Curriculum Vitae

Steven Hawken PhD

Senior Scientist, Ottawa Hospital Research Institute

Associate Professor, School of Epidemiology and Public Health, University of Ottawa

Senior Adjunct Scientist, Institute for Clinical Evaluative Sciences

Affiliate Investigator, Children’s Hospital of Eastern Ontario Research Institute

OHRI Profile | Google Scholar | PubMed | ORCID | GitHub

Education

** Ph.D. Epidemiology ** | University of Ottawa ( 2014 )

** M.Sc. Applied Statistics ** | University of Guelph ( 2001 )

** B.Sc. Honours Biological Science ** | University of Guelph ( 1995 )

Employment History

** 2023–Present ** | Senior Adjunct Scientist , Institute for Clinical Evaluative Sciences , Ottawa, ON, Canada

** 2023–Present ** | Adjunct Professor , Department of Biomedical and Molecular Sciences, Queen’s University , Kingston, ON, Canada

** 2021–Present ** | Senior Scientist, Clinical Epidemiology Program , Ottawa Hospital Research Institute , Ottawa, ON, Canada

** 2020–Present ** | Associate Professor , School of Epidemiology and Public Health, University of Ottawa , Ottawa, ON, Canada

** 2016–Present ** | BORN Agent , Better Outcomes Registry and Network (BORN)

** 2015–Present ** | Affiliate Investigator , Children’s Hospital of Eastern Ontario Research Institute

** 2015–Present ** | Member, Faculty of Graduate and Postdoctoral Studies , University of Ottawa , Ottawa, ON, Canada

** 2015–2023 ** | Adjunct Scientist , Institute for Clinical Evaluative Sciences , Ottawa, ON, Canada

** 2014–2021 ** | Scientist, Clinical Epidemiology Program , Ottawa Hospital Research Institute , Ottawa, ON, Canada

** 2015–2020 ** | Assistant Professor , School of Epidemiology and Public Health, University of Ottawa , Ottawa, ON, Canada

** 2009–2015 ** | Senior Methodologist/Lead Analyst , ICES uOttawa, Ottawa Hospital Research Institute , Ottawa, ON, Canada

** 2007–2009 ** | Biostatistician and Research Manager , Department of Epidemiology and Community Medicine, University of Ottawa , Ottawa, ON, Canada

** 2006–2007 ** | Program Lead for Research and Data Mining , Canadian Institute for Health Information , Ottawa, ON, Canada

** 2005–2006 ** | Senior Analyst , Canadian Institute for Health Information , Ottawa, ON, Canada

** 2000–2005 ** | Biostatistician , Population Health Research Institute, McMaster University , Hamilton, ON, Canada

Academic Honours and Awards

** 2015 ** — University of Ottawa Faculty of Medicine, Best Thesis Award , PhD in Epidemiology Program

** 2014 ** — University of Ottawa Faculty of Medicine, Award of Excellence in Graduate Studies , PhD in Epidemiology Program

Research Funding

External Research Funding

Years Source Title Role Amount
2025-2026 Faculty of Medicine AI Seed Funding Ultrasound-based Self-Supervised Foundation Models for AI-Assisted Detection of Fetal Anomalies Principal Applicant $10,000 CAD
2025-2030 CIHR Project Grant Assessing maternal and infant health outcomes following immunization for respiratory syncytial virus (RSV) disease Co-Applicant $646,426 CAD
2025-2026 Ontario HIV Treatment Network Health Outcomes of Children HIV-Exposed Uninfected Co-investigator $80,339 CAD
2025-2029 CIHR BIOlogic drug safety and effectiveness interNational pharmacoepidemiologIC study in pregnant women with autoimmune disorders and asthma and their children (BIONIC) Co-applicant $1,268,322 CAD
2024-2027 Heart and Stroke Foundation of Canada Association of prenatal glucose levels with congenital heart disease in offspring: a large population based retrospective cohort study Principal Applicant $230,655 CAD
2024-2025 CIHR Existing Cohorts Grant Deep Learning Models for Prediction of Pre-eclampsia from Prenatal Ultrasound Placental Imaging Principal Applicant $74,796 CAD
2024-2026 CIHR Project Grant Piloting the EAGER trial: Expectant management versus induction at 38 weeks among individuals with GEstational diabetes mellitus - a Randomized controlled trial Co-Applicant $569,926 CAD
2024-2026 CIHR Project Grant Priority Announcement: Research on Prevention/Response to Covid-19/Similar Future Pandemics Infant and child health outcomes following SARS-CoV-2 infection in pregnancy Co-Principal Applicant $175,000 CAD
2023-2026 Heart & Stroke Racial variations and socioeconomic inequities in healthcare utilization and mortality among infants with congenital heart disease: a mixed methods study Co-applicant $270,570 CAD
2023-2025 CIHR Project Grant EPIphANy (Evaluation of Pharmacological Interactions with Anticoagulants in caNcer patients) program - prostate cancer cohort Co-Applicant $164,476 CAD
2023-2027 CIHR Pan-Canadian Women's Health Coalition - Hubs The CAnadian Mother-Child Initiative - knowledge mobilization from COnception to adulthood - CAMCCO-Outreach Co-Applicant $440,000 CAD
2023-2024 CIHR Operating Grant: Data Analysis Using Existing Databases and Cohorts Does early-life respiratory syncytial virus (RSV) infection increase the risk of asthma? Using population-based health administrative data to address two missing pieces of the puzzle Co-Applicant $74,971 CAD
2023-2024 CIHR Policy Research for Health System Transformation Generating data-driven policy solutions for Ontario's primary care crisis Co-Applicant $149,690 CAD
2023-2024 CIHR Priority Announcement: Human Development Child and Youth Health - Mid Career Support Scope and safety of vaping during pregnancy - generating and disseminating knowledge to inform clinical practice and pregnant individuals Co-Applicant $100,000 CAD
2022-2025 CIHR Operating Grant: Cannabis Research in Longitudinal studies Cannabis use in pregnancy and associations with child developmental outcomes: an extension to the Ottawa and Kingston (OaK) Birth Cohort Co-Applicant $289,249 CAD
2022-2023 AMS Fellowship in Compassion and Artificial Intelligence Using Machine Learning to Predict Cognitive Decline Among Long-Term Care Residents in Ontario Supervisor $75,000 CAD
2021-2027 CIHR Training Grant: Health Research Training Platform - Drug Safety and Effectiveness The CAnadian Mother-ChIld COLlaborative Training Platform - The CAMCCO-L Training Platform Principal Applicant $2,400,000 CAD
2021-2026 CIHR Project Grant Congenital CMV ANd HEARing in Ontario: Optimizing Screening to Improve Child Health Outcomes (CAN HEAR ONTARIO) Co-Applicant $950,896 CAD
2021-2024 CIHR Project Grant The "Atrial FIBrillation in Pregnancy: assessing seveRe matErnal morbidity and anticoagulation strateGies" (AFIB-PREG) Study Co-Applicant $275,400 CAD
2021-2026 CFI Infrastructure Grant Canadian Mother-Child Cohort Active Surveillance Initiative (CAMCCO) Co-Applicant, Ontario Co-PI $3,049,982 CAD
2020-2024 CIHR Team Grant: Personalized Health Advancing personalized health decision for end-of-life through Algorithm Development Lead Implementation Science Co-Applicant, Algorithm Development Lead $1,998,900 CAD
2021-2022 Op Grant: Emerging COVID-19 Research Gaps & Priorities - Post COVID-19 condition Health equity and the post COVID-19 condition Co-PA $221,728 CAD
2021-2022 CIHR Project Grant Priority Announcement: Data Analysis Using Existing Databases and Cohorts Gestational weight loss in obese women and risk for adverse perinatal outcomes: a population-based retrospective cohort study Co-Applicant $75,000 CAD
2021-2022 CIHR Project Grant Priority Announcement: Data Analysis Using Existing Databases and Cohorts Connection to Perinatal Care for the Management of Maternal Non-Communicable Diseases: The CONNECT Project Co-Applicant $75,000 CAD
2019-2020 Health Research Foundation Artificial Intelligence Fellowship Harnessing the power of artificial intelligence for prediction of an expectant mother's real-time risk of preterm delivery Nominated Principal Applicant $100,000 CAD
2019-2024 CIHR Project Grant The INITIATE Study: Initiating nicotine dependence treatment for smokers admitted to emergency departments Co-investigator $888,625 CAD
2017-2019 CIHR Catalyst Grant Improving the health of infants and children through research that links large health administrative databases with clinical, screening, and laboratory data Nominated Principal Investigator $197,610 CAD
2017-2019 Grand Challenges Explorations – Bill and Melinda Gates Foundation Metabolic gestational age assessment in low resource settings Co-investigator $948,502 USD
2017-2018 CIHR Health outcomes in children of mothers who received influenza vaccination during pregnancy Co-investigator $75,000 CAD
2016-2017 CIHR Canadian Immunization Research Network Vaccine coverage and safety in children with epilepsy Co-investigator, PI for Ontario $120,000 CAD
2016-2017 Grand Challenges Explorations – Bill and Melinda Gates Foundation Development of an algorithm for metabolic prediction of risk of neonatal sepsis, hypoxic ischemic encephalopathy and infant death Co-investigator $211,259.8 USD
2015-2017 Grand Challenges Explorations – Bill and Melinda Gates Foundation Development of a global algorithm for metabolic gestational age dating Co-investigator $1,206,353 USD
2015-2017 Health Canada Bayesian Modelling of Air Pollution Exposure and Health Outcomes in the BORN Cohort Co-PI and Lead Analyst $107,500 CAD
2015-2016 CIHR Operating Grant Crystalloid FLUID Choices for Resuscitation of Hospitalized Patients: A Pragmatic Cluster Cross Over Pilot Trial Co-investigator $99,504 CAD
2014-2016 Grand Challenges Explorations – Bill and Melinda Gates Foundation Using Newborn Screening Data to Estimate Gestational Age Co-investigator $113,080 CAD
2013-2016 CIHR Operating Grant Assessing Potentially Inappropriate Prescribing (PIP) and predicting patient outcomes in Ontario's elderly population using the modified STOPP criteria in large administrative health databases (the PIP-STOPP study) Co-investigator $192,451 CAD
2012-2014 CIHR Banting Doctoral Research Award Determining the Risk of Adverse Events following Recommended Pediatric Vaccinations in Ontario, Canada Principal Applicant $105,000 CAD
2004-2009 CIHR Operating Grant Early origins of obesity and co-morbidities - the FAMILY cohort Co-investigator $1,311,631 CAD

Internal Research Funding

Years Source Title Role Amount
2022-2023 CHEO Precision Child Mental Health Directed Research Grant ELEGANT study: PrEcision mentaL hEalth usinG Artificial iNtelligence for early inTervention Co-Applicant $250,000 CAD
2018-2020 University of Ottawa, Faculty of Medicine Translational Research Grant The missing link: Integrating placental pathology into existing pregnancy, birth and childhood health repositories Principal Investigator $37,500 CAD
2012-2014 University of Ottawa Faculty of Graduate and Postdoctoral Studies University of Ottawa Excellence Scholarship Student $30,000 CAD

Teaching

Graduate Courses

** Jan 2016–present ** | EPI5143 : Epidemiological Research Using Large Databases

University of Ottawa

Responsible for teaching (3 hours of lecture per week) and ongoing coordination and course development of this full semester graduate course. Course content includes: Programming skills (using SAS and R) required to manipulate and analyze data from large health administrative databases; Concepts needed to conduct high quality research using large health administrative databases.

