Faculty profile

Tara Elton-Marshall

ResearcherUniversity of Toronto

This profile is built from public research funding records (CIHR, NSERC and SSHRC) and PubMed. We have not imported them from a University of Toronto directory, so their courses and email address may be missing. Find their university profile.

Tara Elton-Marshall

Researcher

Health Sciences

University of Toronto

Toronto, Ontario, Canada

Supervision signals

Has led research grants, which requires an independent research appointment. Ask their department whether they supervise graduate students.
39 publications in the last five years, latest in 2026.
Senior (last) author on 9 recent papers, a sign of leading a research group.
Principal investigator on 3 research grants (3 CIHR), most recently in 2022.

These signals come from public records, including CIHR, NSERC and SSHRC funding decisions. Ask the professor or the graduate program whether they are taking new students.

Academic metrics

Publications

Citations

Collaborators

Grants

Publications by year

Counts cover the publications linked to this profile. Citations and the h-index appear when the source records them.

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Signals and details

Research

Substance Use Harm Reduction People With Lived And Living Experience Prevention Research Treatment Covid-19 Vaccine Confidence

Latest papers

Trends in the sex ratio of cannabis use, harms and perceptions among youth in Ontario, Canada, 1999 to 2023.
Addiction (Abingdon, England) · 2026
The short-term impacts of the decriminalization of illegal drug possession on clients dispensed opioid agonist treatment medications and visits to supervised consumption services and overdose prevention services in British Columbia, Canada (2015-2023).
Journal of substance use and addiction treatment · 2026
Cannabis and Antidepressant Use During the Periods Before and After Cannabis Legalization in Ontario, Canada: 2013 to 2023.
Substance use & addiction journal · 2026

All 89 publications

Latest funding

Trends in gambling, and gaming among students from 2017 to 2023: a secondary analysis.
CIHR · 2023 · Co-investigator
$100,000
The Ontario Canadian Research Initiative Node Team (OCRINT) Phase II Application
CIHR · 2022 · Principal investigator
$2,399,202
Evaluation BC exemption re. possession of illegal drugs (Evaluation of the British Columbia Exemption to Allow for Personal Possession of Small Amounts of Illegal Drugs)
CIHR · 2022 · Co-investigator
$2,849,643

All 14 grants and awards

89 publications.

Trends in the sex ratio of cannabis use, harms and perceptions among youth in Ontario, Canada, 1999 to 2023.

Matheson J, Boak A, Jiang H, Nigatu YT, Elton-Marshall T, Rueda S, Ali F, Rubin-Kahana DS, Galea LAM, Hamilton HA, Rehm J, Le Foll B, Imtiaz S

Addiction (Abingdon, England)2026

DOI: 10.1111/add.70607 PMID: 42775603

The short-term impacts of the decriminalization of illegal drug possession on clients dispensed opioid agonist treatment medications and visits to supervised consumption services and overdose prevention services in British Columbia, Canada (2015-2023).

Abdul SA, Jiang H, Russell C, Elton-Marshall T, Ali F, Henderson I, Le Foll B, Kinniburgh B, Smith W, Rehm J, Imtiaz S

Journal of substance use and addiction treatment2026

DOI: 10.1016/j.josat.2025.209815 PMID: 41125157

Cannabis and Antidepressant Use During the Periods Before and After Cannabis Legalization in Ontario, Canada: 2013 to 2023.

Nigatu YT, Imtiaz S, Rueda S, Elton-Marshall T, Hamilton HA

Substance use & addiction journal2026

DOI: 10.1177/29767342261462867 PMID: 42459027

The Intersection of Ethno-Racial Identity and Gender Identity in Current Cannabis Use Among Adolescents.

Akther A, Colman I, Patte KA, Hilario CT, Leatherdale ST, Imtiaz S, Elton-Marshall T

Substance use & misuse2026Senior author

DOI: 10.1080/10826084.2026.2695444 PMID: 42522209

Religion/spirituality, perceived need for care, and treatment-seeking behaviour in a sample of distressed Canadians.

Akther A, Landry B, Elton-Marshall T, Colman I

Journal of affective disorders2025

DOI: 10.1016/j.jad.2025.03.203 PMID: 40185411

Healthcare workers' current practices, knowledge/awareness, barriers, and attitudes/perceptions related to pneumococcal vaccination of older adults: A mixed-methods systematic review.

