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Research
Latest papers
Improving access to inflammatory bowel disease care in Canada: The patient experience.
Journal of health services research & policy · 2025
The COVID-19 Pandemic Significantly Impacts Pregnancy Planning and Mental Health of Women With Inflammatory Bowel Disease.
Journal of clinical gastroenterology · 2023
Risk Factors for Postpartum Disease Activity in Women With Inflammatory Bowel Disease: A Systematic Review and Meta-analysis.
Inflammatory bowel diseases · 2022
Latest funding
- $650,249
A Randomized Controlled Non-Inferiority Trial to Assess the Utility of Non-Targeted Biopsies for Colorectal Neoplasia Detection in Adult Inflammatory Bowel Disease
CIHR · 2022 · Co-investigator
- $110,000
Health-care utilization, and the impact of social determinants of health, in women with and without inflammatory bowel disease from preconception to postpartum
CIHR · 2022 · Supervisor
- $3,745,000
IMAGINE (Inflammation, Microbiome, and Alimentation: Gastro-Intestinal and Neuropsychiatric Effects) SPOR Chronic Disease Network - Knowledge Mobilization & Implementation Science Phase 2
CIHR · 2021 · Principal investigator
7 publications.
Improving access to inflammatory bowel disease care in Canada: The patient experience.
Lalani S, Mathias H, Heisler C, Rohatinsky N, Mirza RM, Kits O, Zelinsky S, Nguyen G, Lakatos PL, Fowler S, Rioux K, Jones JL
The COVID-19 Pandemic Significantly Impacts Pregnancy Planning and Mental Health of Women With Inflammatory Bowel Disease.
Tandon P, O'Connor K, Nguyen G, Maxwell C, Huang V
Risk Factors for Postpartum Disease Activity in Women With Inflammatory Bowel Disease: A Systematic Review and Meta-analysis.
Malhi G, Tandon P, Perlmutter JW, Nguyen G, Huang V
Persistent Diarrhea in Patients With Crohn's Disease After Mucosal Healing Is Associated With Lower Diversity of the Intestinal Microbiome and Increased Dysbiosis.
Boland K, Bedrani L, Turpin W, Kabakchiev B, Stempak J, Borowski K, Nguyen G, Steinhart AH, Smith MI, Croitoru K, Silverberg MS
Paediatric to Adult Transition of Care in IBD: Understanding the Current Standard of Care Among Canadian Adult Academic Gastroenterologists.
Jawaid N, Jeyalingam T, Nguyen G, Bollegala N
Identification of Target Golimumab Levels in Maintenance Therapy of Crohn's Disease and Ulcerative Colitis Associated With Mucosal Healing.
Boland K, Greener T, Kabakchiev B, Stempak J, Tessolini J, Li R, Soriano J, Croitoru K, Nguyen G, Steinhart AH, Weizman AV, Silverberg MS
Selection of Quality Indicators in IBD: Integrating Physician and Patient Perspectives.
Bitton A, Vutcovici M, Lytvyak E, Kachan N, Bressler B, Jones J, Lakatos PL, Sewitch M, El-Matary W, Melmed G, Nguyen G, QI consensus group, Promoting Access and Care through Centers of Excellence-PACE program)
A Randomized Controlled Non-Inferiority Trial to Assess the Utility of Non-Targeted Biopsies for Colorectal Neoplasia Detection in Adult Inflammatory Bowel Disease
Principal investigators: Murthy, Sanjay K; Fergusson, Dean A
Keywords: Colonoscopy; Colorectal Cancer Screening; Crohn'S Disease; Inflammatory Bowel Disease; Interventional Study; Non-Inferiority Trial; Practice Utility; Randomized Controlled Trial; Tissue Sampling; Ulcerative Colitis
Health-care utilization, and the impact of social determinants of health, in women with and without inflammatory bowel disease from preconception to postpartum
Principal investigators: Tandon, Parul
Keywords: Digestive Health; Epidemiology; Health-Care Utilization; Health-Services Research; Inflammatory Bowel Diseases; Maternal Outcomes; Multivariable Regression; Population-Based; Pregnancy; Retrospective Cohort
IMAGINE (Inflammation, Microbiome, and Alimentation: Gastro-Intestinal and Neuropsychiatric Effects) SPOR Chronic Disease Network - Knowledge Mobilization & Implementation Science Phase 2
Principal investigators: Moayyedi, Paul; Calliou, Skylin N; Daley, Kimberlee; De Nino, Alysia; Desjarlais, Rhonda; Marsiglio, Megan L; Munro, Sandra; Baumgart, Daniel C; Bercik, Premysl; Bernstein, Charles N; de Souza, Russell J; Dieleman, Levinus A; D'Silva, Adrijana; Ghia, Jean-Eric; Graff, Lesley A; Jones, Meaghan J; Kao, Dina H; Lavis, John N; Leontiadis, Grigorios; Libertucci, Josie; Ma, Christopher; Madsen, Karen L; Marshall, Deborah A; Narula, Neeraj; Nguyen, Geoffrey C; Otley, Anthony R; Panaccione, Remo; Pena-Sanchez, Juan-Nicolas; Presseau, Justin; Ruzycki, Shannon M; Surette, Michael G; Swain, Mark G; Tandon, Puneeta; Taylor, Valerie Hannah; Tremblay, Melissa; Tripp, Dean A; Vanner, Stephen J; Verdu, Elena F; Walters, Thomas D; Wine, Eytan
