By Dr Chrianna Irene Bharat

Journal articles

Jones N; Ghouse FN; Gibson A; Tran DT; Santo T; Bharat C; Farrell M; Degenhardt L, 2025, 'Data Resource Profile Update: The Opioid Agonist Treatment and Safety II (OATS II) Study, 2001–22, New South Wales, Australia', International Journal of Epidemiology, 54, http://dx.doi.org/10.1093/ije/dyaf037

Bharat C; Hopkins RE; Chambers M; Degenhardt L; Peacock A; Farrell M; Yuen WS; Man N; Gisev N, 2025, 'Age, period, and cohort trends of substance poisoning, alcohol-related disease, and suicide deaths in Australia, 1980–2019', Social Psychiatry and Psychiatric Epidemiology, 60, pp. 693 - 703, http://dx.doi.org/10.1007/s00127-024-02749-4

Jones NR; Hickman M; Bharat C; Nielsen S; Larney S; Ghouse NF; Lappin J; Degenhardt L, 2025, 'Identifying key risk factors for intentional self-harm, including suicide, among a cohort of people prescribed opioid agonist treatment: A predictive modelling study', Addiction, http://dx.doi.org/10.1111/add.70095

Santo TJ; Chaillon A; Martin N; Hickman M; Jones N; Farrell M; Bharat C; Degenhardt L; Borquez A, 2025, 'Quantifying the impact of a large-scale opioid agonist treatment program on suicide prevention in New South Wales, Australia: A data-modeling study', Addiction, http://dx.doi.org/10.1111/add.70018

Chidwick K; Bharat C; Gisev N; Havard A; Camacho X; Pearson SA; Degenhardt L, 2025, 'Trends in prescription opioid analgesic use in Australia from 2015 to 2022', International Journal of Drug Policy, 135, http://dx.doi.org/10.1016/j.drugpo.2024.104666

Santo T; Chaillon A; Martin N; Bharat C; Jones N; Farrell M; Hickman M; Borquez A; Degenhardt L, 2025, 'Quantifying the Impact of Opioid Agonist Treatment on Suicide Mortality in New South Wales, Australia: A Population-Level Analysis from 2001 to 2020', Drug and Alcohol Dependence, 267, pp. 112133 - 112133, http://dx.doi.org/10.1016/j.drugalcdep.2024.112133

Bartlett B; Sanfilippo FM; Lee S; Ludewick H; Waterer G; Rajwani A; Bharat C; Ihdayhid AR; Corrales-Medina V; Dwivedi G, 2025, 'The Risk of Adverse Cardiac Events after Pneumonia in Patients with Coronary Artery Disease.', Ann Am Thorac Soc, 22, pp. 855 - 862, http://dx.doi.org/10.1513/AnnalsATS.202407-714OC

Gillies MB; Chidwick K; Bharat C; Camacho X; Currow D; Gisev N; Degenhardt L; Pearson SA, 2024, 'Long-term prescribed opioid use after hospitalization or emergency department presentation among opioid naïve adults (2014–2020)—A population-based descriptive cohort study', British Journal of Clinical Pharmacology, 90, pp. 2111 - 2123, http://dx.doi.org/10.1111/bcp.16093

Bharat C; Farrell M, 2024, 'National approaches to reduce mortality after prison release', Lancet Public Health, 9, pp. e412 - e413, http://dx.doi.org/10.1016/S2468-2667(24)00105-1

Gillies MB; Camacho X; Bharat C; Buizen L; Blyth F; Currow D; Wilson A; Degenhardt L; Gisev N; Pearson SA, 2024, 'Oxycodone initiation in Australia (2014–2018): Sociodemographic factors and preceding health service use', British Journal of Clinical Pharmacology, 90, pp. 1656 - 1666, http://dx.doi.org/10.1111/bcp.16063

Hopkins RE; Bharat C; Buizen L; Close J; Ivers R; Draper B; Pearson SA; Degenhardt L; Gisev N, 2024, 'Age-Related Risk of Serious Fall Events and Opioid Analgesic Use', JAMA Internal Medicine, 184, pp. 394 - 401, http://dx.doi.org/10.1001/jamainternmed.2023.8154

