Evidence map›Paper›PMID 42298751›Full record

ArticleDrug and alcohol review2026

Accuracy of Patient-Reported Exposure to New Psychoactive Substances and Other Illicit Drugs in Australian Emergency Departments: Findings From the Emerging Drugs Network of Australia.

Marjan J Nijmeijer, Jennifer L Smith, Courtney Weber, Bas W J Bens, Daniel M Fatovich, Shaun L Greene, Jennifer L Schumann, Paul Dessauer, Rebekka Syrjanen, Katherine Z Isoardi and 4 more

Erratum issuedAbstract read
In one paragraph

Article in Drug and alcohol review, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

14 authors.

Marjan J NijmeijerDepartment of Acute Care, University Medical Centre Groningen, University of Groningen, Groningen, the Netherlands.ORCID 0009-0003-9233-3215
Jennifer L SmithMedical School, The University of Western Australia, Perth, Australia.ORCID 0000-0002-0398-2121
Courtney WeberCentre for Clinical Research in Emergency Medicine, Harry Perkins Institute of Medical Research, Perth, Australia.ORCID 0000-0003-1868-153X
Bas W J BensDepartment of Acute Care, University Medical Centre Groningen, University of Groningen, Groningen, the Netherlands.
Daniel M FatovichMedical School, The University of Western Australia, Perth, Australia.ORCID 0000-0001-9414-6905
Shaun L GreeneDepartment of Emergency Medicine, Austin Hospital, Melbourne, Australia.ORCID 0000-0002-7423-2467
Jennifer L SchumannVictorian Institute of Forensic Medicine, Melbourne, Australia.ORCID 0000-0002-8870-6272
Paul DessauerPeer Based Harm Reduction WA, Perth, Australia.ORCID 0009-0003-2765-7766
Rebekka SyrjanenVictorian Poisons Information Centre, Austin Health, Melbourne, Australia.ORCID 0000-0002-8109-164X
Katherine Z IsoardiClinical Toxicology Unit, Princess Alexandra Hospital, Brisbane, Australia.ORCID 0000-0002-1176-7923
Keith HarrisClinical Toxicology Unit, Princess Alexandra Hospital, Brisbane, Australia.ORCID 0000-0003-0724-1088
Sam AlfredRoyal Adelaide Hospital, Adelaide, Australia.ORCID 0000-0002-2226-7887
Viet TranRoyal Hobart Hospital, Tasmanian Health Service, Hobart, Australia.ORCID 0000-0002-8890-1457
Ewoud Ter AvestDepartment of Acute Care, University Medical Centre Groningen, University of Groningen, Groningen, the Netherlands.ORCID 0000-0002-1462-6130

Funding

Government of Victoria, Department of HealthGovernment of Western Australia, Mental Health Commission and Department of HealthMarco Polo Grant, University of GroningenNational Health and Medical Research Council GNT2001107
6 · The paper itself

Abstract

introductionNew psychoactive substances (NPS) present a unique challenge in clinical, public health and drug-policy contexts. Continued diversity, unknown potency and often unintentional exposure can limit the accuracy of self-reported data. This study examined the accuracy of patient-reported NPS and illicit drug exposure in Australian emergency departments (ED).

methodsPatient-reported drug exposure, clinical and toxicology data were extracted from the Emerging Drugs Network of Australia Clinical Registry between 1 July 2021 and 30 June 2024 for patients presenting with severe and/or unusual illicit drug toxicity in the ED. Blood samples were analysed using mass spectrometry. Agreement between reported and confirmed exposure was assessed using Cohen's kappa, sensitivity, specificity and likelihood ratios. Logistic regression analysis identified factors associated with discrepancies between reported and confirmed exposures.

resultsThere were 2044 presentations: 64.6% male, median age 33 years (Q1-Q3, 26-41). Complete agreement between patient-reported and confirmed drug exposures was 14.3% (n = 293). Agreement between reported and confirmed NPS exposure was poor (κ = 0.38). 1522 (74.5%) had more drugs detected than reported. Older age (OR 1.03 [CI 1.02, 1.04]) was associated with higher odds of discrepancy. Attendance from a licensed venue (OR 0.44 [CI 0.28, 0.70]) and Glasgow Coma Scale of 13-15 (OR 0.44 [CI 0.33, 0.57]) were associated with lower odds. DISCUSSION AND

conclusionsPoor agreement between patient-reported and analytically confirmed drug exposure highlights the need for continued partnerships between EDs, clinical toxicologists, and forensic laboratories to identify substances involved in acute intoxications and support public health and harm reduction responses.

Indexed as

Emergency Service, HospitalIllicit DrugsPsychotropic DrugsSelf ReportSubstance-Related DisordersAdultAustraliaFemaleHumansMaleSubstance Abuse DetectionIllicit DrugsPsychotropic Drugsemergency serviceharm reductionhospitalillicit drugsnew psychoactive substancestoxicology

Identifiers

PMID42298751
PMCPMC13269661

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.