Faculty profile
Heather Orpana
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Read how they describe their research on their University of Ottawa profile.
Latest papers
Are quantitative targets for social network size and interaction frequency appropriate for public health guidelines on social connection? Evidence from loneliness and related mental health outcomes.
SSM - population health · 2026
Processes of development related with the implementation of the Icelandic prevention model in a rural Canadian community.
Discover public health · 2025
Development and Validation of Prediction Models for Perceived and Unmet Mental Health Needs in the Canadian General Population: Model-Based Synthetic Estimation Study.
JMIR public health and surveillance · 2025
Latest funding
- $401,626
Evaluating alcohol use disorder treatment as a potential suicide prevention mechanism
CIHR · 2026 · Co-investigator
- $14,668
What's Next for Canada's Public Health Guidelines for Social Connection?
CIHR · 2025 · Co-investigator
- $20,000
Enhancing the understanding of the science and prevention of suicide in Canada using coroner/medical examiner data
CIHR · 2024 · Co-investigator
38 publications.
Are quantitative targets for social network size and interaction frequency appropriate for public health guidelines on social connection? Evidence from loneliness and related mental health outcomes.
Delgado-Ron JA, Orpana H, Roddick C, Mulligan K, Pinel EC, Helm PJ, Oliffe JL, Coplan RJ, Benoit C, Joordens S, Skakoon-Sparling S, Card KG
Processes of development related with the implementation of the Icelandic prevention model in a rural Canadian community.
Halsall T, Mahmoud K, Drabenstott M, Orpana H, Iyer SN, Kristjansson A, Matheson K
Development and Validation of Prediction Models for Perceived and Unmet Mental Health Needs in the Canadian General Population: Model-Based Synthetic Estimation Study.
Wang J, Orpana H, Carrington A, Kephart G, Vasiliadis HM, Leikin B
Tracing the undercurrents: a scoping review of the lifestyle drift concept.
Halsall T, Orpana H, Jan M
Substance-related poisoning hospitalizations and homelessness in Canada: a descriptive study.
Plouffe R, White R, Orpana H, Grywacheski V
Sex-Specific Association of Alcohol Use Disorder With Suicide Mortality: A Systematic Review and Meta-Analysis.
Lange S, Kim KV, Lasserre AM, Orpana H, Bagge C, Roerecke M, Rehm J
A Dynamic Model of Opioid Overdose Deaths in Canada during the Co-Occurring Opioid Overdose Crisis and COVID-19 Pandemic.
Zahan R, Osgood ND, Plouffe R, Orpana H
Dynamic Simulation Models of Suicide and Suicide-Related Behaviors: Systematic Review.
Gariepy G, Zahan R, Osgood ND, Yeoh B, Graham E, Orpana H
Psychological well-being and its associations with sociodemographic characteristics, physical health, substance use and other mental health outcomes among adults in Canada.
Varin M, Clayborne ZM, Baker MM, Palladino E, Orpana H, Capaldi CA
A dose-response meta-analysis on the relationship between average amount of alcohol consumed and death by suicide.
Lange S, Llamosas-Falcón L, Kim KV, Lasserre AM, Orpana H, Bagge CL, Roerecke M, Rehm J, Probst C
Evaluating alcohol use disorder treatment as a potential suicide prevention mechanism
Principal investigators: Lange, Shannon
Keywords: Alcohol Use Disorder; Prevention; Suicidal Behaviour; Suicide; Treatment
What's Next for Canada's Public Health Guidelines for Social Connection?