Guest Lectures

** 2023, 2024, 2025 ** | Introduction to SAS

MSc Epidemiology Seminar , University of Ottawa

** 2022/01 ** | Big Data and Medical AI

MSc Epidemiology Seminar , University of Ottawa

** 2021/03 ** | Handling Missing Data

EPI8166: PhD Seminar , University of Ottawa

** 2021/02 ** | What is Big Data and Medical AI?

EPI5366: MSc Seminar , University of Ottawa

** 2016/12 ** | Introduction to Communicable Disease Epidemiology

EPI 5212 , University of Ottawa

** 2016/10 ** | Analytic Epidemiology

EPI 7108 , University of Ottawa

** 2016/09 ** | Investigative Methods in Population Health

POP 8920 , University of Ottawa

Conference Session Organizing

** 2025/06 ** — Artificial Intelligence in Perinatal Research

Invited Session Chair , Canadian National Perinatal Research Meeting , Montreal, QC

Trainee Supervision

Current / In Progress

** Aylin Ermin **

PhD | University of Ottawa ( Apr 2025–present )

Thesis: Applications of AI in Maternal Fetal Medicine

Role: Principal Supervisor

** Ashley Kim **

MSc | University of Ottawa ( April 2024–present )

Thesis: Effects of Wildfire Smoke Particulate Matter and Extreme Heat on the Risk of Congenital Heart Defects in Canada

Role: Principal Supervisor

Completed

** Wenshan Li **

PDF | Ottawa Hospital Research Institute ( Nov 2022 – Dec 2024 )

Thesis: Using Machine Learning to Predict Cognitive Decline Among Long-Term Care Residents in Ontario

Role: Principal Supervisor

Current Position: Postdoctoral Fellow

Award: Awarded AMS Fellowship in Compassion and AI ($75,000)

** Kevin Dick **

PDF | CHEO Research Institute ( 2022/08 – 2023/08 )

Thesis: ELEGANT - prEcision mentaL hEalth usinG Artificial iNtelligence for early intervention

Role: ICES Supervisor

Current Position: AI Data Scientist BORN Ontario

** Danielle Roy **

PhD | University of Ottawa ( 2021/10 – 2025/09 )

Thesis: Plasma Biomarkers, Genetics and Clinical factors for Predicting Risk of Venous Thromboembolism (VTE) in Ambulatory Cancer Patients Receiving Chemotherapy

Role: Principal Supervisor

Current Position: PostDoc, Northern School of Medicine (NOSM)

** Brieanne Olibris **

PhD | University of Ottawa ( 2016/09 – 2021/09 )

Thesis: Use and Risks of Adverse Perinatal Outcomes and Major Birth Defects Associated with Assisted Reproductive Technologies: An Epidemiological and Health Policy Analysis of Canadian and Australian Populations

Role: Principal Supervisor

Current Position: Medical Resident

** Amrin Ahmed **

MSc | University of Ottawa ( Sept 2022 – Dec 2024 )

Thesis: Environmental Exposures and Pediatric Health Outcomes

Role: Principal Supervisor

** Nichole Dai **

MSc | University of Ottawa ( Sept 2023 – Nov 2025 )

Thesis: Medically attended influenza illness during pregnancy and risk of stillbirth and preterm birth: a population based retrospective cohort study in Ontario Canada

Role: Co-supervisor

Current Position: PHAC

** Maisha Islam **

MSc | University of Ottawa ( Sept 2022 – April 2025 )

Thesis: Connection to Perinatal Care for the Management of Maternal Diabetes and Crohn’s & Colitis (CONNECT-DCC)

Role: Co-supervisor

** Laura Walsh **

MSc | University of Ottawa ( 2016/09 – 2018/12 )

Thesis: The influence of prenatal exposure to 2009 pandemic H1N1 influenza vaccination and influenza infection during pregnancy on the development of infectious and atopic disease during childhood

Role: Co-Supervisor

Current Position: Data Analyst, BORN Ontario

** Jessica Yau **

MSc | University of Ottawa ( 2016/09 – 2018/12 )

Thesis: Association of newborn screening analytes with type of delivery among term and preterm births

Role: Co-Supervisor

Current Position: Epidemiologist, Public Health Agency of Canada

** Chunhe Yao **

MSc | University of Ottawa ( 2016/09 – 2019/10 )

Thesis: Validation of case-finding algorithms derived from health administrative data for identifying neonatal sepsis

Role: Co-Supervisor

Current Position: Analyst, Statistics Canada

** Emeril Santander **

MSc | University of Ottawa ( 2017/09 - 2021/02 )

Thesis: An Investigation of the Association between Metabolic Screening Analytes and Bilirubin Levels in Ontario Newborns

Role: Co-Supervisor

Current Position: Data Analyst, Newborn Screening Ontario

Thesis Advisory Committee Memberships

In Progress

  • Ashley Kim ( MSc )
  • Ariana Noel ( MSc )
  • Saredo Mohamed Bouraleh ( MSc )
  • Arum Han ( MSc )

Completed

  • Samuel Tiukuvaara ( MSc , 2025 )
  • Erin Collins ( PhD , 2024 )
  • Alyson McCormack ( MSc , 2024 )
  • Lisa Currie ( PhD , 2021 )
  • Meghan Laverty ( MSc , 2019 )
  • Romina Fakhraei ( MSc , 2019 )
  • Xinbei Zhao ( MSc , 2017 )
  • Jason Chan ( MSc , 2016 )
  • Robin Ducharme ( MSc , 2014 )

Scholarly Activities

Thesis Examiner

** 2025/07 ** — Rafidul Islam , MSc Epidemiology , University of Ottawa

** 2024/12 ** — Rong Luo , PhD Epidemiology , University of Ottawa

** 2023/07 ** — Therese Chan , MSc Epidemiology , University of Ottawa

** 2021/08 ** — Nikola Rasevic , MSc Epidemiology , University of Ottawa

** 2020/11 ** — Ryan Iverson , MSc Epidemiology , University of Ottawa

** 2020/04 ** — Francois Thériault , PhD Epidemiology , University of Ottawa

** 2019/08 ** — Julie Hudson , MSc Mathematics , University of Ottawa

** 2019/05 ** — Shazia Hira Chaudhry , MSc Epidemiology , University of Ottawa

** 2019/01 ** — Iris Perelman , MSc Epidemiology , University of Ottawa

** 2017/11 ** — Alvi Anan Rahman , MSc Epidemiology , University of Ottawa

** 2016/07 ** — Kristian Macdonald , MSc Epidemiology , University of Ottawa

Thesis Defense Chair

** 2023/08 ** — Het Vaishnav , MSc Cellular and Molecular Medicine

** 2022/06 ** — Josephine Zein , MSc Neuroscience

** 2018/07 ** — Sarwat Khan , MSc Microbiology and Immunology

** 2017/09 ** — Faranak Vahid-Ansari , PhD Neuroscience

Thesis Proposal Examiner

** 2020–Aug 20 ** — Patrick Duong , PhD Rehabilitation Science

PhD Comprehensive Examiner

** 2025/10 ** — Meghan Lewis , PhD Epidemiology

** 2024/10 ** — Ahsun Jiwani , PhD Epidemiology

** 2024/10 ** — Mahin Ahmadi-Pishkuhi , PhD Epidemiology

** 2022/10 ** — Komal Valliani , PhD Epidemiology

** 2018/04 ** — Ghayath Janoudi , PhD Epidemiology

** 2017/05 ** — Lisa Currie , PhD Epidemiology ( re-examination )

** 2016/12 ** — Lisa Currie , PhD Epidemiology

Data Safety Monitoring Committees

** 2022–Present ** — Member, DSMC

Study: Inotropes versus placebo therapy for cardiogenic shock – The CAPITAL DOREMI-2 Trial

PI: Dr. Rebecca Mathew , University of Ottawa Heart Institute

** 2021–Present ** — Member, DSMC

Study: Transcatheter Mitral Valve Repair for Inotrope Dependent Cardiogenic Shock – The CAPITAL MINOS Trial

PI: Dr. Rebecca Mathew & Dr. Benjamin Hibbert , University of Ottawa Heart Institute

** 2018–2025 ** — Member, DSMC

Study: Rivaroxaban Post-Transradial Access for the Prevention of Radial Artery Occlusion

PI: Dr. Benjamin Hibbert , University of Ottawa Heart Institute

** 2018–2022 ** — Member, DSMC

Study: Comparison of Milrinone versus Dobutamine in a Heterogeneous Population of Critically Ill Patients

PI: Dr. Benjamin Hibbert , University of Ottawa Heart Institute

Grant Review Committees

** 2025 Nov ** — Peer Reviewer, CIHR , Project Grant Randomized Controlled Trials

~20 hours reviewing + 3 full day committee meetings

** 2025 April ** — Peer Reviewer, CIHR , IYS-Net Phase 2: Indigenous Network

~8 hours reviewing, 1 full day committee meeting

** 2025 April ** — Peer Reviewer, CIHR , IYS-Net Phase 2: Provincial Networks

~20 hours reviewing, 2 full day committee meetings

** 2024 Dec ** — Peer Reviewer, Canadian Space Agency , Health and Life Science Research on the International Space Station

~4 hours reviewing + 2 half day committee meetings

** 2024 Nov ** — Peer Reviewer, CIHR , Project Grant Randomized Controlled Trials

~20 hours reviewing + 3 full day committee meetings

** 2023 Nov ** — Peer Reviewer, CIHR , Project Grant Randomized Controlled Trials

~20 hours reviewing + 3 full day committee meetings

** 2023 Jan ** — Peer Reviewer, CIHR , Data Analysis Using Existing Databases and Cohorts

~12 hours reviewing + 3 half day committee meetings

** 2021 Dec ** — Peer Reviewer, PSI Foundation , Health Research Operating Grant

** 2021 Oct ** — Peer Reviewer, Ontario Early Researcher Award , Life Science Clinical

~16 hours + 2 full-day committee meetings

** 2021 May ** — Peer Reviewer, OSSU AMS Fellowship , Compassionate AI (LOI stage and full proposal stage)

~16 hours + 2 half-day committee meetings

** 2020 Oct ** — Peer Reviewer, OSSU AMS , Small Grants in Compassionate AI

~10 hours + half-day committee meeting

** 2020 Oct ** — Peer Reviewer, CHEO External Grant Review , CIHR Project Grant Fall 2020

** 2019 Sep ** — Peer Reviewer, CHEO External Grant Review , CIHR Team Grant Fall 2019

** 2019 Jan ** — Peer Reviewer, CIHR , Operating Grant: Data Analysis Using Existing Databases and Cohorts

** 2018 Jan ** — Peer Reviewer, CIHR , Operating Grant: Secondary Data Analysis for Cancer Prevention and Control

Editorial and Peer Review

Journal Editorial Boards and Peer Review

  • American Journal of Epidemiology
  • American Journal of Infection Control
  • BMC Health Services Research
  • BMC Medical Research Methodology
  • BMC Neurology
  • BMC Pediatrics
  • Human Vaccines and Immunotherapeutics
  • Open Medicine
  • Neurological Sciences
  • Pharmacoepidemiology and Drug Safety
  • PLOS One
  • Vaccine
  • Springer Science (Content reviewer for a biostatistics textbook on the Self-controlled case series design by Paddy Farrington et al.)

