Publications by authors named "Seth Shaffer"

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Research Participation in Inflammatory Bowel Disease Studies: What Do Patients Want?
Charles N Bernstein, Gia Ly, Zoann Nugent, Seth R Shaffer, Harminder Singh

Crohns Colitis 360· April 2025

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Medication Withdrawal With Normal or Near-normal Histology in Ulcerative Colitis is Associated With Clinical Relapse.
Seth R Shaffer, Jenny Chu, Amal Algarni, Zoann Nugent, David F Schaeffer

J Clin Gastroenterol· December 2024

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Dynamic Prediction of Advanced Colorectal Neoplasia in Inflammatory Bowel Disease.
Anouk M Wijnands, Bas B L Penning de Vries, Maurice W M D Lutgens, Zeinab Bakhshi, Ibrahim Al Bakir, Seth R Shaffer

Clin Gastroenterol Hepatol· August 2024

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Physician perspectives of Helicobacter pylori diagnostic and treatment practices in Canada: results of a Canadian survey.
Kianna Cadogan, Seth R Shaffer, Alexander Singer, Aleisha Reimer, Natalie Knox

BMC Gastroenterol· June 2024

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The impact of source and consumption of news on mental distress among inflammatory bowel disease patients during the COVID-19 pandemic.
Seth R Shaffer, Casandra Dolovich, Renée El-Gabalawy, Lesley A Graff, Harminder Singh

J Can Assoc Gastroenterol· April 2024

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Optimizing Timing of Follow-Up Colonoscopy: A Pilot Cluster Randomized Trial of a Knowledge Translation Tool.
Seth R Shaffer, Pascal Lambert, Claire Unruh, Elizabeth Harland, Ramzi M Helewa

Am J Gastroenterol· March 2024

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How Did COVID-19 Affect Mental Health and Access to Care in Persons With Inflammatory Bowel Disease.
Seth R Shaffer

J Can Assoc Gastroenterol· February 2024

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Proton Pump Inhibitor Use Before and After a Diagnosis of Inflammatory Bowel Disease.
Noreen Singh, Zoann Nugent, Harminder Singh, Seth R Shaffer, Charles N Bernstein

Inflamm Bowel Dis· December 2023

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The Impact of COVID-19 on Health Anxiety and Perceived Stress Among Persons with IBD: A Population-representative Study.
Seth R Shaffer, Gia L Jackson, Sydney Chochinov, Casandra Dolovich, Lesley A Graff

J Can Assoc Gastroenterol· December 2023

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The Association Between Increased Maladaptive Health Behaviours and Elevated Mental Health Symptoms Among Persons with IBD During the COVID-19 Pandemic.
Casandra L Dolovich, Seth R Shaffer, Lesley A Graff, Harminder Singh, Renée El-Gabalawy

J Can Assoc Gastroenterol· October 2023

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The 2023 Impact of Inflammatory Bowel Disease in Canada: Special Populations-IBD in Seniors.
Seth R Shaffer, M Ellen Kuenzig, Joseph W Windsor, Alain Bitton, Jennifer L Jones

J Can Assoc Gastroenterol· September 2023

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Beyond Neutrophils for Predicting Relapse and Remission in Ulcerative Colitis.
Hala El-Zimaity, Seth R Shaffer, Robert H Riddell, Rish K Pai, Charles N Bernstein

J Crohns Colitis· May 2023

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Controversies in Crohn's Disease Before and After Pouch Surgery.
Seth R Shaffer, Charles N Bernstein

Dis Colon Rectum· December 2022

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Patient Experiences in the Management of Inflammatory Bowel Disease: A Qualitative Study.
Raza M Mirza, Gail MacKean, Seth R Shaffer, Maida J Sewitch, Courtney Heisler

J Can Assoc Gastroenterol· December 2022

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IBD Disability Index Is Associated With Both Direct and Indirect Costs of Inflammatory Bowel Disease.
Leigh Anne Shafer, Seth Shaffer, Julia Witt, Zoann Nugent, Charles N Bernstein

Inflamm Bowel Dis· August 2022

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A Rare Cause of Abdominal Pain and Hematochezia.
Arnav Sud, Signy Holmes, Seth R Shaffer

Gastro Hep Adv· May 2022

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Achieving Histologic Normalization in Ulcerative Colitis Is Associated With a Reduced Risk of Subsequent Dysplasia.
Seth R Shaffer, Amarachi I Erondu, Cindy Traboulsi, Victoria Rai, Noa Krugliak Cleveland

Inflamm Bowel Dis· March 2022

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Effect of clinical versus administrative data definitions on the epidemiology of C. difficile among hospitalized individuals with IBD: a population-based cohort study.
Seth R Shaffer, Zoann Nugent, Charles N Bernstein, Andrew Walkty, Harminder Singh

BMC Gastroenterol· March 2022

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Response to Tetangco and Hanauer.
Seth R Shaffer, David T Rubin

Am J Gastroenterol· September 2021

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Comorbidity before and after a diagnosis of inflammatory bowel disease.
Charles N Bernstein, Zoann Nugent, Seth Shaffer, Harminder Singh, Ruth Ann Marrie

Aliment Pharmacol Ther· September 2021

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Time trends and predictors of laboratory-confirmed recurrent and severe infections in Manitoba: a population-based study.
Seth R Shaffer, Zoann Nugent, Andrew Walkty, B Nancy Yu, Lisa M Lix

CMAJ Open· May 2021

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Combining Cyclosporine With Ustekinumab in Acute Severe Ulcerative Colitis.
Seth R Shaffer, Cindy Traboulsi, Noa Krugliak Cleveland, David T Rubin

ACG Case Rep J· May 2021

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Real-World Effectiveness and Safety of Ustekinumab for Ulcerative Colitis From 2 Tertiary IBD Centers in the United States.
Simon J Hong, Noa Krugliak Cleveland, Shintaro Akiyama, Samantha Zullow, Yangtian Yi, Seth R Shaffer

Crohns Colitis 360· January 2021

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Cost-effectiveness analysis of a fecal microbiota transplant center for treating recurrent C.difficile infection.
Seth R Shaffer, Julia Witt, Laura E Targownik, Dina Kao, Christine Lee

J Infect· November 2020

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Effectiveness of Dose De-escalation of Biologic Therapy in Inflammatory Bowel Disease: A Systematic Review.
Derek H W Little, Sahar Tabatabavakili, Seth R Shaffer, Geoffrey C Nguyen, Adam V Weizman

Am J Gastroenterol· November 2020

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