Dr Sam Colledge-Frisby

Photo of Sam Colledge-Frisby

Dr Samantha Colledge-Frisby joined NDRI Melbourne in May 2022. She submitted her PhD in February 2022, undertaken at the National Drug and Alcohol Research Centre where she began her research career in illicit drug use epidemiology in 2016. She has published 24 journal articles across a range of topics, focusing on the epidemiology and prevention of injecting-related injuries and diseases among people who inject drugs and investigating the availability of drug-related harm reduction interventions.

  • PhD, University of New South Wales
  • BSc (Hons) Psychological Science, University of Queensland
  • Epidemiology
  • Injecting drug use
  • Injecting-related bacterial infections
  • Opioid use disorder
  • Harm reduction intervention strategies
  • Overdose
  • Mental health

Marshall, A., D., Willing, A., Kairouz, A., Cunningham, E., B., Wheeler, A., O'Brien, N., Perea, V., Ward, J., W., Hiebert, L., Degenhardt, L., Hajarizadeh, B., Colledge-Frisby, S., Hickman, M., Jawad, D., Lazarus, J., V., Matthews, G., V., Scheibe, A., Vickerman, P., Dore, G., J. and Grebely, J. Global registration, reimbursement, and restrictions to direct-acting antiviral therapies for hepatitis C infection. Lancet Gastroenterology & Hepatology. [In Press] [RJ2122]

Gibbs, D., Colledge-Frisby, S., Farnbach, S., Doyle, M., F., Shakeshaft, A., P. and Larney, S. (2024). Associations Between Supported Accommodation and Health and Re-offending Outcomes: a Retrospective Data Linkage Study. Journal of Urban Health, 101, pp. 80-91. doi:10.1007/s11524-023-00824-w [RJ2144] View web page

Marshall, A., D., Willing, A., Kairouz, A., Cunningham, E., B., Wheeler, A., O'Brien, N., Perera, V., Ward, J., W., Hiebert, L., Degenhardt, L., Hajarizadeh, B., Colledge-Frisby, S., Hickman, M., Jawad, D., Lazarus, J., V., Matthews, G., V., Scheibe, A., Vickerman, P., Dore, G., J. and Grebely, J. (2024). Direct-acting antiviral therapies for hepatitis C infection: global registration, reimbursement, and restrictions. The Lancet Gastroenterology & Hepatology, 9, (4), pp. 366-382. doi:10.1016/S2468-1253(23)00335-7 [RJ2149] View web page

Clay, S., Wilkinson, Z., Ginley, M., Arunogiri, S., Christmass, M., Membrey, D., MacCartney, P., Sutherland, R., Colledge-Frisby, S., Marshall, A., D., Nagle, J., Degenhardt, L., Farrell, M. and McKetin, R. (2023). Perspectives and sentiments on contingency management from people who use methamphetamine. Drug and Alcohol Review, 42, (6), pp. 1427-1437. doi:10.1111/dar.13691 [RJ2060] View web page

Colledge-Frisby, S., Jones, N., Degenhardt, L., Hickman, M., Padmanathan, P., Santo, T., Farrell, M. and Gisev, N. (2023). Incidence of suicide and self-harm among people with opioid use disorder and the impact of opioid agonist treatment: A retrospective data linkage study. Drug and Alcohol Dependence, 246. doi:10.1016/j.drugalcdep.2023.109851 [RJ2044] View web page

Colledge-Frisby, S., Ottaviano, S., Webb, P., Grebely, J., Wheeler, A., Cunningham, E., B., Hajarizadeh, B., Leung, J., Peacock, A., Vickerman, P., Farrell, M., Dore, G., J., Hickman, M. and Degenhardt, L. (2023). Global coverage of interventions to prevent and manage drug-related harms among people who inject drugs: A systematic review. The Lancet Global Health, 11, (5), pp. E673-E683. doi:10.1016/S2214-109X(23)00058-X [RJ1988] View web page

Colledge-Frisby, S., Rathnayake, K., Nielsen, S., Stoove, M., A., Maher, L., Agius, P., Higgs, P. and Dietze, P. (2023). Injection Drug Use Frequency Before and After Take-Home Naloxone Training. JAMA Network open. doi:10.1001/jamanetworkopen.2023.27319 [RJ2089] View web page

Conway, A., Krawczyk, N., McGaffey, F., Doyle, S., Baaklini, V., Marshall, A., D., Treloar, C., Davis, C., Colledge-Frisby, S., Grebely, J. and Cerda, M. (2023). Typology of laws restricting access to methadone treatment in the United States: A latent class analysis. International Journal of Drug Policy, 119. doi:10.1016/j.drugpo.2023.104141 [RJ2097] View web page