Invited Talks and Seminars

** 2025/04 ** — Observational Research | Dept of Nuclear Medicine, OMC Academic Half Day

** 2025/03 ** — Cohort Studies Tutorial in R | Dept. of Medicine Research Plus Training Program, The Ottawa Hospital

** 2025/01 ** — Statistical Methods for Cohort Studies | Dept of Medicine Research Plus Training Program, The Ottawa Hospital

** 2024/06 ** — Statistical Methods for Cohort Studies | Dept of Medicine Research Plus Training Program, The Ottawa Hospital

** 2023/09 ** — Observational Research | Dept of Geriatrics. OMC Academic Half Day

** 2023/07 ** — Big Data Research/Handling Missing Data | Dept of Infectious Diseases. OMC Academic Half Day

** 2023/02 ** — Observational Research, Large Databases | Dept of Critical Cares. OMC Academic Half Day

** 2022/08 ** — Health Research with Big Data | OMNI Summer Education Rounds, Ottawa Hospital Research Institute

** 2022/07 ** — Developing and validating models for predicting perinatal and paediatric health outcomes using linked metabolomics, birth registry and clinical databases in Ontario | OMNI Summer Education Rounds, Ottawa Hospital Research Institute

** 2022/10 ** — Research Using Routinely Collected Health Data | Department of Adult Neurology, The Ottawa Hospital

** 2021/05 ** — Observational Research | Dept of Geriatrics. OMC Academic Half Day

** 2021/05 ** — Observational Research | Dept of Medicine OMC Academic Half Day

** 2021/08 ** — Introduction to Biostatistics | Summer Institute in Epidemiology and Biostatistics, University of Ottawa

** 2021/07 ** — Health Research with Big Data | OMNI Summer Education Rounds, Ottawa Hospital Research Institute

** 2020/08 ** — Introduction to Biostatistics (2 full days) | Summer Institute in Epidemiology and Biostatistics, University of Ottawa

** 2019/08 ** — Introduction to Biostatistics (2 full days) | Summer Institute in Epidemiology and Biostatistics, University of Ottawa

** 2019/11 ** — BORN Data Analysis and its Clinical Application | Keynote Speaker, National Training Program for Maternal and Neonatal Care ( Guangzhou, China )

** 2019/11 ** — Big Data Research with Linked Health Administrative Data | Keynote Speaker, International Summit on Perinatal and Midwifery Care ( Guangzhou, China )

** 2019/10 ** — Expertise Available at The Ottawa Methods Centre | Co-presented with Tim Ramsay, Kelley Cobey, Justin Presseau, Department of Medicine Grand Rounds, The Ottawa Hospital

** 2019/07 ** — Big Data Research with Linked Health Administrative Data | OMNI Summer Education Rounds, Ottawa Hospital Research Institute

** 2019/09 ** — The power of big data linkage for maternal-newborn health research: Secondary metabolomic analysis of Newborn Screening Ontario data | Ottawa Hospital Research Institute Scientist Retreat

** 2018/10 ** — Postnatal gestational age estimation from newborn screening bloodspots: From linear regression to artificial neural networks | Clinical Epidemiology Program Rounds, Ottawa Hospital Research Institute

** 2018/10 ** — Developing and validating models for predicting perinatal and pediatric health outcomes using linked metabolomics, birth registry and clinical databases in Ontario | Bioinformatics Seminar, University of Guelph ( Guelph, Ontario, Canada )

** 2018/10 ** — Introducing Epic: New Technologies and New Opportunities for Clinical Research with Big Data | Research in Progress Rounds, Department of Anesthesiology, University of Ottawa

** 2018/09 ** — The top 10 ways to ensure your clinical research project fails, or: “Scary stories my biostatistician told me around the campfire.” | Institute for Mental Health Research Training Series, The Royal Ottawa Healthcare Group ( Ottawa, Ontario, Canada )

** 2018/03 ** — Harnessing the Power of Data Linkage of Metabolomics, Clinical and Health Administrative Databases from Ontario, Canada: Modeling and Risk Prediction for Perinatal and Pediatric Health Outcomes | Epidemiology Rounds, University of Iowa School of Public Health ( Iowa City, Iowa, USA )

** 2016/12 ** — Harnessing metabolic markers from newborn blood samples for precision medicine: accurate gestational age prediction and beyond | Newborn Screening Reference Centre ( Manila, The Philippines )

** 2016/04 ** — Accurate prediction of gestational age using newborn screening metabolite data | Clinical Epidemiology Program Rounds, Ottawa Hospital Research Institute ( Ottawa, Ontario, Canada )

Publications

Profile Statistics (Google Scholar):

  • H-Index: 39
  • i10-Index: 94
  • Total Citations: 36051

Peer-Reviewed Publications

Source: PubMed (rentrez) — 155 publication(s).

  1. Humber J, Dick K, Ducharme R, Ramlawi S, Sugati F, Hawken S, Walker MC. A Comparison of Patient Information Sheets for Gestational Diabetes Created by Large Language Models and Health Professionals. Journal of obstetrics and gynaecology Canada : JOGC = Journal d’obstetrique et gynecologie du Canada : JOGC. 2026;48(1):103194. [PMID: 41319957]

  2. Bjerre LM, Smith G, Catley C, Halil R, Ramsay T, Cahir C, Ryan C, Farrell B, Thavorn K, Hawken S, Gillespie U, Manuel DG, Abdulaziz KE. Association between potentially inappropriate prescribing and adverse patient outcomes using codified STOPP-START and Beers criteria in large, routinely collected population health datasets: a retrospective cohort study. Journal of clinical epidemiology. 2026;:112246. [PMID: 41865806]

  3. Werlang A, Scremin Souza SC, Sabri E, Hawken S, Gomes M. Evaluation of a Canadian-Adapted Modified Early Obstetric Warning System (Can-MEOWS): A Quality Improvement Initiative. Journal of obstetrics and gynaecology Canada : JOGC = Journal d’obstetrique et gynecologie du Canada : JOGC. 2026;48(4):103248. [PMID: 41722649]

  4. Kendzerska T, Blades K, Mallampalli MP, Povitz M, Vyuha R, Mackenzie C, Gershon AS, Ayas NT, Kaminska M, Fenton ME, McBrien KA, Hawken S, Saymeh M, Ratycz DC, Owens RL, Pendharkar SR. Impact of Philips device recall on adults with obstructive sleep apnea treated with PAP therapy: Results of a cross-national patient survey. Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine. 2026;22(1). [PMID: 41922810]

  5. Sheehy O, Tchuente V, Eltonsy S, Hawken S, Kaul P, Walker M, Pugliese M, Dragan R, Savu A, Leal L, Morin L, Malhamé I, Pana R, Bérard A. Late Pregnancy Antiseizure Medication Exposure and Offspring Neurodevelopmental Risk: A Multi-Child Cohort Study. Annals of neurology. 2026;99(3):761-776. [PMID: 41311311]

  6. Dick K, Kaczmarek E, Miguel OX, Bowie AC, Ducharme R, Dingwall-Harvey ALJ, Hawken S, Armour CM, Walker MC. MetaCAM as an ensemble-based class activation mapping framework improves model explainability. Scientific reports. 2026;16(1). [PMID: 41912604]

  7. Yin C, Scott M, Talarico R, Hakimjavadi R, Kierulf J, Webber C, Hawken S, Moledina A, Manuel DG, Hsu AT, Tanuseputro P, Fung C, Kaasalainen S, Molnar F, Shamon S, Daniel I M, Kobewka D. Permanent cognitive or physical impairment after transfer from long-term care to acute care: a retrospective cohort study. Age and ageing. 2026;55(4). [PMID: 41947567]

  8. Chang AL, Reiss JD, Culos A, Becker M, Mayo JA, Marić I, De Francesco D, Phongpreecha T, Espinosa CA, Mataraso SJ, Berson E, Kim Y, Xue L, Xie F, Shu CH, Fallahzadeh R, Bidoki NH, Xenochristou M, Zhang M, Profit J, Lee HC, Gaudillière B, Angst MS, Hawken S, Wilson K, Stevenson DK, Shaw GM, Sylvester KG, Aghaeepour N. Quantitative assessment of neonatal health using dried blood spot metabolite profiles and deep learning. Science translational medicine. 2026;18(833):eadv4942. [PMID: 41564154]

  9. Corwin DJ, Li W, Fung SG, Yu C, Backman C, Lamoureux M, Hawken S, Johnston S, Zemek R, Transforming Research by Assessing Neuroinformatics Across the Spectrum of Concussion by Embedding Interdisciplinary Data-Collection to Enable Novel Treatments (TRANSCENDENT) Research Program. Socioeconomic Disparities in Concussion Presentation. JAMA network open. 2026;9(4):e267416. [PMID: 42018325]

  10. Foley KA, Buchan SA, McNally D, Dimitris M, Swayze S, Kwong JC, Hawken S, Saxena S, Hargreaves D, Fitzpatrick T. The Effectiveness of the Palivizumab Programme in Reducing the Risk of Paediatric Asthma: A Population-Based Study in Ontario, Canada. Paediatric and perinatal epidemiology. 2026. [PMID: 41914371]

  11. Roy DC, Wang TF, Mallick R, Burger D, Carrier M, Wells P, Hawken S. Venous thromboembolism and bleeding in cancer patients: role of inflammatory and cardiac biomarkers. European heart journal. 2026;47(16):1933-1945. [PMID: 41384379]

  12. McIntyre L, Fergusson D, McArdle T, English S, Cook DJ, Fox-Robichaud AE, Martin C, Marshall J, Pugliese M, Menon K, Thavorn K, Graham ID, Hawken S, Iyengar A, Kyeremanteng K, Saginur R, Seely AJE, Stiell IG, Bainbridge D, Weijer C, Taljaard M, Canadian Critical Care Trials Group. A Crossover Trial of Hospital-Wide Lactated Ringer’s Solution versus Normal Saline. The New England journal of medicine. 2025;393(7):660-670. [PMID: 40503714]

  13. Kendzerska T, Talarico R, Povitz M, Blades K, Mackenzie C, Gershon AS, Ayas NT, Kaminska M, Fenton M, McBrien KA, Hawken S, Ratycz D, Owens RL, Pendharkar SR. Association Between a Recalled Positive Airway Pressure Device and Obstructive Lung Disease: A Province-Based Study. Chest. 2025;168(5):1231-1247. [PMID: 40383186]

