ArticleDrug and alcohol dependence2023
Incidence of suicide and self-harm among people with opioid use disorder and the impact of opioid agonist treatment: A retrospective data linkage study.
Article in Drug and alcohol dependence, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.
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Who cites it
9 citing papers in PubMed.
- Health, Social and Recidivism Outcomes Among People Who Have Been Incarcerated in New South Wales, Australia: Study Protocol and Cohort Profile for the Prison Outcomes STudy (POST).Drug and alcohol review · 2026Article
- Death anxiety and death-related depression in opioid use disorder: relationships with suicidal ideation, impulsivity, and psychological resilience.BMC psychiatry · 2026Article
- Factors Associated With Opioid Agonist Treatment Engagement and Harm Reduction Service Use: Findings From the New South Wales Opioid Dependence Survey.Drug and alcohol review · 2026Article
- The impact of opioid agonist treatment on the incidence of bacterial sexually transmitted infection notifications among people with a history of opioid dependence in New South Wales, Australia: A retrospective data linkage study.Drug and alcohol dependence · 2025Article
- Identifying key risk factors for intentional self-harm, including suicide, among a cohort of people prescribed opioid agonist treatment: A predictive modelling study.Addiction (Abingdon, England) · 2025Observational
- Quantifying the impact of a large-scale opioid agonist treatment program on suicide prevention in New South Wales, Australia: A data-modeling study.Addiction (Abingdon, England) · 2025Article
- Data Resource Profile Update: The Opioid Agonist Treatment and Safety II (OATS II) Study, 2001-22, New South Wales, Australia.International journal of epidemiology · 2025Article
- Suicide in people prescribed opioid-agonist therapy in Scotland, United Kingdom, 2011-2020: A national retrospective cohort study.Addiction (Abingdon, England) · 2025Article
- Suicide within 1 year of non-fatal overdose: Risk factors and risk reduction with medications for opioid use disorder.General hospital psychiatryArticle
Corrections and comments
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Authors and funding
8 authors.
Funding
Abstract
backgroundRates of suicide and self-harm are elevated among people with opioid use disorder (OUD). This study examined incidence of self-harm and suicide among people who have entered OAT and assessed the impact of different OAT exposure periods on these events.
methodWe conducted a retrospective population-based cohort study of all OAT recipients (N = 45,664) in New South Wales, Australia (2002-2017), using linked administrative data. Incidence rates of self-harm hospitalisations and suicide deaths were estimated per 1000 person-years (PY). The first 28 days of an OAT episode, ≥ 29 days on OAT, the first 28 days off OAT, and ≥ 29 days off OAT (maximum four years post-OAT) were exposure periods. Poisson regression models with generalised estimating equations estimated the adjusted incidence rate ratios (ARR) of self-harm and suicide by OAT exposure periods, adjusting for covariates.
resultsThere were 7482 hospitalisations (4148 individuals) for self-harm and 556 suicides, equating to incidence rates of 19.2 (95% confidence intervals [CI]=18.8-19.7) and 1.0 (95%CI=0.9-1.1) per 1000 PY, respectively. Opioid overdose was implicated in 9.6% of suicides and 28% of self-harm hospitalisations. Compared to ≥ 29 days on OAT, the incidence rate of suicide was elevated in the 28 days following OAT cessation (ARR=17.4 [95%CI=11.7-25.9]), and the rate of self-harm hospitalisations was elevated during the first 28 days of OAT (ARR=2.2 [95%CI=1.9-2.6]) and the 28 days after leaving OAT (ARR=2.7 [95%CI=2.3-3.2]).
conclusionsOAT may reduce suicide and self-harm risk among people with OUD; however, OAT initiation and cessation are critical periods for targeting self-harm and suicide prevention interventions.
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