an association study and a medication-safety trial.
Source paper
Original analysis of the supplied journal article, identified as PMC8922793.