Akther A, Laurie C, Elton-Marshall T, Ly V, Sulis G

Vaccine2025

DOI: 10.1016/j.vaccine.2025.127331 PMID: 40460654

Changes in the Sex/Gender Gap in Cannabis Use in Ontario, Canada From 2001 to 2019.

Matheson J, Nigatu Y, Elton-Marshall T, Rueda S, Ali F, Hamilton HA, Rehm J, Le Foll B, Imtiaz S

Drug and alcohol review2025

DOI: 10.1111/dar.14072 PMID: 40318102

The association between physical availability of cannabis retail outlets and frequent cannabis use and related health harms: a systematic review

The Lancet Regional Health - Americas202427 citationsOpen Access

DOI: 10.1016/j.lana.2024.100708 PMID: W4392556940

Impact of non-medical cannabis legalization with market restrictions on health service use and incident cases of psychotic disorder in Ontario, Canada

Anderson KK, Rodrigues R, Le B, Mamun M, Archie S, Edwards J, Elton-Marshall T, Gilliland J, Myran DT, Palaniyappan L

International Journal of Drug Policy20249 citations

DOI: 10.1016/j.drugpo.2023.104285

The effect of non-medical cannabis retailer proximity on use of mental health services for psychotic disorders in Ontario, Canada

Wootten JC, Rodrigues R, Gilliland J, Carter B, Shariff SZ, Zhong S, Archie S, Edwards J, Elton-Marshall T, Myran DT

International Journal of Social Psychiatry, The20247 citations

DOI: 10.1177/00207640231206053

Trends in gambling, and gaming among students from 2017 to 2023: a secondary analysis.

Co-investigatorCIHR2023Catalyst Grant: Health Impacts of Gambling and Gaming

Principal investigators: Turner, Nigel E; Hamilton, Hayley A

Keywords: Gambling; Gambling Problems; Gender And Gaming; Risk Factors; Trends In Prevalence; Video Gaming; Video Gaming Problems

$100,000

The Ontario Canadian Research Initiative Node Team (OCRINT) Phase II Application

Principal investigatorCIHR2022Team Grant: CRISM Phase II: Regional Nodes

Principal investigators: Rehm, Jürgen T; LeBlanc, Sean J; Papadimitriou, Maria; Shahin, Rita M; Elton-Marshall, Tara E; Forchuk, Cheryl; Hopkins, Carol A; Le Foll, Bernard; Long, Dennis; Werb, Daniel M

Keywords: Harm Reduction; People With Lived And Living Experience; Prevention; Research; Substance Use; Treatment

$2,399,202

Evaluation BC exemption re. possession of illegal drugs (Evaluation of the British Columbia Exemption to Allow for Personal Possession of Small Amounts of Illegal Drugs)

Co-investigatorCIHR2022Operating Grant: Evaluation BC exemption re. possession of illegal drugs

Principal investigators: Rehm, Jürgen T; Ali, Farihah; Linklater, Renee

Keywords: Addiction; Decriminalization Of Illicit Substance; Opioid

$2,849,643

Onsite, Intercept Survey and Longitudinal Follow-up Study of Gamblers Who Patronize Gambling Venues: An Integrated Knowledge Translation Project

Co-investigatorCIHR2022Project Grant

Principal investigators: Turner, Nigel E; Agic, Branka; Mann, Robert E

Keywords: Casinos; Cross-Sectional; Evidence-Based Prevention And Treatment Recommendations; Gambling; Integrated Knowledge Translation And Exchange; Intercept Study; Longitudinal Panel Sample; Onsite Gambling; Problem Gambling; Social Determinants Of Health

$1,269,900

Addressing the Wider Impacts of the COVID-19 Pandemic on Mental Health and Substance Use in Canada

Co-investigatorCIHR2021Op. Gr.: Addr. Wider Impacts of COVID-Imp. on social/econ/pop iss/pbl outcomes

Principal investigators: Chaiton, Michael O; Hamilton, Hayley A; Shield, Kevin D

Keywords: Cost-Effectiveness; Covid-19; Digital Interventions; Intersectionality; Mental Health; Population-Based; Substance Use

$497,822

Developing a COVID-19 Vaccination Strategy that Addresses the Needs of People Who Use Drugs in Canada