Gillies MB; Bharat C; Camacho X; Daniels B; Hall K; Kelly TL; Kelty E; Lin J; Litchfield M; Lopez D; Noghrehchi F; Raubenheimer J; Varney B; Pratt N, 2024, 'Medicine utilization studies in Australian individual-level dispensing data: A blinded, multi-center replicated analysis', Pharmacoepidemiology and Drug Safety, 33, http://dx.doi.org/10.1002/pds.5776

Bharat C; Gisev N; Barbieri S; Dobbins T; Larney S; Buizen L; Degenhardt L, 2024, 'Prescription opioid use among people with opioid dependence and concurrent benzodiazepine and gabapentinoid exposure: An analysis of overdose and all-cause mortality', International Journal of Drug Policy, 123, http://dx.doi.org/10.1016/j.drugpo.2023.104287

Bharat C; Chidwick K; Gisev N; Farrell M; Ali R; Degenhardt L, 2024, 'Trends in use of medicines for opioid agonist treatment in Australia, 2013–2022', International Journal of Drug Policy, 123, http://dx.doi.org/10.1016/j.drugpo.2023.104255

Ayonrinde O; Uchila R; Olynyk J; Bharat C; Murray K, 2024, 'SAT-471 Relationship between steatotic liver disease, all-cause mortality and cardiovascular related outcomes-20 year follow-up of a longitudinal cohort study', Journal of Hepatology, 80, pp. S655 - S656, http://dx.doi.org/10.1016/s0168-8278(24)01888-9

Henriques Franca M; Bharat C; Novello E; Hwang I; Medina-Mora ME; Benjet C; Andrade LH; Vigo DV; Viana MC, 2023, 'Towards measuring effective coverage: critical bottlenecks in quality- and user-adjusted coverage for major depressive disorder in São Paulo metropolitan area, Brazil', International Journal of Mental Health Systems, 17, http://dx.doi.org/10.1186/s13033-023-00583-w

Bharat C; Webb P; Wilkinson Z; McKetin R; Grebely J; Farrell M; Holland A; Hickman M; Tran LT; Clark B; Peacock A; Darke S; Li JH; Degenhardt L, 2023, 'Agreement between self-reported illicit drug use and biological samples: a systematic review and meta-analysis', Addiction, 118, pp. 1624 - 1648, http://dx.doi.org/10.1111/add.16200

Havard A; Jones N; Bharat C; Gisev N; Pearson SA; Shakeshaft A; Farrell M; Degenhardt L, 2023, 'Mortality during and after specialist alcohol and other drug treatment: Variation in rates according to principal drug of concern and treatment modality', Drug and Alcohol Review, 42, pp. 1461 - 1471, http://dx.doi.org/10.1111/dar.13669

Gisev N; Buizen L; Hopkins RE; Schaffer AL; Daniels B; Bharat C; Dobbins T; Larney S; Blyth F; Currow DC; Wilson A; Pearson SA; Degenhardt L, 2023, 'Five-Year Trajectories of Prescription Opioid Use', JAMA Network Open, 6, pp. E2328159, http://dx.doi.org/10.1001/jamanetworkopen.2023.28159

Bharat C; Glantz MD; Aguilar-Gaxiola S; Alonso J; Bruffaerts R; Bunting B; Caldas-de-Almeida JM; Cardoso G; Chardoul S; de Jonge P; Gureje O; Haro JM; Harris MG; Karam EG; Kawakami N; Kiejna A; Kovess-Masfety V; Lee S; McGrath JJ; Moskalewicz J; Navarro-Mateu F; Rapsey C; Sampson NA; Scott KM; Tachimori H; ten Have M; Vilagut G; Wojtyniak B; Xavier M; Kessler RC; Degenhardt L, 2023, 'Development and evaluation of a risk algorithm predicting alcohol dependence after early onset of regular alcohol use', Addiction, 118, pp. 954 - 966, http://dx.doi.org/10.1111/add.16122

Bharat C; Degenhardt L; Pearson SA; Buizen L; Wilson A; Dobbins T; Gisev N, 2023, 'A data-informed approach using individualised dispensing patterns to estimate medicine exposure periods and dose from pharmaceutical claims data', Pharmacoepidemiology and Drug Safety, 32, pp. 352 - 365, http://dx.doi.org/10.1002/pds.5567

