The impact of an unsanctioned compassion club on non-fatal overdose
Bibliographic record
Abstract
OBJECTIVES: In 2022, the Drug User Liberation Front opened an unsanctioned compassion club in Vancouver where members could purchase illicit drugs that had been rigorously tested to ensure quality and a lack of potentially fatal contaminants. We sought to evaluate the impact of access to this novel safer supply intervention on non-fatal overdose. METHODS: Data were obtained from 47 club members via surveys completed at 3-month intervals between August 2022 and October 2023. We conducted multivariable generalized estimating equations (GEE) analyses to examine the association between club enrolment and the outcomes of: (1) any non-fatal overdose; and (2) any non-fatal overdose involving naloxone administration. RESULTS: The final sample, including 47 study participants, contributed a total of 225 observations and 44.4 person-years of follow-up during the study, and a median follow-up duration of 12.2 months (quartile 1 - 3: 10.4 - 14.7) per participant. In multivariable GEE analyses, enrolment in the compassion club was associated with reduced likelihood of non-fatal overdose (Adjusted Odds Ratio [AOR] = 0.51, 95% Confidence Interval (CI): 0.26 - 0.99) and non-fatal overdose involving naloxone administration (AOR = 0.37, 95% CI: 0.16 - 0.84) after adjusting for potential confounders. DISCUSSION: In this study, enrolment in an unsanctioned compassion club was found to be associated with reductions in any type of non-fatal overdose and non-fatal overdose involving naloxone administration. These findings highlight the need for ongoing research on safer supply interventions, as well as the potential of non-medicalized compassion clubs to complement existing safer supply programming and reduce overdose events.
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How this classification was reachedexpand
Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.000 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.000 | 0.000 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one teacher head, not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".