Nominated PICIHR2021Operating Grant: COVID-19 Vaccine Confidence

Principal investigators: Elton-Marshall, Tara E; Shahin, Rita M

Keywords: Covid-19; Substance Use; Vaccine Confidence

$197,614

Effectiveness of digital interventions in improving mental health during COVID-19: Evaluation of Wellness Together Canada

Co-investigatorCIHR2021Op. Gr:Emerg. COVID Res. Gaps/Priorities- Social/Behavioural Science Approaches

Principal investigators: Chaiton, Michael O

Keywords: Cost-Effectiveness; Digital Interventions; Mental Health; Population Health; Randomized Trial

$310,200

Using ECHO to Address the Needs of Francophone Addiction Service Providers in Ontario

Co-investigatorCIHR2021Catalyst Grant: Official Language Minority Communities in Health Research

Principal investigators: Le Foll, Bernard; Crawford, Allison; Sene, Aliou; Sloan, Matthew E

Keywords: Addiction Medicine Providers; Addictions; Francophone Communities; Health Equity; Health Services; Official Language Minority Communities; Substance Use

$100,000

Supervised Consumption and COVID-19 in ON: an Evaluation (SCCONE)

Co-investigatorCIHR2020Op Gr: Eval of Harm Reduct. Appro. Address the Opioid Crisis - SCS Eval. Ontario

Principal investigators: Bayoumi, Ahmed M

Keywords: Administrative Data Analysis; Cost-Effectiveness Analysis; Harm Reduction; Implementation Science; Mathematical Optimization; Multi-Methods Research; Program Evaluation; Qualitative Research; Simulation Modelling; Supervised Consumption

A Machine Learning Approach to Identify Drivers of E-cigarette Dependence

Co-investigatorCIHR2020Catalyst Grant: Health Effects of Vaping

Principal investigators: Chaiton, Michael O; Selby, Peter L

Keywords: Cessation; Cohort; Dependence; Initiation; Machine Learning; Pooled Analyses; Vaping; Young Adult; Youth

$100,000

From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.

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Tara Elton-Marshall

Research

Latest papers

Latest funding

Trends in the sex ratio of cannabis use, harms and perceptions among youth in Ontario, Canada, 1999 to 2023.

The short-term impacts of the decriminalization of illegal drug possession on clients dispensed opioid agonist treatment medications and visits to supervised consumption services and overdose prevention services in British Columbia, Canada (2015-2023).

Cannabis and Antidepressant Use During the Periods Before and After Cannabis Legalization in Ontario, Canada: 2013 to 2023.

The Intersection of Ethno-Racial Identity and Gender Identity in Current Cannabis Use Among Adolescents.

Religion/spirituality, perceived need for care, and treatment-seeking behaviour in a sample of distressed Canadians.

Healthcare workers' current practices, knowledge/awareness, barriers, and attitudes/perceptions related to pneumococcal vaccination of older adults: A mixed-methods systematic review.

Changes in the Sex/Gender Gap in Cannabis Use in Ontario, Canada From 2001 to 2019.

The association between physical availability of cannabis retail outlets and frequent cannabis use and related health harms: a systematic review

Impact of non-medical cannabis legalization with market restrictions on health service use and incident cases of psychotic disorder in Ontario, Canada

The effect of non-medical cannabis retailer proximity on use of mental health services for psychotic disorders in Ontario, Canada

Frequent collaborators

Tara Elton-Marshall

Samantha Wells

Samantha Wells

Farihah Ali

Sergio Rueda

Hayley Hamilton

Bundit Sornpaisarn

Huan jiang

Daniel Felsky

David Hammond

Bernard Le Foll

Ian Colman

Shehzad Ali

Charlotte Probst

Michael Roerecke

Branka Agic

Branka Agic

Lena Palaniyappan

Lena Palaniyappan

Suzanne Archie

Jordan Edwards

Carol Strike

Jason Gilliland

Lena Palaniyappan

Paul Kurdyak

Pamela Leece

Sean Hill

Rui Fu

Wei Wang

Rita Shahin

Alex Abramovich

Nicholas Mitsakakis

Peter Selby

Brian Hutton

Elaine Hyshka

Robert Schwartz

Alex Abramovich

Jean-Philippe Chaput

Benedikt Fischer

Peter Tanuseputro