Principal investigators: Card, Kiffer G
Keywords: Collective Impact; Implementation Science; Learning Health Systems; Loneliness; Policy And Practice; Public Health; Public Health Guidelines; Social Connection; Social Health; Social Isolation
Enhancing the understanding of the science and prevention of suicide in Canada using coroner/medical examiner data
Principal investigators: Lange, Shannon
Keywords: Coroner/Medical Examiner; Prevention; Suicide
Examining potential inequities in access to take-home opioid agonist treatment doses ('carries') and related outcomes
Principal investigators: Lange, Shannon
Keywords: Addiction; Healthcare System; Inequities; Marginalized Populations; Opioid Agonist Treatment; Opioid Use Disorder; Public Health; Public Health Policy; Substance Use; Treatment
Integrating youth lived experience to enhance upstream prevention and health promotion
Principal investigators: Halsall, Tanya G
Keywords: Community-Based Health Promotion; Icelandic Prevention Model; Participatory Research; Public Health; Upstream Prevention; Youth Engagement
A Bayesian evidence synthesis approach to an adaptable model for estimating the number of overdose events in a population over a given calendar period of time
Principal investigators: Flynn, Mallory J
Keywords: Addictions Research; Biostatistics; Population Health; Public Health
Why have suicide rates not increased during the pandemic? An interrupted time series of suicides in Ontario to examine changes in demographics and methods during the pandemic; an interrupted time series analysis and descriptive study of suicides looking at the effects of states of emergencies on suicides; and a mixed methods study of people who survive opioid overdoses to examine whether suicide deaths have been displaced into opioid overdose deaths.
Principal investigators: Hatcher, Simon; Orpana, Heather M
Keywords: Marginalized Populations; Opioid Overdoses; Suicide
Alcohol use disorders and the risk of suicidal behaviour: A sex/gender-specific investigation
Principal investigators: Lange, Shannon; Orpana, Heather M
Keywords: Alcohol Use Disorders; Epidemiology; Suicidal Behaviour; Suicide
In people with Long Covid does adding a digital health platform to usual care improve outcomes at three months compared to usual care alone? The Enhancing Covid Rehabilitation with Technology (ECORT) randomised controlled trial
Principal investigators: Hatcher, Simon; Orpana, Heather M; Werier, Joel M
Keywords: Electronic Case Management; Infection And Immunity; Rehabilitation Medicine; Rehabilitation Psychiatry
A cohort study of Covid-19 test positive and negative patients to detect and provide early treatment for mental health disorders
Principal investigators: Hatcher, Simon; Kaluzienski, Mark
Keywords: Cohort Study; Covid-19; Mental Health; Service Delivery; Virtual Care
From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.
Frequent collaborators
- Charlotte Probst and Shannon Lange: 24 shared papers
- Charlotte Probst and Michael Roerecke: 6 shared papers
- Kimberly Matheson and Tanya Halsall: 5 shared papers
- Michael Roerecke and Shannon Lange: 5 shared papers
- Kednapa Thavorn and Juthaporn Cowan: 4 shared papers
- Gina (Ragini) Agarwal and Heather Orpana: 3 shared papers
- Heather Orpana and Michael Roerecke: 3 shared papers
- Heather Orpana and Shannon Lange: 3 shared papers
- Heather Orpana and Tanya Halsall: 3 shared papers
- Gina (Ragini) Agarwal and David Feeny: 2 shared papers
- Cecilia Benoit and Kate Mulligan: 2 shared papers
- Brent Hagel and Jason Cabaj: 2 shared papers
- Heather Orpana and Kimberly Matheson: 2 shared papers
- Heather Orpana and Norman Giesbrecht: 2 shared papers
- Heather Orpana and Eva Graham: 2 shared papers
- Jennifer Leason and Dirk Huyer: 2 shared papers
- David Feeny and Heather Orpana: 1 shared paper