Curtis, S., Colledge-Frisby, S., Stewardson, A., Doyle, J., S., Higgs, P., Maher, L., Hickman, M., Stoove, M., A. and Dietze, P. (2023). Prevalence and incidence of emergency department presentations and hospital separations with injecting-related infections in a longitudinal cohort of people who inject drugs. Epidemiology and Infection, 151. doi:10.1017/S0950268823001784 [RJ2134] View web page

Degenhardt, L., Webb, P., Colledge-Frisby, S., Ireland, J., Wheeler, A., Ottaviano, S., Willing, A., Kairouz, A., Cunningham, E., B., Hajarizadeh, B., Leung, J., Tran, L., T., Price, O., Peacock, A., Vickerman, P., Farrell, M., Dore, G., J., Hickman, M. and Grebely, J. (2023). Epidemiology of injecting drug use, prevalence of injecting-related harm, and exposure to behavioural and environmental risks among people who inject drugs: a systematic review. The Lancet Global Health, 11, (5), pp. E659-E672. doi:10.1016/S2214-109X(23)00057-8 [RJ2043] View web page

Hajarizadeh, B., Kairouz, A., Ottaviano, S., Ireland, J., Willing, A., Cunningham, E., B., Webb, P., Colledge-Frisby, S., Wheeler, A., Leung, J., Tran, L., T., Price, O., Vickerman, P., Farrell, M., Hickman, M., Dore, G., J., Bergenström, A., Degenhardt, L. and Grebely, J. (2023). Global, regional, and country-level coverage of testing and treatment for HIV and hepatitis C infection among people who inject drugs: a systematic review. Lancet Global Health, 11, (12), pp. e1885-e1898. doi:10.1016/S2214-109X(23)00461-8 [RJ2121] View web page

Syangbo, A., Hickman, M., Colledge-Frisby, S., Leung, J., Grebely, J., Larney, S., Degenhardt, L. and Trickey, A. (2023). Associations between the prevalence of chronic hepatitis B among people who inject drugs and country-level characteristics: An ecological analysis. Drug and Alcohol Review. doi:10.1111/dar.13595 [RJ2008] View web page

Colledge-Frisby, S. (2023). Effect of incarceration and opioid agonist treatment transitions on risk of hospitalisation with injection drug use-associated bacterial infections: A self-controlled case series in New South Wales, Australia. International Journal of Drug Policy, 122. [RJ]

Brothers, T., D., Lewer, D., Jones, N., Colledge-Frisby, S., Farrell, M., Hickman, M., Webster, D., Hayward, A. and Degenhardt, L. (2022). Opioid agonist treatment and risk of death or rehospitalization following injection drug use–associated bacterial and fungal infections: A cohort study in New South Wales, Australia. PLOS Medicine. doi:10.1371/journal.pmed.1004049 [RJ] View web page

Colledge-Frisby, S., Jones, N., Larney, S., Peacock, A., Lewer, D., Brothers, T., D., Hickman, M., Farrell, M. and Degenhardt, L. (2022). The impact of opioid agonist treatment on hospitalisations for injecting-related diseases among an opioid dependent population: A retrospective data linkage study. Drug and Alcohol Dependence, 236. doi:10.1016/j.drugalcdep.2022.109494 [RJ] View web page

Leung, J., Santo, T., Colledge-Frisby, S., Mekonen, T., Thomson, K., Degenhardt, L., Connor, J., Hall, W. and Stjepanović, D. (2022). Mood and Anxiety Symptoms in Persons Taking Prescription Opioids: A Systematic Review with Meta-Analyses of Longitudinal Studies. Pain Medicine, 23, (8). doi:10.1093/pm/pnac029 [RJ] View web page

Santo, T., Bharat, C., Colledge-Frisby, S., Chrzanowska, A., Man, N., Moran, L., Torrens, E. and Degenhardt, L. (2022). Mortality among people with substance use disorders: A toolkit for classifying major causes of death. National Drug and Alcohol Research Centre, UNSW, Sydney. ISBN: 978-0-7334-4032-8 [T] View web page

Santo, T., Campbell, G., Gisev, N., Martino-Burke, D., Wilson, J., Colledge-Frisby, S., Clark, B., Thi Tran, L. and Degenhardt, L. (2022). Prevalence of mental disorders among people with opioid use disorder: A systematic review and meta-analysis. Drug and Alcohol Dependence, 238. doi:10.1016/j.drugalcdep.2022.109551 [RJ] View web page

Wheeler, A., Valerio, H., Cunningham, E., B., Martinello, M., Barocas, J., A., Colledge-Frisby, S., Treloar, C., Amin, J., Henderson, C., Read, P., Matthews, G., V., Dunlop, A., Gorton, C., Hayllar, J., Alavi, M., Murray, C., Marks, P., Silk, D., Degenhardt, L., Dore, G., J. and Grebely, J. (2022). Prevalence and factors associated with hospitalisation for bacterial skin infections among people who inject drugs: The ETHOS Engage Study. Drug and Alcohol Dependence, 237. doi:10.1016/j.drugalcdep.2022.109543 [RJ] View web page