  14. Ahmed A, Hawken S, Gunz A, Talarico R, Yu C, Chen H, Villeneuve PJ, Lavigne É. Associations of prenatal exposure to residential greenspace and active living environments with cerebral palsy: A population-based cohort study in Ontario, Canada. Environmental epidemiology (Philadelphia, Pa.). 2025;9(2):e379. [PMID: 40207298]

  15. Dick K, Kaczmarek E, Ducharme R, Bowie AC, Dingwall-Harvey ALJ, Howley H, Hawken S, Walker MC, Armour CM. Correction: Transformer-based deep learning ensemble framework predicts autism spectrum disorder using health administrative and birth registry data. Scientific reports. 2025;15(1):33322. [PMID: 41023127]

  16. Serhan M, Nilormi A, Ntacyabukura B, Atkinson K, Ducharme R, Hawken S, Ramsay T, Ang J, Wilson K. Coverage disparities and delayed immunization: Assessing 12-month vaccination completion in Canadian children using data from a digital immunization platform. Human vaccines & immunotherapeutics. 2025;21(1):2506286. [PMID: 40404591]

  17. Bérard A, Sheehy O, Kaul P, Eltonsy S, Walker M, Hawken S, Bernatsky S, Pugliese M, Barrett O, Savu A, Dragan R. COVID-19 Infections Still Occur: How Do Pregnant and Non-Pregnant Individuals Compare? A Study from the Canadian Mother-Child Initiative on Drug Safety in Pregnancy (CAMCCO). International journal of environmental research and public health. 2025;22(11). [PMID: 41302700]

  18. Yin CY, Talarico R, Scott MM, Hakimjavadi R, Kierulf J, Webber C, Hawken S, Moledina A, Manuel DG, Hsu A, Tanuseputro P, Fung C, Kaasalainen S, Molnar F, Shamon S, Ronksley PE, McIsaac DI, Kobewka D. Development of a predictive model for loss of functional and cognitive abilities in long-term care home residents: a protocol. BMJ open. 2025;15(1):e086935. [PMID: 39788774]

  19. Roberts RL, Imsirovic H, Talarico R, Li W, Carrington A, Patel K, Manuel D, Tanuseputro P, Hawken S, Webber C. Laboratory Test Use and Values in the Last Year of Life-a Matched Cohort Design. Canadian geriatrics journal : CGJ. 2025;28(1):73-86. [PMID: 40051595]

  20. Marić I, Mahzarnia A, Mujuru HA, Chimhini G, Saha SK, Shameem Hassan M, Otieno NA, Hawken S, Wilson K, Shen X, Lancaster S, Wong RJ, Reiss JD, Kerner J, Snyder MP, Hay W, Shaw GM, Stevenson DK, Ward V, Darmstadt GL. Maternal lipidomic signatures of preterm and small-for-gestational-age newborn infants in low- and middle-income countries. Science advances. 2025;11(49):eadu9145. [PMID: 41337586]

  21. Yuskiv N, Saad A, Potter BK, Stockler-Ipsiroglu S, Mitchell JJ, Hawken S, Tingley K, Pugliese M, Lamoureux M, Chow AJ, Kronick JB, Wilson K, Feigenbaum A, Goobie S, Inbar-Feigenberg M, Little J, Mercimek-Andrews S, Pender A, Prasad C, Schulze A, Trakadis Y, Ho G, Vallance H, Austin V, Vandersteen A, Yu AC, Rockman-Greenberg C, Mhanni AA, Chakraborty P. Metabolic Control and Frequency of Clinical Monitoring Among Canadian Children With Phenylalanine Hydroxylase Deficiency: A Retrospective Cohort Study. JIMD reports. 2025;66(5):e70042. [PMID: 40901071]

  22. Cloutier M, Yu C, Talarico R, Hawken S, Chen H, Weichenthal S, Cakmak S, Hebbern C, Gunz A, van Donkelaar A, Martin RV, Côté JN, Lavigne É. Prenatal Exposure to Fine Particulate Matter Components and Autism Risk in Childhood. JAMA network open. 2025;8(10):e2538882. [PMID: 41129149]

  23. Ahmed A, Hawken S, Gunz A, Talarico R, Yu C, Messerlian C, Zhang Y, Chen H, Weichenthal S, van Donkelaar A, Martin RV, Lavigne É. Prenatal exposure to fine particulate matter composition and risk of cerebral palsy: A population-based retrospective cohort study in Ontario, Canada. Environmental pollution (Barking, Essex : 1987). 2025;375:126302. [PMID: 40280264]

  24. Bjerre LM, Catley C, Smith G, Halil R, Ramsay T, Cahir C, Ryan C, Farrell B, Thavorn K, Hawken S, Gillespie U, Manuel DG, Abdulaziz KE. Prevalence and predictors of potentially inappropriate prescribing using codified STOPP-START and Beers criteria: a retrospective cohort study in Ontario’s older population. Journal of clinical epidemiology. 2025;187:111932. [PMID: 40825511]

  25. Wong K, Ducharme R, Murphy MSQ, Clarke AE, Brophy J, Hawken S, El-Chaâr D. SARS-CoV-2 infection in pregnancy and infant outcomes in the first year of life: a retrospective cohort study. BMC pediatrics. 2025;25(1):842. [PMID: 41121011]

  26. Yin CY, Scott MM, Talarico R, Hakimjavadi R, Kierulf J, Webber C, Hawken S, Moledina A, Manuel D, Hsu A, Tanuseputro P, Fung C, Kaasalainen S, Molnar F, Shamon S, McIsaac DI, Kobewka D. Transfer from long-term care to acute care and risk of new permanent cognitive or physical disability among long-term care residents in Canada: protocol for a retrospective cohort study. BMJ open. 2025;15(1):e086932. [PMID: 39833005]

  27. Dick K, Kaczmarek E, Ducharme R, Bowie AC, Dingwall-Harvey ALJ, Howley H, Hawken S, Walker MC, Armour CM. Transformer-based deep learning ensemble framework predicts autism spectrum disorder using health administrative and birth registry data. Scientific reports. 2025;15(1):11816. [PMID: 40195371]

  28. Kendzerska T, Pendharkar SR, Talarico R, Blades K, Mackenzie C, Gershon AS, Ayas N, Kaminska M, Fenton M, McBrien KA, Hawken S, Ratycz D, Lishchenko V, Owens RL, Povitz M. Association between a recalled positive airway pressure device and incident cancer: a population-based study. The European respiratory journal. 2024;64(5). [PMID: 39147408]

  29. Kaczmarek E, Miguel OX, Bowie AC, Ducharme R, Dingwall-Harvey ALJ, Hawken S, Armour CM, Walker MC, Dick K. CAManim: Animating end-to-end network activation maps. PloS one. 2024;19(6):e0296985. [PMID: 38889117]

  30. Roy DC, Wang TF, Lun R, Zahrai A, Mallick R, Burger D, Zitikyte G, Hawken S, Wells P. Circulating Blood Biomarkers and Risk of Venous Thromboembolism in Cancer Patients: A Systematic Review and Meta-Analysis. Thrombosis and haemostasis. 2024;124(12):1117-1133. [PMID: 38768631]

  31. Collins E, Galipeau Y, Arnold C, Bhéreur A, Booth R, Buchan AC, Cooper C, Crawley AM, McCluskie PS, McGuinty M, Pelchat M, Rocheleau L, Saginur R, Gravel C, Hawken S, Langlois MA, Little J. Clinical and serological predictors of post COVID-19 condition-findings from a Canadian prospective cohort study. Frontiers in public health. 2024;12:1276391. [PMID: 38784593]

  32. Miguel OX, Kaczmarek E, Lee I, Ducharme R, Dingwall-Harvey ALJ, Rennicks White R, Bonin B, Aviv RI, Hawken S, Armour CM, Dick K, Walker MC. Deep learning prediction of renal anomalies for prenatal ultrasound diagnosis. Scientific reports. 2024;14(1):9013. [PMID: 38641713]

  33. Li W, Turcotte L, Hsu AT, Talarico R, Qureshi D, Webber C, Hawken S, Tanuseputro P, Manuel DG, Huyer G. Derivation and validation of an algorithm to predict transitions from community to residential long-term care among persons with dementia-A retrospective cohort study. PLOS digital health. 2024;3(10):e0000441. [PMID: 39423179]

  34. Ward VC, Hawken S, Chakraborty P, Darmstadt GL, Wilson K. Estimating Gestational Age and Prediction of Preterm Birth Using Metabolomics Biomarkers. Clinics in perinatology. 2024;51(2):411-424. [PMID: 38705649]

  35. Sheehy O, Eltonsy S, Hawken S, Walker M, Kaul P, Winquist B, Barrett O, Savu A, Dragan R, Pugliese M, Bernatsky S, Gorgui J, Bérard A. Health Canada advisory impacts on the prevalence of oral codeine use in the Pediatric Canadian population: comparative study across provinces. Scientific reports. 2024;14(1):5370. [PMID: 38438444]

  36. Roy DC, Wang TF, Lun R, Zahrai A, Mallick R, Burger D, Zitikyte G, Hawken S, Wells P. Inherited thrombophilia gene mutations and risk of venous thromboembolism in patients with cancer: A systematic review and meta-analysis. American journal of hematology. 2024;99(4):577-585. [PMID: 38291601]

  37. Ward VC, Lee AC, Hawken S, Otieno NA, Mujuru HA, Chimhini G, Wilson K, Darmstadt GL. Overview of the Global and US Burden of Preterm Birth. Clinics in perinatology. 2024;51(2):301-311. [PMID: 38705642]

  38. Atkinson K, Ntacyabukura B, Hawken S, El-Khatib Z, Laflamme L, Wilson K. Parent and family characteristics associated with reported pediatric influenza vaccination in a sample of Canadian digital vaccination platform users. An exploratory, cross-sectional study in the 2018-2019 influenza season. Human vaccines & immunotherapeutics. 2024;20(1):2378580. [PMID: 39034882]

  39. Bellai-Dussault K, Dougan SD, Fell DB, Hawken S, Huang T, Venegas CL, Little J, Meng L, Okun N, Walker M, Armour CM, Potter BK. Pregnancies with ‘double-positive’ multiple marker screening results: a population-based study in Ontario, Canada. BMC pregnancy and childbirth. 2024;24(1):584. [PMID: 39242988]

  40. Zhu DT, Hawken S, Serhan M, Graves F, Smith J, Wilson K. Public attitudes towards COVID-19 vaccine mandates and vaccine certificates in Canada: a time series study. Archives of public health = Archives belges de sante publique. 2024;82(1):32. [PMID: 38468303]

  41. Currie LM, Fell DB, Hawken S, Potter BK, Coyle D, Wen SW, Walker M, Gaudet L. Relationship Between Gestational Weight Gain and Health Service Utilization in Early Childhood: A Retrospective Cohort Study. Maternal and child health journal. 2024;28(3):426-430. [PMID: 37964151]