- Helen-Maria Vasiliadis and Heather Orpana: 1 shared paper
- Helen-Maria Vasiliadis and George Kephart: 1 shared paper
- Cecilia Benoit and Heather Orpana: 1 shared paper
- Gabriel Fabreau and Brent Hagel: 1 shared paper
- Gabriel Fabreau and Heather Orpana: 1 shared paper
- Gabriel Fabreau and Jason Cabaj: 1 shared paper
- Brent Hagel and Heather Orpana: 1 shared paper
- Kednapa Thavorn and Heather Orpana: 1 shared paper
- Kednapa Thavorn and Joel Werier: 1 shared paper
- Kednapa Thavorn and Guy Trudel: 1 shared paper
- Heather Orpana and George Kephart: 1 shared paper
- Heather Orpana and Jennifer Leason: 1 shared paper
- Heather Orpana and Charlotte Probst: 1 shared paper
- Heather Orpana and Amanda Slaunwhite: 1 shared paper
- Heather Orpana and Joel Werier: 1 shared paper
- Heather Orpana and Dirk Huyer: 1 shared paper
- Heather Orpana and Jason Cabaj: 1 shared paper
- Heather Orpana and Kate Mulligan: 1 shared paper
- Heather Orpana and Daniel Krewski: 1 shared paper
- Heather Orpana and Guy Trudel: 1 shared paper
- Heather Orpana and Juthaporn Cowan: 1 shared paper
- Michael Roerecke and Norman Giesbrecht: 1 shared paper
- Joel Werier and Guy Trudel: 1 shared paper
- Joel Werier and Juthaporn Cowan: 1 shared paper
- School of Epidemiology and Public Health
- Epidemiology Division
- Department of Medicine
- Department of Family Medicine
- Psychology
- Social & Behavioural Health Sciences Division
- School of Population and Public Health
- Other
Co-authors at University of Ottawa, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.
Shannon Lange
Faculty
3 shared papers, latest 2024
Michael Roerecke
Epidemiology Division
3 shared papers, latest 2024
Tanya Halsall
Faculty
3 shared papers, latest 2025
Gina (Ragini) Agarwal
Department of Family Medicine
3 shared papers, latest 2018
Eva Graham
Epidemiology Division
2 shared papers, latest 2024
Kimberly Matheson
Psychology
2 shared papers, latest 2025
Norman Giesbrecht
Social & Behavioural Health Sciences Division
2 shared papers, latest 2021
Amanda Slaunwhite
School of Population and Public Health
1 shared papers, latest 2022
Joel Werier
Orthopedic Surgery
1 shared papers, latest 2022
Guy Trudel
Department of Medicine
1 shared papers, latest 2022
Tiago Mestre
Department of Communication
1 shared papers, latest 2022
Juthaporn Cowan
Biochemistry, Microbiology and Immunology
1 shared papers, latest 2022
Jason Cabaj
Community Health Sciences
1 shared papers, latest 2019
Kate Mulligan
Division of Social and Behavioural Health Sciences
1 shared papers, latest 2026
Keith Denny
Faculty
1 shared papers, latest 2014
Jennifer Leason
Department of Political Science
1 shared papers, latest 2023
Vicente Corrales-Medina
Department of Medicine
1 shared papers, latest 2022
Paul Gustafson
Department of Statistics
1 shared papers, latest 2022
Robert Geneau
Faculty
1 shared papers, latest 2020
Robert Mann
Physics and Astronomy
1 shared papers, latest 2020
Dirk Huyer
Cardiology
1 shared papers, latest 2023
David Feeny
Department of Economics
1 shared papers, latest 2012
Helen-Maria Vasiliadis
Family Medicine and Emergency Medicine
1 shared papers, latest 2025
Shawn Marshall
Department of Medicine
1 shared papers, latest 2022
Simon Hatcher
Psychiatry
1 shared papers, latest 2022
Cecilia Benoit
Department of Sociology
1 shared papers, latest 2026
Gabriel Fabreau
Department of Medicine
1 shared papers, latest 2019
Brent Hagel
Department of Pediatrics
1 shared papers, latest 2019
Kednapa Thavorn
School of Epidemiology and Public Health
1 shared papers, latest 2022
Lucie Kocum
Faculty
1 shared papers, latest 2019
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Profile data last refreshed on September 26, 2026 from the university directory, publication records and CIHR, NSERC and SSHRC funding.