Degenhardt L; Bharat C; Glantz MD; Bromet EJ; Alonso J; Bruffaerts R; Bunting B; de Girolamo G; de Jonge P; de Jonge P; Florescu S; Gureje O; Haro JM; Harris MG; Hinkov H; Karam EG; Karam G; Kovess-Masfety V; Lee S; Makanjuola V; Medina-Mora ME; Navarro-Mateu F; Piazza M; Posada-Villa J; Scott KM; Stein DJ; Tachimori H; Tintle N; Torres Y; Viana MC; Kessler RC; Aguilar-Gaxiola S; Al-Hamzawi A; Al-Kaisy MS; Altwaijri Y; Helena Andrade L; Atwoli L; Benjet C; Borges G; Caldas-de-Almeida JM; Cardoso G; Chatterji S; Cia AH; Demyttenaere K; Girolamo GD; Hu CY; Karam AN; Kawakami N; Kiejna A; Lepine JP; McGrath J; Mneimneh Z; Moskalewicz J; Posada-Villa J; Slade T; Stagnaro JC; ten Have M; Vigo DV; Whiteford H; Williams DR; Wojtyniak B, 2022, 'The associations between traumatic experiences and subsequent onset of a substance use disorder: Findings from the World Health Organization World Mental Health surveys', Drug and Alcohol Dependence, 240, http://dx.doi.org/10.1016/j.drugalcdep.2022.109574

Catlett B; Hajarizadeh B; Cunningham E; Wolfson-Stofko B; Wheeler A; Khandaker-Hussain B; Feld JJ; Martró E; Chevaliez S; Pawlotsky JM; Bharat C; Cunningham PH; Dore GJ; Applegate T; Grebely J, 2022, 'Diagnostic Accuracy of Assays Using Point-of-Care Testing or Dried Blood Spot Samples for the Determination of Hepatitis C Virus RNA: A Systematic Review', Journal of Infectious Diseases, 226, pp. 1005 - 1021, http://dx.doi.org/10.1093/infdis/jiac049

Bharat C; Gisev N; Barbieri S; Dobbins T; Larney S; Farrell M; Degenhardt L, 2022, 'Trends in opioid analgesic utilisation among people with a history of opioid dependence', Drug and Alcohol Dependence, 238, http://dx.doi.org/10.1016/j.drugalcdep.2022.109548

Kessler RC; Kazdin AE; Aguilar-Gaxiola S; Al-Hamzawi A; Alonso J; Altwaijri YA; Andrade LH; Benjet C; Bharat C; Borges G; Bruffaerts R; Bunting B; de Almeida JMC; Cardoso G; Chiu WT; Cía A; Ciutan M; Degenhardt L; de Girolamo G; de Jonge P; de Vries Y; Florescu S; Gureje O; Haro JM; Harris MG; Hu C; Karam AN; Karam EG; Karam G; Kawakami N; Kiejna A; Kovess-Masfety V; Lee S; Makanjuola V; McGrath J; Medina-Mora ME; Moskalewicz J; Navarro-Mateu F; Nierenberg AA; Nishi D; Ojagbemi A; Oladeji BD; O'Neill S; Posada-Villa J; Puac-Polanco V; Rapsey C; Ruscio AM; Sampson NA; Scott KM; Slade T; Stagnaro JC; Stein DJ; Tachimori H; ten Have M; Torres Y; Viana MC; Vigo DV; Williams DR; Wojtyniak B; Xavier M; Zarkov Z; Ziobrowski HN, 2022, 'Patterns and correlates of patient-reported helpfulness of treatment for common mental and substance use disorders in the WHO World Mental Health Surveys', World Psychiatry, 21, pp. 272 - 286, http://dx.doi.org/10.1002/wps.20971

Chaillon A; Bharat C; Stone J; Jones N; Degenhardt L; Larney S; Farrell M; Vickerman P; Hickman M; Martin NK; Bórquez A, 2022, 'Modeling the population-level impact of opioid agonist treatment on mortality among people accessing treatment between 2001 and 2020 in New South Wales, Australia', Addiction, 117, pp. 1338 - 1352, http://dx.doi.org/10.1111/add.15736