  42. Guo Y, Souza SCS, Bruce L, Luo R, El-Chaâr D, Gaudet LM, Muldoon K, Hawken S, Dunn SI, Rennicks White R, Dingwall-Harvey ALJ, Walker MC, Wen SW, Corsi DJ. Risk related to gestational weight loss among individuals with obesity: a population-based cohort study. Obesity (Silver Spring, Md.). 2024;32(12):2376-2387. [PMID: 39498867]

  43. Collins E, Philippe E, Gravel CA, Hawken S, Langlois MA, Little J. Serological markers and long COVID-A rapid systematic review. European journal of clinical investigation. 2024;54(4):e14149. [PMID: 38083997]

  44. Persaud S, Fitzgerald M, Hawken S, Tanuseputro P, Boucher L, Petrcich W, Wellman M, Webber C, Shoemaker E, Ducharme R, Dahrouge S, Myran D, Bayoumi AM, Wanigaratne S, Bloch G, Ponka D, Smith BT, Lofters A, Zygmunt A, MacLeod KK, Turcotte LA, Sander B, Howard M, Funnell S, Rayner J, Kitagawa K, Ibrahim S, Kendall CE. The association of combinations of social factors and SARs-CoV-2 infection: A retrospective population-based cohort study in Ontario, 2020-2021. Dialogues in health. 2024;5:100197. [PMID: 39717675]

  45. Dick K, Humber J, Ducharme R, Dingwall-Harvey A, Armour CM, Hawken S, Walker MC. The Transformative Potential of AI in Obstetrics and Gynaecology. Journal of obstetrics and gynaecology Canada : JOGC = Journal d’obstetrique et gynecologie du Canada : JOGC. 2024;46(3):102277. [PMID: 37951574]

  46. Hawken S, Wilson LA, Wilson K. Using Vaccine Safety Data to Demonstrate the Potential of Pooled Data Analysis. Vaccines. 2024;12(9). [PMID: 39340082]

  47. Shaw JF, Ouyang Y, Fergusson DA, McArdle T, Martin C, Cook D, Graham ID, Hawken S, McCartney CJL, Menon K, Saginur R, Seely A, Stiell I, Fox-Robichaud A, English S, Marshall J, Thavorn K, Taljaard M, McIntyre LA, Canadian Critical Care Trials Group. A Hospital-Wide Open-Label Cluster Crossover Pragmatic Comparative Effectiveness Randomized Trial Comparing Normal Saline to Ringer’s Lactate: Protocol and Statistical Analysis Plan of The FLUID Trial. JMIR research protocols. 2023;12:e51783. [PMID: 37801356]

  48. Hawken S, Ducharme R, Murphy MSQ, Olibris B, Bota AB, Wilson LA, Cheng W, Little J, Potter BK, Denize KM, Lamoureux M, Henderson M, Rittenhouse KJ, Price JT, Mwape H, Vwalika B, Musonda P, Pervin J, Chowdhury AKA, Rahman A, Chakraborty P, Stringer JSA, Wilson K. Development and external validation of machine learning algorithms for postnatal gestational age estimation using clinical data and metabolomic markers. PloS one. 2023;18(3):e0281074. [PMID: 36877673]

  49. Chassé M, Fergusson DA, Tinmouth A, Acker JP, Perelman I, Tuttle A, English SW, Hawken S, Forster AJ, Shehata N, Thavorn K, Wilson K, Cober N, Maddison H, Tokessy M. Effect of Donor Sex on Recipient Mortality in Transfusion. The New England journal of medicine. 2023;388(15):1386-1395. [PMID: 37043654]

  50. McIntyre LA, Fergusson DA, McArdle T, Fox-Robichaud A, English SW, Martin C, Marshall J, Cook DJ, Graham ID, Hawken S, McCartney C, Menon K, Saginur R, Seely A, Stiell I, Thavorn K, Weijer C, Iyengar A, Muscedere J, Forster AJ, Taljaard M, Canadian Critical Care Trials Group. FLUID trial: a hospital-wide open-label cluster cross-over pragmatic comparative effectiveness randomised pilot trial comparing normal saline to Ringer’s lactate. BMJ open. 2023;13(2):e067142. [PMID: 36737087]

  51. Guo Y, Souza SCS, Bruce L, Luo R, El-Chaâr D, Gaudet LM, Muldoon K, Hawken S, Dunn SI, Dingwall-Harvey ALJ, Walker MC, Wen SW, Corsi DJ. Gestational weight loss and fetal growth in uncomplicated pregnancies among women with obesity: a population-based retrospective cohort study. International journal of obesity (2005). 2023;47(12):1269-1277. [PMID: 37833559]

  52. Currie LM, Brown HK, Potter BK, Hawken S, Coyle D, Wen SW, Walker M, Gaudet L. Maternal weight and paediatric health use: mediating role of adverse birth outcomes: a retrospective cohort study. BMC pregnancy and childbirth. 2023;23(1):546. [PMID: 37525105]

  53. Smith D, Zhu DT, Hawken S, Bota AB, Mithani SS, Marcon A, Pennycook G, Greyson D, Caulfield T, Graves F, Smith J, Wilson K. The influence of sociodemographic factors on COVID-19 vaccine certificate acceptance: A cross-sectional study. Human vaccines & immunotherapeutics. 2023;19(2):2220628. [PMID: 37291793]

  54. Roy DC, Wang TF, Carrier M, Mallick R, Burger D, Hawken S, Wells PS. Thrombophilia gene mutations predict venous thromboembolism in ambulatory cancer patients receiving chemotherapy. Journal of thrombosis and haemostasis : JTH. 2023;21(11):3184-3192. [PMID: 37536569]

  55. Canney M, Atiquzzaman M, Cunningham AM, Zheng Y, Er L, Hawken S, Zhao Y, Barbour SJ. A Population-Based Analysis of the Risk of Glomerular Disease Relapse after COVID-19 Vaccination. Journal of the American Society of Nephrology : JASN. 2022;33(12):2247-2257. [PMID: 36332971]

  56. Rushton M, Kappel C, Lima I, Tuna M, Pritchard K, Hawken S, Dent S. Cardiac Monitoring and Heart Failure in Advanced Breast Cancer Patients Treated With Trastuzumab in Ontario, Canada. Frontiers in cardiovascular medicine. 2022;9:850674. [PMID: 35665245]

  57. Atkinson KM, Ntacyabukura B, Hawken S, Laflamme L, Wilson K. Effects of the COVID-19 pandemic on self-reported 12-month pneumococcal vaccination series completion rates in Canada. Human vaccines & immunotherapeutics. 2022;18(7):2158005. [PMID: 36581328]

  58. Murphy MSQ, Ducharme R, Hawken S, Corsi DJ, Petrcich W, El-Chaâr D, Bisnaire L, McIsaac DI, Fell DB, Wen SW, Walker MC. Exposure to Intrapartum Epidural Analgesia and Risk of Autism Spectrum Disorder in Offspring. JAMA network open. 2022;5(5):e2214273. [PMID: 35616937]

  59. Roy DC, Wang TF, Mallick R, Carrier M, Mollanji E, Liu P, Zhang L, Hawken S, Wells P. Growth Differentiation Factor-15, High-Sensitivity Cardiac Troponin T, and N-Terminal pro-B-type Natriuretic Peptide for Predicting Risk of Venous Thromboembolism in Ambulatory Cancer Patients Receiving Chemotherapy. Thrombosis and haemostasis. 2022;122(7):1169-1176. [PMID: 35263789]

  60. Myran DT, Staykov E, Cantor N, Taljaard M, Quach BI, Hawken S, Tanuseputro P. How has access to legal cannabis changed over time? An analysis of the cannabis retail market in Canada 2 years following the legalisation of recreational cannabis. Drug and alcohol review. 2022;41(2):377-385. [PMID: 34250645]

  61. Hawken S, Ward V, Bota AB, Lamoureux M, Ducharme R, Wilson LA, Otieno N, Munga S, Nyawanda BO, Atito R, Stevenson DK, Chakraborty P, Darmstadt GL, Wilson K. Real world external validation of metabolic gestational age assessment in Kenya. PLOS global public health. 2022;2(11):e0000652. [PMID: 36962760]

  62. Bérard A, Kaul P, Eltonsy S, Winquist B, Chateau D, Hawken S, Sprague A, Walker M, Bernatsky S, Abrahamowicz M, Soares de Moura C, Vinet É, Carleton B, Hanley G, Oberlander T, Sheehy O, Gomez YH, Gorgui J, Savu A. The Canadian Mother-Child Cohort Active Surveillance Initiative (CAMCCO): Comparisons between Quebec, Manitoba, Saskatchewan, and Alberta. PloS one. 2022;17(9):e0274355. [PMID: 36126025]

  63. Fakhraei R, Fung SG, Petrcich W, Crowcroft N, Bolotin S, Gaudet L, Amirthalingam G, Biringer A, Wilson K, Dubey V, Halperin SA, Jamieson F, Kwong JC, Sadarangani M, Cook J, Hawken S, Walker MC, Fell DB. Trends and characteristics of Tdap vaccination during pregnancy in Ontario, Canada: a retrospective cohort study. CMAJ open. 2022;10(4):E1017-E1026. [PMID: 36735222]

  64. Bota B, Ward V, Lamoureux M, Santander E, Ducharme R, Hawken S, Potter BK, Atito R, Nyamanda B, Munga S, Otieno N, Chakraborty S, Saha S, Stringer JS, Mwape H, Price JT, Mujuru HA, Chimhini G, Magwali T, Chakraborty P, Darmstadt GL, Wilson K. Unlocking the global health potential of dried blood spot cards. Journal of global health. 2022;12:03027. [PMID: 35841606]

  65. Walker MC, Willner I, Miguel OX, Murphy MSQ, El-Chaâr D, Moretti F, Dingwall Harvey ALJ, Rennicks White R, Muldoon KA, Carrington AM, Hawken S, Aviv RI. Using deep-learning in fetal ultrasound analysis for diagnosis of cystic hygroma in the first trimester. PloS one. 2022;17(6):e0269323. [PMID: 35731736]

  66. Hawken S, Olibris B, Ducharme R, Bota AB, Murray JC, Potter BK, Walker M, Chakraborty P, Wilson K. Validation of gestational age determination from ultrasound or a metabolic gestational age algorithm using exact date of conception in a cohort of newborns conceived using assisted reproduction technologies. AJOG global reports. 2022;2(4):100091. [PMID: 36536852]

  67. Currie LM, Fell DB, Hawken S, Potter BK, Coyle D, Wen SW, Walker M, Gaudet L. A Retrospective Cohort Study Investigating the Impact of Maternal Pre-Pregnancy Body Mass Index on Pediatric Health Service Utilization. Journal of obstetrics and gynaecology Canada : JOGC = Journal d’obstetrique et gynecologie du Canada : JOGC. 2021;43(11):1267-1273. [PMID: 34029752]