Santo, T., Campbell, G., Gisev, N., Tran, L., T., Colledge-Frisby, S., Di Tanna, G., L. and Degenhardt, L. (2021). Prevalence of childhood maltreatment among people with opioid use disorder: A systematic review and meta-analysis. Drug and Alcohol Dependence, 219. doi:10.1016/j.drugalcdep.2020.108459 [RJ] View web page

Colledge-Frisby, S., Larney, S., Bruno, R., Gibbs, D., Degenhardt, L., Yuen, W., Dietze, P. and Peacock, A. (2020). Profile and correlates of injecting-related injuries and diseases among people who inject drugs in Australia. Drug and Alcohol Dependence, 216. doi:10.1016/j.drugalcdep.2020.108267 [RJ] View web page

Colledge-Frisby, S., Larney, S., Peacock, A., Leung, J., Hickman, M., Grebely, J., Farrell, M. and Degenhardt, L. (2020). Depression, post-traumatic stress disorder, suicidality and self-harm among people who inject drugs: A systematic review and meta-analysis. Drug and Alcohol Dependence, 207. doi:10.1016/j.drugalcdep.2019.107793 [RJ] View web page

Colledge-Frisby, S., Leung, J., Grebely, J., Degenhardt, L., Peacock, A., Hickman, M., Vickerman, P., Stone, J., Trickey, A. and Larney, S. (2020). Socio-demographic and ecological factors associated with anti-HCV prevalence in people who inject drugs: A systematic review. Drug and Alcohol Dependence, 209. doi:10.1016/j.drugalcdep.2020.107899 [RJ] View web page

Colledge-Frisby, S., Leung, J., Larney, S., Peacock, A., Grebely, J., Hickman, M., Cunningham, E., B., Trickey, A., Stone, J., Vickerman, P. and Degenhardt, L. (2020). Frequency of injecting among people who inject drugs: A systematic review and meta-analysis. International Journal of Drug Policy, 76. doi:10.1016/j.drugpo.2019.102619 [RJ] View web page

Faggiano, F., Mathis, F., Diecidue, R., Vigna-Taglianti, F., Paola Caria, M., Colledge-Frisby, S., Hickman, M., Bargagli, A. and Davoli, M. (2020). Opioid overdose risk during and after drug treatment for heroin dependence: An incidence density case–control study nested in the VEdeTTE cohort. Drug and Alcohol Review, 40, (2), pp. 281-286. doi:10.1111/dar.13173 [RJ] View web page

Larney, S., Leung, J., Grebely, J., Hickman, M., Vickerman, P., Peacock, A., Stone, J., Trickey, A., Dumchev, K., Colledge-Frisby, S., Cunningham, E., B., Lynskey, M., Mattick, R. and Degenhardt, L. (2020). Global systematic review and ecological analysis of HIV in people who inject drugs: National population sizes and factors associated with HIV prevalence. International Journal of Drug Policy, 77. doi:10.1016/j.drugpo.2019.102656 [RJ] View web page

Tran, L., T., Peacock, A., Colledge-Frisby, S., Memedovic, S., Grebely, J., Leung, J., Larney, S., Trickey, A., Stone, J., Vickerman, P., Hickman, M. and Degenhardt, L. (2020). Injecting risk behaviours amongst people who inject drugs: A global multi-stage systematic review and meta-analysis. International Journal of Drug Policy, 84. doi:10.1016/j.drugpo.2020.102866 [RJ] View web page

Bao, Y., Larney, S., Peacock, A., Colledge-Frisby, S., Grebely, J., Hickman, M., Degenhardt, L. and Leung, J. (2019). Prevalence of HIV, HCV and HBV infection and sociodemographic characteristics of people who inject drugs in China: A systematic review and meta-analysis. International Journal of Drug Policy, 70, pp. 87-93. doi:10.1016/j.drugpo.2019.05.005 [RJ] View web page

Colledge-Frisby, S., Peacock, A., Leung, J., Larney, S., Grebely, J., Hickman, M., Cunningham, E., B., Trickey, A., Stone, J., Vickerman, P. and Degenhardt, L. (2019). The prevalence of non-fatal overdose among people who inject drugs: A multi-stage systematic review and meta-analysis. International Journal of Drug Policy, 73, pp. 172-184. doi:10.1016/j.drugpo.2019.07.030 [RJ] View web page