Warfield SC; Bharat C; Bossarte RM; DePhilippis D; Farrell M; Hoover M; Larney S; Marshalek P; McKetin R; Degenhardt L, 2022, 'Trends in comorbid opioid and stimulant use disorders among Veterans receiving care from the Veterans Health Administration, 2005–2019', Drug and Alcohol Dependence, 232, http://dx.doi.org/10.1016/j.drugalcdep.2022.109310

Degenhardt L; Bharat C; Chiu WT; Sampson NA; Kessler RC; Kazdin AE; Harris MG; McGrath JJ; Vigo DV; Alonso J; Andrade LH; Bruffaerts R; Bunting B; Cardoso G; de Girolamo G; Florescu S; Gureje O; Makanjuola V; Haro JM; Hu C; Karam AN; Karam EG; Kovess-Masfety V; Lee S; Medina-Mora ME; Moskalewicz J; Navarro-Mateu F; Posada-Villa J; Rapsey C; Stagnaro JC; Tachimori H; ten Have M; Torres Y; Williams DR; Zarkov Z; Al-Hamzawi A; Al-Kaisy MS; Altwaijri YA; Atwoli L; Benjet C; Borges G; Bromet EJ; Caldas-de-Almeida JM; Chatterji S; Cia AH; Demyttenaere K; Florescu S; Giovanni de Girolamo ; Hinkov H; Peter de Jonge ; Karam G; Kawakami N; Kiejna A; Lepine JP; Mneimneh Z; Piazza M; Scott KM; Slade T; Stein DJ; Margreet ten Have ; Viana MC; Whiteford H; Wojtyniak B, 2021, 'Perceived helpfulness of treatment for alcohol use disorders: Findings from the World Mental Health Surveys', Drug and Alcohol Dependence, 229, http://dx.doi.org/10.1016/j.drugalcdep.2021.109158

Bharat C; Larney S; Barbieri S; Dobbins T; Jones NR; Hickman M; Gisev N; Ali R; Degenhardt L, 2021, 'The effect of person, treatment and prescriber characteristics on retention in opioid agonist treatment: a 15-year retrospective cohort study', Addiction, 116, pp. 3139 - 3152, http://dx.doi.org/10.1111/add.15514

Bharat C; Degenhardt L; Dobbins T; Larney S; Farrell M; Barbieri S, 2021, 'Using administrative data to predict cessation risk and identify novel predictors among new entrants to opioid agonist treatment', Drug and Alcohol Dependence, 228, http://dx.doi.org/10.1016/j.drugalcdep.2021.109091

Santo T; Clark B; Hickman M; Grebely J; Campbell G; Sordo L; Chen A; Tran LT; Bharat C; Padmanathan P; Cousins G; Dupouy J; Kelty E; Muga R; Nosyk B; Min J; Pavarin R; Farrell M; Degenhardt L, 2021, 'Association of Opioid Agonist Treatment with All-Cause Mortality and Specific Causes of Death among People with Opioid Dependence: A Systematic Review and Meta-analysis', JAMA Psychiatry, 78, pp. 979 - 993, http://dx.doi.org/10.1001/jamapsychiatry.2021.0976

Collins R; Singh B; Payne DN; Bharat C; Noffsinger W; Dhaliwal SS; O'Dea C; Mulrennan S, 2021, 'Effect of transfer from a pediatric to adult cystic fibrosis center on clinical status and hospital attendance', Pediatric Pulmonology, 56, pp. 2029 - 2035, http://dx.doi.org/10.1002/ppul.25398

Bharat C; Hickman M; Barbieri S; Degenhardt L, 2021, 'Big data and predictive modelling for the opioid crisis: existing research and future potential', Lancet Digital Health, 3, pp. e397 - e407, http://dx.doi.org/10.1016/S2589-7500(21)00058-3

Warfield SC; Pack RP; Degenhardt L; Larney S; Bharat C; Ashrafioun L; Marshall BDL; Bossarte RM, 2021, 'The next wave? Mental health comorbidities and patients with substance use disorders in under-resourced and rural areas', Journal of Substance Abuse Treatment, 121, http://dx.doi.org/10.1016/j.jsat.2020.108189

Barbieri S; Mehta S; Wu B; Bharat C; Poppe K; Jorm L; Jackson R, 2021, 'Predicting cardiovascular risk from national administrative databases using a combined survival analysis and deep learning approach', International Journal of Epidemiology