  68. Fell DB, Wilson LA, Hawken S, Spruin S, Murphy M, Potter BK, Little J, Chakraborty P, Lacaze-Masmonteil T, Wilson K. Association between newborn screening analyte profiles and infant mortality. The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians. 2021;34(5):835-838. [PMID: 31046492]

  69. Coyle K, Quan AML, Wilson LA, Hawken S, Bota AB, Coyle D, Murray JC, Wilson K. Cost-effectiveness of a gestational age metabolic algorithm for preterm and small-for-gestational-age classification. American journal of obstetrics & gynecology MFM. 2021;3(1):100279. [PMID: 33451597]

  70. Thampi N, Knight BD, Thavorn K, Webster RJ, Lanctot K, Hawken S, McNally JD. Health care costs of hospitalization of young children for respiratory syncytial virus infections: a population-based matched cohort study. CMAJ open. 2021;9(4):E948-E956. [PMID: 34667075]

  71. Laverty M, Crowcroft N, Bolotin S, Hawken S, Wilson K, Amirthalingam G, Biringer A, Cook J, Dubey V, Fakhraei R, Halperin SA, Jamieson F, Kwong JC, Sadarangani M, Sucha E, Walker MC, Fell DB. Health Outcomes in Young Children Following Pertussis Vaccination During Pregnancy. Pediatrics. 2021;147(5). [PMID: 33875535]

  72. Khangura SD, Potter BK, Davies C, Ducharme R, Bota AB, Hawken S, Wilson K, Karaceper MD, Klaassen RJ, Little J, Simpson E, Chakraborty P. Health services use by children identified as heterozygous hemoglobinopathy mutation carriers via newborn screening. BMC pediatrics. 2021;21(1):296. [PMID: 34210267]

  73. Di Santo P, Mathew R, Jung RG, Simard T, Skanes S, Mao B, Ramirez FD, Marbach JA, Abdel-Razek O, Motazedian P, Parlow S, Boczar KE, D’Egidio G, Hawken S, Bernick J, Wells GA, Dick A, So DY, Glover C, Russo JJ, McGuinty C, Hibbert B, CAPITAL DOREMI investigators. Impact of baseline beta-blocker use on inotrope response and clinical outcomes in cardiogenic shock: a subgroup analysis of the DOREMI trial. Critical care (London, England). 2021;25(1):289. [PMID: 34376218]

  74. Fakhraei R, Crowcroft N, Bolotin S, Sucha E, Hawken S, Wilson K, Gaudet L, Amirthalingam G, Biringer A, Cook J, Dubey V, Halperin SA, Jamieson F, Kwong JC, Sadarangani M, Walker MC, Laverty M, Fell DB. Obstetric and perinatal health outcomes after pertussis vaccination during pregnancy in Ontario, Canada: a retrospective cohort study. CMAJ open. 2021;9(2):E349. [PMID: 33849984]

  75. Shoemaker ES, Saiyin T, Smith S, Loutfy M, Darling L, Walker M, Hawken S, Begum J, Bibeau C, Bertozzi B, Fraleigh A, Kwaramba G, Johnson K, Cousineau A, Kendall CE. Patterns of cesarean birth among women living with HIV in Ontario: A cross-sectional, population-level study. Birth (Berkeley, Calif.). 2021;48(3):357-365. [PMID: 33733473]

  76. Fergusson DA, Chassé M, Tinmouth A, Acker JP, English S, Forster AJ, Hawken S, Shehata N, Thavorn K, Wilson K, Tuttle A, Perelman I, Cober N, Maddison H, Tokessy M. Pragmatic, double-blind, randomised trial evaluating the impact of red blood cell donor sex on recipient mortality in an academic hospital population: the innovative Trial Assessing Donor Sex (iTADS) protocol. BMJ open. 2021;11(2):e049598. [PMID: 33622960]

  77. Abdullah K, Fell DB, Radhakrishnan D, Hawken S, Johnson DW, Mandhane P, To T, Joubert G, Plint AC, for Pediatric Emergency Research Canada. Risk of asthma in children diagnosed with bronchiolitis during infancy: protocol of a longitudinal cohort study linking emergency department-based clinical data to provincial health administrative databases. BMJ open. 2021;11(5):e048823. [PMID: 33941638]

  78. Mullen KA, Garg A, Gagnon F, Wells G, Kapur A, Hawken S, Pipe AL, Walker K, Thiruganasambandamoorthy V, Klepaczek M, Reid RD. The INITIATE trial protocol: a randomized controlled trial testing the effectiveness of a “quit card” intervention on long-term abstinence among tobacco smokers presenting to the emergency department. Trials. 2021;22(1):733. [PMID: 34688291]

  79. Righolt CH, Pabla G, Donelle J, Brna P, Deeks SL, Wilson SE, Smith B, Wilson K, Mahmud SM, Top KA, Hawken S. Vaccine coverage among children with epilepsy in two Canadian provinces: A Canadian immunization research network study. Vaccine. 2021;39(15):2117-2123. [PMID: 33722410]

  80. Top KA, Righolt CH, Hawken S, Donelle J, Pabla G, Brna P, Deeks SL, Smith B, Wilson K, Mahmud SM. Adverse Events Following Immunization Among Children With Epilepsy: A Self-Controlled Case Series. The Pediatric infectious disease journal. 2020;39(5):454-459. [PMID: 32301921]

  81. Chassé M, Tinmouth A, Goldman M, O’Brien SF, Hawken S, Murphy MSQ, Walker M, Sprague AE, Wilson K, van Walraven C, Fergusson DA. Evaluating the Clinical Effect of Female Blood Donors of Child-Bearing Age on Maternal and Neonatal Outcomes: A Cohort Study. Transfusion medicine reviews. 2020;34(2):117-123. [PMID: 31882263]

  82. Hawken S, Murphy MSQ, Ducharme R, Bota AB, Wilson LA, Cheng W, Tumulak MJ, Alcausin MML, Reyes ME, Qiu W, Potter BK, Little J, Walker M, Zhang L, Padilla C, Chakraborty P, Wilson K. External validation of machine learning models including newborn metabolomic markers for postnatal gestational age estimation in East and South-East Asian infants. Gates open research. 2020;4:164. [PMID: 34104876]

  83. Rushton M, Lima I, Tuna M, Johnson C, Ivars J, Pritchard K, Hawken S, Dent S. Impact of Stopping Trastuzumab in Early Breast Cancer: A Population-Based Study in Ontario, Canada. Journal of the National Cancer Institute. 2020;112(12):1222-1230. [PMID: 32343801]

  84. Corsi DJ, Donelle J, Sucha E, Hawken S, Hsu H, El-Chaâr D, Bisnaire L, Fell D, Wen SW, Walker M. Maternal cannabis use in pregnancy and child neurodevelopmental outcomes. Nature medicine. 2020;26(10):1536-1540. [PMID: 32778828]

  85. Bota AB, Ward V, Hawken S, Wilson LA, Lamoureux M, Ducharme R, Murphy MSQ, Denize KM, Henderson M, Saha SK, Akther S, Otieno NA, Munga S, Atito RO, Stringer JSA, Mwape H, Price JT, Mujuru HA, Chimhini G, Magwali T, Mudawarima L, Chakraborty P, Darmstadt GL, Wilson K. Metabolic gestational age assessment in low resource settings: a validation protocol. Gates open research. 2020;4:150. [PMID: 33501414]

  86. Kuenzig ME, Hawken S, Wilson K, Talarico R, Chakraborty P, Sood MM, Benchimol EI. Serum Newborn Screening Blood Metabolites Are not Associated With Childhood-onset Inflammatory Bowel Disease: A Population-based Matched Case-control Study. Inflammatory bowel diseases. 2020;26(11):1743-1747. [PMID: 31829416]

  87. Wilson LA, Fell DB, Hawken S, Wong CA, Murphy MSQ, Little J, Potter BK, Walker M, Lacaze-Masmonteil T, Juul S, Chakraborty P, Wilson K. Association between newborn screening analytes and hypoxic ischemic encephalopathy. Scientific reports. 2019;9(1):15704. [PMID: 31673070]

  88. Corsi DJ, Walsh L, Weiss D, Hsu H, El-Chaar D, Hawken S, Fell DB, Walker M. Association Between Self-reported Prenatal Cannabis Use and Maternal, Perinatal, and Neonatal Outcomes. JAMA. 2019;322(2):145-152. [PMID: 31211826]

  89. Hawken S, Ducharme R, Fell DB, Oron AP, Wilson K. Effects of sex and birth weight on non-specific health services use following whole-cell pertussis vaccination: a self-controlled case series analysis. Human vaccines & immunotherapeutics. 2019;15(10):2399-2404. [PMID: 30829106]

  90. Murphy MS, Hawken S, Cheng W, Wilson LA, Lamoureux M, Henderson M, Pervin J, Chowdhury A, Gravett C, Lackritz E, Potter BK, Walker M, Little J, Rahman A, Chakraborty P, Wilson K. External validation of postnatal gestational age estimation using newborn metabolic profiles in Matlab, Bangladesh. eLife. 2019;8. [PMID: 30887951]

  91. Walsh LK, Donelle J, Dodds L, Hawken S, Wilson K, Benchimol EI, Chakraborty P, Guttmann A, Kwong JC, MacDonald NE, Ortiz JR, Sprague AE, Top KA, Walker MC, Wen SW, Fell DB. Health outcomes of young children born to mothers who received 2009 pandemic H1N1 influenza vaccination during pregnancy: retrospective cohort study. BMJ (Clinical research ed.). 2019;366:l4151. [PMID: 31292120]

  92. Karaceper MD, Khangura SD, Wilson K, Coyle D, Brownell M, Davies C, Dodds L, Feigenbaum A, Fell DB, Grosse SD, Guttmann A, Hawken S, Hayeems RZ, Kronick JB, Laberge AM, Little J, Mhanni A, Mitchell JJ, Nakhla M, Potter M, Prasad C, Rockman-Greenberg C, Sparkes R, Stockler S, Ueda K, Vallance H, Wilson BJ, Chakraborty P, Potter BK, Canadian Inherited Metabolic Diseases Research Network (CIMDRN). Health services use among children diagnosed with medium-chain acyl-CoA dehydrogenase deficiency through newborn screening: a cohort study in Ontario, Canada. Orphanet journal of rare diseases. 2019;14(1):70. [PMID: 30902101]

  93. Murphy MSQ, Chakraborty P, Pervin J, Rahman A, Wilson LA, Lamoureux M, Denize K, Henderson M, Hawken S, Potter BK, Little J, Wilson K. Incidental screen positive findings in a prospective cohort study in Matlab, Bangladesh: insights into expanded newborn screening for low-resource settings. Orphanet journal of rare diseases. 2019;14(1):25. [PMID: 30700313]

  94. Wilson LA, Murphy MS, Ducharme R, Denize K, Jadavji NM, Potter B, Little J, Chakraborty P, Hawken S, Wilson K. Postnatal gestational age estimation via newborn screening analysis: application and potential. Expert review of proteomics. 2019;16(9):727-731. [PMID: 31422714]