Hines, L., Trickey, A., Leung, J., Larney, S., Peacock, A., Degenhardt, L., Colledge-Frisby, S., Hickman, M., Grebely, J., Cunningham, E., B., Stone, J., Dumchev, K., Griffiths, P., Vickerman, P., Mattick, R. and Lynskey, M. (2019). Associations between national development indicators and the age profile of people who inject drugs: results from a global systematic review and meta-analysis. The Lancet Global Health, 8, (1), pp. e76-91. doi:10.1016/S2214-109X(19)30462-0 [RJ] View web page

Leung, J., Peacock, A., Colledge-Frisby, S., Grebely, J., Cunningham, E., B., Hickman, M., Vickerman, P., Stone, J., Trickey, A., Dumchev, K., Lynskey, M., Hines, L., Griffiths, P., Mattick, R., Degenhardt, L. and Larney, S. (2019). A Global Meta-analysis of the Prevalence of HIV, Hepatitis C Virus, and Hepatitis B Virus Among People Who Inject Drugs—Do Gender-Based Differences Vary by Country-Level Indicators? The Journal of Infectious Diseases, 220, (1), pp. 78-90. doi:10.1093/infdis/jiz058 [RJ] View web page

Trickey, A., Fraser, H., Lim, A., Peacock, A., Colledge-Frisby, S., Walker, J., G., Leung, J., Grebely, J., Larney, S., Martin, N., Hickman, M., Degenhardt, L., May, M., T. and Vickerman, P. (2019). The contribution of injection drug use to hepatitis C virus transmission globally, regionally, and at country level: a modelling study. The Lancet Gastroenterology & Hepatology, 4, (6), pp. 435-444. doi:10.1016/S2468-1253(19)30085-8 [RJ] View web page

Trickey, A., Fraser, H., Lim, A., Walker, J., G., Peacock, A., Colledge-Frisby, S., Leung, J., Grebely, J., Larney, S., Martin, N., Degenhardt, L., Hickman, M., May, M., T. and Vickerman, P. (2019). Modelling the potential prevention benefits of a treat-all hepatitis C treatment strategy at global, regional and country levels: A modelling study. Journal of Viral Hepatitis, 26, (12), pp. 1388-1403. doi:10.1111/jvh.13187 [RJ] View web page

Grebely, J., Larney, S., Peacock, A., Colledge-Frisby, S., Leung, J., Hickman, M., Vickerman, P., Blach, S., Cunningham, E., B., Dumchev, K., Lynskey, M., Stone, J., Trickey, A., Razavi, H., Mattick, R., Farrell, M., Dore, G., J. and Degenhardt, L. (2018). Global, regional, and country-level estimates of hepatitis C infection among people who have recently injected drugs. Addiction, 114, (1), pp. 150-166. doi:10.1111/add.14393 [RJ] View web page

Peacock, A., Leung, J., Larney, S., Colledge-Frisby, S., Hickman, M., Rehm, J., Giovino, G., A., West, R., Hall, W., Griffiths, P., Ali, R., L., Gowing, L., R., Marsden, J., Ferrari, A., J., Grebely, J., Farrell, M. and Degenhardt, L. (2018). Global statistics on alcohol, tobacco and illicit drug use: 2017 status report. Addiction, 113, (10), pp. 1905-1926. doi:10.1111/add.14234 [RJ] View web page

Degenhardt, L., Peacock, A., Colledge-Frisby, S., Leung, J., Grebely, J., Vickerman, P., Stone, J., Cunningham, E., B., Trickey, A., Dumchev, K., Lynskey, M., Griffiths, P., Mattick, R., Hickman, M. and Larney, S. (2017). Global prevalence of injecting drug use and sociodemographic characteristics and prevalence of HIV, HBV, and HCV in people who inject drugs: a multistage systematic review. The Lancet Global Health, 5, (12), pp. e1192-1207. doi:10.1016/S2214-109X(17)30375-3 [RJ] View web page

Larance, B., Degenhardt, L., Peacock, A., Gisev, N., Mattick, R., Colledge-Frisby, S. and Campbell, G. (2017). Pharmaceutical opioid use and harm in Australia: The need for proactive and preventative responses. Drug and Alcohol Review, 37, (1), pp. S203-205. doi:10.1111/dar.12617 [RJ] View web page

Larney, S., Peacock, A., Leung, J., Colledge-Frisby, S., Hickman, M., Vickerman, P., Grebely, J., Dumchev, K., Griffiths, P., Hines, L., Cunningham, E., B., Mattick, R., Lynskey, M., Marsden, J., Strang, J. and Degenhardt, L. (2017). Global, regional, and country-level coverage of interventions to prevent and manage HIV and hepatitis C among people who inject drugs: a systematic review. The Lancet Global Health, 5, (12), pp. e1208-1220. doi:10.1016/S2214-109X(17)30373-X [RJ] View web page