Glantz MD; Bharat C; Degenhardt L; Sampson NA; Scott KM; Lim CCW; Al-Hamzawi A; Alonso J; Andrade LH; Cardoso G; De Girolamo G; Gureje O; He Y; Hinkov H; Karam EG; Karam G; Kovess-Masfety V; Lasebikan V; Lee S; Levinson D; McGrath J; Medina-Mora ME; Mihaescu-Pintia C; Mneimneh Z; Moskalewicz J; Navarro-Mateu F; Posada-Villa J; Rapsey C; Stagnaro JC; Tachimori H; Have MT; Tintle N; Torres Y; Williams DR; Ziv Y; Kessler RC, 2020, 'Corrigendum to “The epidemiology of alcohol use disorders cross-nationally: Findings from the World Mental Health Surveys” [Addict. Behav. 102 (2020) 106128] (Addictive Behaviors (2020) 102, (S0306460319304897), (10.1016/j.addbeh.2019.106128))', Addictive Behaviors, 106, http://dx.doi.org/10.1016/j.addbeh.2020.106381

Le BNH; Goonewardene M; Duigou C; Bharat C, 2020, 'The long-term efficacy of rapid maxillary expansion and facemask therapy in Class III malocclusion', Australasian Orthodontic Journal, 36, pp. 27 - 37, http://dx.doi.org/10.21307/AOJ-2020-004

Maddison KJ; Walsh JH; Shepherd KL; Bharat C; Lawther BK; Platt PR; Eastwood PR; Hillman DR, 2020, 'Comparison of collapsibility of the human upper airway during anesthesia and during sleep', Anesthesia and Analgesia, 130, pp. 1008 - 1017, http://dx.doi.org/10.1213/ANE.0000000000004070

Glantz MD; Bharat C; Degenhardt L; Sampson NA; Scott KM; Lim CCW; Al-Hamzawi A; Alonso J; Andrade LH; Cardoso G; De Girolamo G; Gureje O; He Y; Hinkov H; Karam EG; Karam G; Kovess-Masfety V; Lasebikan V; Lee S; Levinson D; McGrath J; Medina-Mora ME; Mihaescu-Pintia C; Mneimneh Z; Moskalewicz J; Navarro-Mateu F; Posada-Villa J; Rapsey C; Stagnaro JC; Tachimori H; Ten Have M; Tintle N; Torres Y; Williams DR; Ziv Y; Kessler RC, 2020, 'The epidemiology of alcohol use disorders cross-nationally: Findings from the World Mental Health Surveys', Addictive Behaviors, 102, http://dx.doi.org/10.1016/j.addbeh.2019.106128

Towell-Barnard A; Coventry L; Foster L; Davis S; Twigg DE; Bharat C; Boston J, 2020, 'The psychometric validation of the quality practical experience (QPE) instruments (nurses and student nurse) to evaluate clinical supervision of undergraduate student nurses', Nurse Education in Practice, 43, http://dx.doi.org/10.1016/j.nepr.2020.102697

Husky MM; Bharat C; Vilagut G; Salmerón D; Martínez S; Navarro C; Alonso J; Kessler RC; Navarro-Mateu F, 2020, 'Birth-sex cohort alcohol use transitions in the general population: The cross-sectional pegasus-murcia project', Adicciones, 32, pp. 94 - 104, http://dx.doi.org/10.20882/adicciones.1067

Husky MM; Bharat C; Lépine JP; Kovess-Masfety V, 2019, 'Cohort Alcohol Use in France and the Transition from Use to Alcohol Use Disorder and Remission', Journal of Psychoactive Drugs, 51, pp. 453 - 462, http://dx.doi.org/10.1080/02791072.2019.1612536

Degenhardt L; Bharat C; Glantz MD; Sampson NA; Scott K; Lim CCW; Aguilar-Gaxiola S; Al-Hamzawi A; Alonso J; Andrade LH; Bromet EJ; Bruffaerts R; Bunting B; de Girolamo G; Gureje O; Haro JM; Harris MG; He Y; de Jonge P; Karam EG; Karam GE; Kiejna A; Lee S; Lepine JP; Levinson D; Makanjuola V; Medina-Mora ME; Mneimneh Z; Navarro-Mateu F; Posada-Villa J; Stein DJ; Tachimori H; Torres Y; Zarkov Z; Chatterji S; Kessler RC, 2019, 'The epidemiology of drug use disorders cross-nationally: Findings from the WHO's World Mental Health Surveys', International Journal of Drug Policy, 71, pp. 103 - 112, http://dx.doi.org/10.1016/j.drugpo.2019.03.002