Keywords: Anxiety; Depression; Diet; Implementation Science; Inflammatory Bowel Disease; Irritable Bowel Syndrome; Knowledge Mobilization; Microbiome; Patient Orientated Research
A Randomized, Parallel-Group, Open Label, Non-Inferiority, Pragmatic Trial Comparing Random AND Targeted Biopsies to Targeted Biopsies Alone for Neoplasia Detection During Screening Colonoscopy in Adult Persons with Colonic Inflammatory Bowel Diseases: A Pilot Study
Principal investigators: Murthy, Sanjay K; Fergusson, Dean A
Keywords: Colorectal Cancer; Dysplasia; Endoscopy; Inflammatory Bowel Diseases; Randomized Controlled Trial; Screening
Predicting the Future Burden of the Inflammatory Bowel Diseases: A Study of the Canadian Gastro-Intestinal Epidemiology Consortium (CanGIEC)
Principal investigators: Kaplan, Gilaad G; Lee, Kate; Murthy, Sanjay K; Targownik, Laura E
Keywords: Burden; Costs; Crohn'S Disease; Epidemiology; Health Services Research; Healthcare Utilization; Inflammatory Bowel Disease; Predictive Modeling; Surgery; Ulcerative Colitis
Four Year Embedded Clinician Researcher Program
Principal investigators: Nguyen, Geoffrey C
Keywords: Access To Care; Clinical Care Pathway; Inflammatory Bowel Disease; Quality Of Care; Telemedicine
Building Capacity to Evaluate and to Understand Access to Inflammatory Bowel Disease Care Through Patient-Oriented Systems Mapping.
Principal investigators: Jones, Jennifer L
Keywords: Capacity Building; Equity; Healthcare Access; Inflammatory Bowel Disease; Knowledge Translation; Mixed-Methods Design; Patient Engagement; Patient-Centered; Patient-Oriented Research; Systems Mapping
Elucidating the Gene-Environment Interactions that drive Autoimmune Disease among South Asian Canadians - The GEMINI Program.
Principal investigators: Gommerman, Jennifer L; Croitoru, Kenneth
Keywords: Health Geography; Immigration; Immune System; Microbiome; Nutrition; Urban Environments
Elucidating the Gene-Environment Interactions that drive Autoimmune Disease among South Asian Canadians - The GEMINI Program.
Principal investigators: Gommerman, Jennifer L; Croitoru, Kenneth
Keywords: Health Geography; Immigration; Immune System; Microbiome; Nutrition; Urban Environments
The Canadian Gastro-Intestinal Epidemiology Consortium (CanGIEC): Inflammatory Bowel Disease in Canada
Principal investigators: Benchimol, Eric I
Keywords: Crohn'S Disease; Environment; Epidemiology; Geriatrics; Health Services Research; Inflammatory Bowel Disease; Pediatrics; Population Health; Pregnancy; Ulcerative Colitis
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
- Kenneth Croitoru and Alain Bitton: 12 shared papers
- Alain Bitton and Noelle Rohatinsky: 12 shared papers
- Noelle Rohatinsky and Sharyle Fowler: 10 shared papers
- Alain Bitton and Jennifer Jones: 9 shared papers
- Maida Sewitch and Alain Bitton: 7 shared papers
- Alain Bitton and Sharyle Fowler: 5 shared papers
- Kenneth Croitoru and Jennifer Jones: 3 shared papers
- Jennifer Jones and Sharyle Fowler: 3 shared papers
- Geoffrey Nguyen and Kenneth Croitoru: 2 shared papers
- Maida Sewitch and Geoffrey Nguyen: 1 shared paper
- Maida Sewitch and Jennifer Jones: 1 shared paper
- Geoffrey Nguyen and Alain Bitton: 1 shared paper
- Geoffrey Nguyen and Jennifer Jones: 1 shared paper
- Geoffrey Nguyen and Noelle Rohatinsky: 1 shared paper
- Geoffrey Nguyen and Sharyle Fowler: 1 shared paper
- Medicine
- Immunology
- Community Health and Epidemiology
- Other
Co-authors at University of Toronto, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.
Kenneth Croitoru
Immunology
2 shared papers, latest 2021
Alain Bitton
Faculty
1 shared papers, latest 2019
Jennifer Jones
Faculty
1 shared papers, latest 2019
Noelle Rohatinsky
Faculty
1 shared papers, latest 2025
Sharyle Fowler
Community Health and Epidemiology
1 shared papers, latest 2025
Maida Sewitch
Medicine
1 shared papers, latest 2019
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