  95. Sood MM, Murphy MSQ, Hawken S, Wong CA, Potter BK, Burns KD, Tsampalieros A, Atkinson KM, Chakraborty P, Wilson K. Association Between Newborn Metabolic Profiles and Pediatric Kidney Disease. Kidney international reports. 2018;3(3):691-700. [PMID: 29854978]

  96. Gershon AS, Campitelli MA, Hawken S, Victor C, Sproule BA, Kurdyak P, Selby P. Cardiovascular and Neuropsychiatric Events after Varenicline Use for Smoking Cessation. American journal of respiratory and critical care medicine. 2018;197(7):913-922. [PMID: 29260881]

  97. McIntyre L, Taljaard M, McArdle T, Fox-Robichaud A, English SW, Martin C, Marshall J, Menon K, Muscedere J, Cook DJ, Weijer C, Saginur R, Maybee A, Iyengar A, Forster A, Graham ID, Hawken S, McCartney C, Seely AJ, Stiell IG, Thavorn K, Fergusson DA. FLUID trial: a protocol for a hospital-wide open-label cluster crossover pragmatic comparative effectiveness randomised pilot trial. BMJ open. 2018;8(8):e022780. [PMID: 30139908]

  98. Zhao X, Bjerre LM, Nguyen GC, Mack DR, Manuel DG, Hawken S, Mojaverian N, Bollegala N, Benchimol EI. Health Services Use during Transition from Pediatric to Adult Care for Inflammatory Bowel Disease: A Population-Based Study Using Health Administrative Data. The Journal of pediatrics. 2018;203:280-287.e4. [PMID: 30266506]

  99. Murphy MSQ, Hawken S, Cheng W, Wilson LA, Lamoureux M, Henderson M, Potter B, Little J, Chakraborty P, Wilson K. Metabolic profiles derived from residual blood spot samples: A longitudinal analysis. Gates open research. 2018;2:28. [PMID: 30234195]

  100. Gershon AS, Campitelli MA, Hawken S, Sproule BA, Selby P. Reply to Goulden et al.: Risk of Bias in Study of Varenicline and Cardiovascular Outcomes. American journal of respiratory and critical care medicine. 2018;198(5):691-692. [PMID: 29708391]

  101. Wilson K, Duque DR, Murphy MSQ, Hawken S, Pham-Huy A, Kwong J, Deeks SL, Potter BK, Crowcroft NS, Bulman DE, Chakraborty P, Little J. T-cell receptor excision circle levels and safety of paediatric immunization: A population-based self-controlled case series analysis. Human vaccines & immunotherapeutics. 2018;14(6):1378-1391. [PMID: 29420131]

  102. Hawken S, Ducharme R, Rosella LC, Benchimol EI, Langley JM, Wilson K, Crowcroft NS, Halperin SA, Desai S, Naus M, Sanford CJ, Mahmud SM, Deeks SL. Assessing the risk of intussusception and rotavirus vaccine safety in Canada. Human vaccines & immunotherapeutics. 2017;13(3):703-710. [PMID: 27835525]

  103. Imtiaz R, Hawken S, McCormick BB, Leung S, Hiremath S, Zimmerman DL. Diabetes Mellitus and Younger Age Are Risk Factors for Hyperphosphatemia in Peritoneal Dialysis Patients. Nutrients. 2017;9(2). [PMID: 28218647]

  104. Mullen KA, Manuel DG, Hawken SJ, Pipe AL, Coyle D, Hobler LA, Younger J, Wells GA, Reid RD. Effectiveness of a hospital-initiated smoking cessation programme: 2-year health and healthcare outcomes. Tobacco control. 2017;26(3):293-299. [PMID: 27225016]

  105. Hawken S, Ducharme R, Murphy MSQ, Atkinson KM, Potter BK, Chakraborty P, Wilson K. Performance of a postnatal metabolic gestational age algorithm: a retrospective validation study among ethnic subgroups in Canada. BMJ open. 2017;7(9):e015615. [PMID: 28871012]

  106. Murphy MSQ, Hawken S, Atkinson KM, Milburn J, Pervin J, Gravett C, Stringer JSA, Rahman A, Lackritz E, Chakraborty P, Wilson K. Postnatal gestational age estimation using newborn screening blood spots: a proposed validation protocol. BMJ global health. 2017;2(2):e000365. [PMID: 29104765]

  107. Wilson K, Hawken S, Murphy MSQ, Atkinson KM, Potter BK, Sprague A, Walker M, Chakraborty P, Little J. Postnatal Prediction of Gestational Age Using Newborn Fetal Hemoglobin Levels. EBioMedicine. 2017;15:203-209. [PMID: 27939425]

  108. Fell DB, Hawken S, Wong CA, Wilson LA, Murphy MSQ, Chakraborty P, Lacaze-Masmonteil T, Potter BK, Wilson K. Using newborn screening analytes to identify cases of neonatal sepsis. Scientific reports. 2017;7(1):18020. [PMID: 29269842]

  109. Wilson K, Hawken S, Potter BK, Chakraborty P, Walker M, Ducharme R, Little J. Accurate prediction of gestational age using newborn screening analyte data. American journal of obstetrics and gynecology. 2016;214(4):513.e1-513.e9. [PMID: 26519781]

  110. Atkinson KM, Westeinde J, Ducharme R, Wilson SE, Deeks SL, Crowcroft N, Hawken S, Wilson K. Can mobile technologies improve on-time vaccination? A study piloting maternal use of ImmunizeCA, a Pan-Canadian immunization app. Human vaccines & immunotherapeutics. 2016;12(10):2654-2661. [PMID: 27322109]

  111. van Walraven C, Hawken S. Competing risk bias in Kaplan-Meier risk estimates can be corrected. Journal of clinical epidemiology. 2016;70:101-5. [PMID: 26327491]

  112. Fell DB, Wilson K, Ducharme R, Hawken S, Sprague AE, Kwong JC, Smith G, Wen SW, Walker MC. Infant Respiratory Outcomes Associated with Prenatal Exposure to Maternal 2009 A/H1N1 Influenza Vaccination. PloS one. 2016;11(8):e0160342. [PMID: 27486858]

  113. Karaceper MD, Chakraborty P, Coyle D, Wilson K, Kronick JB, Hawken S, Davies C, Brownell M, Dodds L, Feigenbaum A, Fell DB, Grosse SD, Guttmann A, Laberge AM, Mhanni A, Miller FA, Mitchell JJ, Nakhla M, Prasad C, Rockman-Greenberg C, Sparkes R, Wilson BJ, Potter BK, Canadian Inherited Metabolic Diseases Research Network. The health system impact of false positive newborn screening results for medium-chain acyl-CoA dehydrogenase deficiency: a cohort study. Orphanet journal of rare diseases. 2016;11:12. [PMID: 26841949]

  114. Hawken S, Potter BK, Little J, Benchimol EI, Mahmud S, Ducharme R, Wilson K. The use of relative incidence ratios in self-controlled case series studies: an overview. BMC medical research methodology. 2016;16(1):126. [PMID: 27664070]

  115. Cowan J, Gaudet L, Mulpuru S, Corrales-Medina V, Hawken S, Cameron C, Aaron SD, Cameron DW. A Retrospective Longitudinal Within-Subject Risk Interval Analysis of Immunoglobulin Treatment for Recurrent Acute Exacerbation of Chronic Obstructive Pulmonary Disease. PloS one. 2015;10(11):e0142205. [PMID: 26558756]

  116. Bjerre LM, Ramsay T, Cahir C, Ryan C, Halil R, Farrell B, Thavorn K, Catley C, Hawken S, Gillespie U, Manuel DG. Assessing potentially inappropriate prescribing (PIP) and predicting patient outcomes in Ontario’s older population: a population-based cohort study applying subsets of the STOPP/START and Beers’ criteria in large health administrative databases. BMJ open. 2015;5(11):e010146. [PMID: 26608642]

  117. Ramirez FD, Hibbert B, Simard T, Maze R, Pourdjabbar A, Chong AY, Le May M, Shiau J, Wilson KR, Hawken S, O’Brien ER, So DY, CArdiovascular Percutaneous TriAL Investigators. Clinical outcomes among patients with extreme obesity undergoing elective coronary revascularization: Evaluation of major complications in contemporary practice. International journal of cardiology. 2015;186:266-72. [PMID: 25828132]

  118. van Walraven C, McAlister FA, Bakal JA, Hawken S, Donzé J. External validation of the Hospital-patient One-year Mortality Risk (HOMR) model for predicting death within 1 year after hospital admission. CMAJ : Canadian Medical Association journal = journal de l’Association medicale canadienne. 2015;187(10):725-733. [PMID: 26054605]

  119. Awh CC, Hawken S, Zanke BW. Treatment response to antioxidants and zinc based on CFH and ARMS2 genetic risk allele number in the Age-Related Eye Disease Study. Ophthalmology. 2015;122(1):162-9. [PMID: 25200399]

  120. Atkinson KM, Westeinde J, Hawken S, Ducharme R, Barnhardt K, Wilson K. Using mobile technologies for immunization: Predictors of uptake of a pan-Canadian immunization app (ImmunizeCA). Paediatrics & child health. 2015;20(7):351-2. [PMID: 26525986]

  121. Awh CC, Lane AM, Hawken S, Zanke B, Kim IK. Author reply: To PMID 23972322. Ophthalmology. 2014;121(8):e39. [PMID: 24793507]

  122. Wilson K, Ducharme R, Ward B, Hawken S. Increased emergency room visits or hospital admissions in females after 12-month MMR vaccination, but no difference after vaccinations given at a younger age. Vaccine. 2014;32(10):1153-9. [PMID: 24440113]

  123. Wilson K, Hawken S, Ducharme R, Potter BK, Little J, Thébaud B, Chakraborty P. Metabolomics of prematurity: analysis of patterns of amino acids, enzymes, and endocrine markers by categories of gestational age. Pediatric research. 2014;75(2):367-73. [PMID: 24216540]

  124. Hawken S, Potter BK, Benchimol EI, Little J, Ducharme R, Wilson K. Seasonal variation in rates of emergency room visits and acute admissions following recommended infant vaccinations in Ontario, Canada: a self-controlled case series analysis. Vaccine. 2014;32(52):7148-53. [PMID: 25446834]

  125. Hawken S, Kwong JC, Deeks SL, Crowcroft NS, Ducharme R, Manuel DG, Wilson K. Association between birth order and emergency room visits and acute hospital admissions following pediatric vaccination: a self-controlled study. PloS one. 2013;8(12):e81070. [PMID: 24324662]

  126. Wilson K, Ducharme R, Hawken S. Association between socioeconomic status and adverse events following immunization at 2, 4, 6 and 12 months. Human vaccines & immunotherapeutics. 2013;9(5):1153-7. [PMID: 23328278]

  127. Wilson K, Hawken S. Drug safety studies and measures of effect using the self-controlled case series design. Pharmacoepidemiology and drug safety. 2013;22(1):108-10. [PMID: 22915354]