Harris MG; Bharat C; Glantz MD; Sampson NA; Al-Hamzawi A; Alonso J; Bruffaerts R; Caldas de Almeida JM; Cia AH; de Girolamo G; Florescu S; Gureje O; Haro JM; Hinkov H; Karam EG; Karam G; Lee S; Lépine JP; Levinson D; Makanjuola V; McGrath J; Mneimneh Z; Navarro-Mateu F; Piazza M; Posada-Villa J; Rapsey C; Tachimori H; ten Have M; Torres Y; Viana MC; Chatterji S; Zaslavsky AM; Kessler RC; Degenhardt L, 2019, 'Cross-national patterns of substance use disorder treatment and associations with mental disorder comorbidity in the WHO World Mental Health Surveys', Addiction, 114, pp. 1446 - 1459, http://dx.doi.org/10.1111/add.14599

Tampin B; Royle J; Bharat C; Trevenen M; Olsen L; Goucke R, 2019, 'Psychological factors can cause false pain classification on painDETECT', Scandinavian Journal of Pain, 19, pp. 501 - 512, http://dx.doi.org/10.1515/sjpain-2018-0355

Bunting B; Bharat C, 2019, 'Alcohol use, regular use, disorder and remission from use disorders in Northern Ireland: a prevalence study', Addiction Research and Theory, 27, pp. 347 - 353, http://dx.doi.org/10.1080/16066359.2018.1524881

Degenhardt L; Bharat C; Glantz MD; Sampson NA; Al-Hamzawi A; Alonso J; Andrade LH; Bunting B; Cia A; De Girolamo G; De Jonge P; Demyttenaere K; Gureje O; Haro JM; Harris MG; He Y; Hinkov H; Karam AN; Karam EG; Kiejna A; Kovess-Masfety V; Lasebikan V; Lee S; Levinson D; Medina-Mora ME; Mneimneh Z; Navarro-Mateu F; Piazza M; Posada-Villa J; Scott K; Stein DJ; Tachimori H; Tintle N; Torres Y; Kessler RC, 2019, 'Association of Cohort and Individual Substance Use with Risk of Transitioning to Drug Use, Drug Use Disorder, and Remission from Disorder: Findings from the World Mental Health Surveys', JAMA Psychiatry, 76, pp. 708 - 720, http://dx.doi.org/10.1001/jamapsychiatry.2019.0163

Gisev N; Bharat C; Larney S; Dobbins T; Weatherburn D; Hickman M; Farrell M; Degenhardt L, 2019, 'The effect of entry and retention in opioid agonist treatment on contact with the criminal justice system among opioid-dependent people: a retrospective cohort study', Lancet Public Health, 4, pp. e334 - e342, http://dx.doi.org/10.1016/S2468-2667(19)30060-X

Dissanayake CU; Bharat CI; Roberts BL; Anstey MHR, 2019, 'A cost comparison of regional citrate versus low-dose systemic heparin anticoagulation in continuous renal replacement therapy', Anaesthesia and Intensive Care, 47, pp. 281 - 287, http://dx.doi.org/10.1177/0310057X18824596

Degenhardt L; Bharat C; Bruno R; Glantz MD; Sampson NA; Lago L; Aguilar-Gaxiola S; Alonso J; Andrade LH; Bunting B; Caldas-de-Almeida JM; Cia AH; Gureje O; Karam EG; Khalaf M; McGrath JJ; Moskalewicz J; Lee S; Mneimneh Z; Navarro-Mateu F; Sasu CC; Scott K; Torres Y; Poznyak V; Chatterji S; Kessler RC, 2019, 'Concordance between the diagnostic guidelines for alcohol and cannabis use disorders in the draft ICD-11 and other classification systems: analysis of data from the WHO's World Mental Health Surveys', Addiction, 114, pp. 534 - 552, http://dx.doi.org/10.1111/add.14482

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