  128. Simard T, Hibbert B, Pourdjabbar A, Ramirez FD, Wilson KR, Hawken S, O’Brien ER. Percutaneous coronary intervention with or without on-site coronary artery bypass surgery: a systematic review and meta-analysis. International journal of cardiology. 2013;167(1):197-204. [PMID: 22240768]

  129. van Walraven C, Wong J, Forster AJ, Hawken S. Predicting post-discharge death or readmission: deterioration of model performance in population having multiple admissions per patient. Journal of evaluation in clinical practice. 2013;19(6):1012-8. [PMID: 23163303]

  130. Kwong JC, Vasa PP, Campitelli MA, Hawken S, Wilson K, Rosella LC, Stukel TA, Crowcroft NS, McGeer AJ, Zinman L, Deeks SL. Risk of Guillain-Barré syndrome after seasonal influenza vaccination and influenza health-care encounters: a self-controlled study. The Lancet. Infectious diseases. 2013;13(9):769-76. [PMID: 23810252]

  131. Benchimol EI, Hawken S, Kwong JC, Wilson K. Safety and utilization of influenza immunization in children with inflammatory bowel disease. Pediatrics. 2013;131(6):e1811-20. [PMID: 23650306]

  132. Seibert TA, Hibbert B, Chen YX, Rayner K, Simard T, Hu T, Cuerrier CM, Zhao X, de Belleroche J, Chow BJ, Hawken S, Wilson KR, O’Brien ER. Serum heat shock protein 27 levels represent a potential therapeutic target for atherosclerosis: observations from a human cohort and treatment of female mice. Journal of the American College of Cardiology. 2013;62(16):1446-54. [PMID: 23764828]

  133. Hibbert B, Simard T, Ramirez FD, Pourdjabbar A, Raizman JE, Maze R, Wilson KR, Hawken S, OʼBrien ER. The effect of statins on circulating endothelial progenitor cells in humans: a systematic review. Journal of cardiovascular pharmacology. 2013;62(5):491-6. [PMID: 23933855]

  134. Ducharme R, Benchimol EI, Deeks SL, Hawken S, Fergusson DA, Wilson K. Validation of diagnostic codes for intussusception and quantification of childhood intussusception incidence in Ontario, Canada: a population-based study. The Journal of pediatrics. 2013;163(4):1073-9.e3. [PMID: 23809052]

  135. van Walraven C, Wong J, Hawken S, Forster AJ. Comparing methods to calculate hospital-specific rates of early death or urgent readmission. CMAJ : Canadian Medical Association journal = journal de l’Association medicale canadienne. 2012;184(15):E810-7. [PMID: 23048081]

  136. Chambers LW, Wilson K, Hawken S, Puxty J, Crowe L, Lam PP, Farmanova-Haynes E, McNeil SA, McCarthy AE. Impact of the Ottawa Influenza Decision Aid on healthcare personnel’s influenza immunization decision: a randomized trial. The Journal of hospital infection. 2012;82(3):194-202. [PMID: 23017384]

  137. Wilson K, Hawken S. Incidence of adverse events in premature children following 2-month vaccination. Human vaccines & immunotherapeutics. 2012;8(5):592-5. [PMID: 22634444]

  138. Ramirez FD, Hibbert B, Simard T, Pourdjabbar A, Wilson KR, Hibbert R, Kazmi M, Hawken S, Ruel M, Labinaz M, O’Brien ER. Natural history and management of aortocoronary saphenous vein graft aneurysms: a systematic review of published cases. Circulation. 2012;126(18):2248-56. [PMID: 23109515]

  139. Wilson K, Hawken S, Holdt Henningsen K, Kwong JC, Deeks SL, Crowcroft NS, Law B, Manuel DG. On-time vaccination coverage in premature infants in Ontario, 2002-2009. Canadian journal of public health = Revue canadienne de sante publique. 2012;103(5):e359-62. [PMID: 23617988]

  140. Hawken S, Wilson KR. The self-controlled case series method for evaluating safety of vaccines. The Medical journal of Australia. 2012;197(10):578-9. [PMID: 23163690]

  141. Hibbert B, Simard T, Wilson KR, Hawken S, Wells GA, Ramirez FD, Le May MR, So DY, Glover CA, Froeschl M, Marquis JF, Labinaz M, Dick A, O’Brien ER. Transradial versus transfemoral artery approach for coronary angiography and percutaneous coronary intervention in the extremely obese. JACC. Cardiovascular interventions. 2012;5(8):819-26. [PMID: 22917453]

  142. Hawken S, Manuel DG, Deeks SL, Kwong JC, Crowcroft NS, Wilson K. Underestimating the safety benefits of a new vaccine: the impact of acellular pertussis vaccine versus whole-cell pertussis vaccine on health services utilization. American journal of epidemiology. 2012;176(11):1035-42. [PMID: 23118103]

  143. Wilson K, Hawken S, Kwong JC, Deeks SL, Crowcroft NS, Manuel D. Vaccine and Immunization Surveillance in Ontario (VISION) - using linked health administrative databases to monitor vaccine safety. Vaccine. 2012;30(43):6115-20. [PMID: 22709951]

  144. Wilson K, Hawken S, Kwong JC, Deeks S, Crowcroft NS, Van Walraven C, Potter BK, Chakraborty P, Keelan J, Pluscauskas M, Manuel D. Adverse events following 12 and 18 month vaccinations: a population-based, self-controlled case series analysis. PloS one. 2011;6(12):e27897. [PMID: 22174753]

  145. Dennis J, Hawken S, Krewski D, Birkett N, Gheorghe M, Frei J, McKeown-Eyssen G, Little J. Bias in the case-only design applied to studies of gene-environment and gene-gene interaction: a systematic review and meta-analysis. International journal of epidemiology. 2011;40(5):1329-41. [PMID: 21729879]

  146. Wilson K, Hawken S, Kwong JC, Deeks SL, Manuel DG, Henningsen KH, Crowcroft NS. Impact of birth weight at term on rates of emergency room visits and hospital admissions following vaccination at 2 months of age. Vaccine. 2011;29(46):8267-74. [PMID: 21907256]

  147. Wilson K, Hawken S, Potter BK, Chakraborty P, Kwong J, Crowcroft N, Rothwell D, Manuel D. Patterns of emergency room visits, admissions and death following recommended pediatric vaccinations - a population based study of 969,519 vaccination events. Vaccine. 2011;29(21):3746-52. [PMID: 21443964]

  148. Forster AJ, Worthington JR, Hawken S, Bourke M, Rubens F, Shojania K, van Walraven C. Using prospective clinical surveillance to identify adverse events in hospital. BMJ quality & safety. 2011;20(9):756-63. [PMID: 21367769]

  149. Zanke B, Hawken S, Carter R, Chow D. A genetic approach to stratification of risk for age-related macular degeneration. Canadian journal of ophthalmology. Journal canadien d’ophtalmologie. 2010;45(1):22-7. [PMID: 20130705]

  150. Little J, Hawken S. On track? Using the Human Genome Epidemiology Roadmap. Public health genomics. 2010;13(4):256-66. [PMID: 20395694]

  151. Hawken SJ, Greenwood CM, Hudson TJ, Kustra R, McLaughlin J, Yang Q, Zanke BW, Little J. The utility and predictive value of combinations of low penetrance genes for screening and risk prediction of colorectal cancer. Human genetics. 2010;128(1):89-101. [PMID: 20437058]

  152. McQueen MJ, Hawken S, Wang X, Ounpuu S, Sniderman A, Probstfield J, Steyn K, Sanderson JE, Hasani M, Volkova E, Kazmi K, Yusuf S, INTERHEART study investigators. Lipids, lipoproteins, and apolipoproteins as risk markers of myocardial infarction in 52 countries (the INTERHEART study): a case-control study. Lancet (London, England). 2008;372(9634):224-33. [PMID: 18640459]

  153. Teo KK, Ounpuu S, Hawken S, Pandey MR, Valentin V, Hunt D, Diaz R, Rashed W, Freeman R, Jiang L, Zhang X, Yusuf S, INTERHEART Study Investigators. Tobacco use and risk of myocardial infarction in 52 countries in the INTERHEART study: a case-control study. Lancet (London, England). 2006;368(9536):647-58. [PMID: 16920470]

  154. Yusuf S, Hawken S, Ounpuu S, Bautista L, Franzosi MG, Commerford P, Lang CC, Rumboldt Z, Onen CL, Lisheng L, Tanomsup S, Wangai P, Razak F, Sharma AM, Anand SS, INTERHEART Study Investigators. Obesity and the risk of myocardial infarction in 27,000 participants from 52 countries: a case-control study. Lancet (London, England). 2005;366(9497):1640-9. [PMID: 16271645]

  155. Yusuf S, Hawken S, Ounpuu S, Dans T, Avezum A, Lanas F, McQueen M, Budaj A, Pais P, Varigos J, Lisheng L, INTERHEART Study Investigators. Effect of potentially modifiable risk factors associated with myocardial infarction in 52 countries (the INTERHEART study): case-control study. Lancet (London, England). 2004;364(9438):937-52. [PMID: 15364185]

Preprints

** Automated Classification of First-Trimester Fetal Heart Views Using Ultrasound-Specific Self-Supervised Learning **

Youssef Megahed, Aylin Erman, Robin Ducharme, Mark C. Walker, Steven Hawken, Adrian D. C. Chan . Submitted 30 December, 2025 . arXiv:2512.24492

** Improved cystic hygroma detection from prenatal imaging using ultrasound-specific self-supervised representation learning **

Youssef Megahed, Robin Ducharme, Inok Lee, Inbal Willner, Adrian D. C. Chan, Mark Walker, Steven Hawken . Submitted 18 January, 2026 . arXiv:2512.22730

** Self-Supervised Ultrasound Representation Learning for Renal Anomaly Prediction in Prenatal Imaging **

Youssef Megahed, Inok Lee, Robin Ducharme, Kevin Dick, Adrian D. C. Chan, Steven Hawken, Mark C. Walker . arXiv:2512.13434

** Automated Histopathologic Assessment of Hirschsprung Disease Using a Multi-Stage Vision Transformer Framework **

Youssef Megahed, Saleh Abou-Alwan, Anthony Fuller, Dina El Demellawy, Steven Hawken, Adrian D. C. Chan . Submitted 12 December, 2025; v1 submitted 25 November, 2025 . arXiv:2511.20734

** Deep Learning Analysis of Prenatal Ultrasound for Identification of Ventriculomegaly **

Youssef Megahed, Inok Lee, Robin Ducharme, Aylin Erman, Kevin Dick, Olivier X. Miguel, Adrian D. C. Chan, Steven Hawken, Mark Walker, Felipe Moretti . Submitted 20 November, 2025 . arXiv:2511.07827

** USF-MAE: Ultrasound Self-Supervised Foundation Model with Masked Autoencoding **

Youssef Megahed, Robin Ducharme, Aylin Erman, Mark Walker, Steven Hawken, Adrian D. C. Chan . Submitted 6 November, 2025; v1 submitted 27 October, 2025 . arXiv:2510.22990

Last updated: April 22, 2026