Publications by authors named "Thomas D Walters"

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Short Ileal Microvillus Length Phenotype Associates with Progression from Inflammatory to Complicated Disease Behavior in Pediatric Crohn's Disease.
Yael Haberman, Tzipi Braun, Rebekah Karns, Courtney A Bartel, Erin Bonkowski, Thomas D Walters

Inflamm Bowel Dis· November 2025

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Augmenting small tabular health data for training prognostic ensemble machine learning models using generative models.
Dan Liu, Samer El Kababji, Nicholas Mitsakakis, Lisa Pilgram, Thomas D Walters

BMC Med Inform Decis Mak· November 2025

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A Regional Surgical Partnership Program: Lessons Learned in System Transformation of Pediatric Surgical Care.
Jessica Ivan, Natasha Bruno, Mary Chen, Bonnie Fleming-Carroll, Daniela D'Annunzio, Thomas D Walters

Healthc Q· October 2025

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Gut Microbial Signatures in Pediatric Crohn's Disease Vary According to Disease Activity Measures and Are Influenced by Proxies of Gastrointestinal Transit Time: An ImageKids Study.
Ben Nichols, Richard K Russell, Bryn Short, Rodanthi Papadopoulou, Gili Focht, Thomas D Walters

Inflamm Bowel Dis· June 2025

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Improvement of Transmural Inflammation With Adalimumab Versus Immunomodulator Maintenance Therapy in Pediatric Crohn's Disease: Single-Center Prospective Evaluation Using the Pediatric Inflammatory Crohn's Magnetic Resonance Enterography Index.
Luca Scarallo, Hayley E McKay, Rilla Schneider, Amanda Ricciuto, Thomas D Walters

Inflamm Bowel Dis· June 2025

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High Healthcare Costs in Childhood Inflammatory Bowel Disease: Development of a Prediction Model Using Linked Clinical and Health Administrative Data.
M Ellen Kuenzig, Thomas D Walters, David R Mack, Anne M Griffiths, Raquel Duchen

Inflamm Bowel Dis· April 2025

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Perspectives of Adolescents and Young Adults With Inflammatory Bowel Disease on a Biopsychosocial Transition Intervention: Qualitative Interview Study.
Brooke Allemang, Ashleigh Miatello, Mira Browne, Melanie Barwick, Pranshu Maini, Thomas D Walters

JMIR Pediatr Parent· April 2025

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Landscape of TPMT and NUDT15 Pharmacogenetic Variation in a Cohort of Canadian Pediatric Inflammatory Bowel Disease Patients.
April M Kennedy, Anne M Griffiths, Aleixo M Muise, Thomas D Walters, Amanda Ricciuto

Inflamm Bowel Dis· December 2024

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Advancements in the management of pediatric inflammatory bowel disease.
Jonathan E M O'Donnell, Thomas D Walters, Eric I Benchimol

Expert Rev Gastroenterol Hepatol· December 2024

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Bolstering connectedness through peer support: Randomized-controlled trial of a web-based peer support program for adolescents with inflammatory bowel disease.
Meghan K Ford, Armanda Iuliano, Thomas D Walters, Anthony R Otley, David R Mack

Health Care Transit· November 2024

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Mental Health Experiences of Adolescents and Young Adults with Inflammatory Bowel Disease During Transition to Adult Care: A Qualitative Descriptive Study.
Brooke Allemang, Mira Browne, Melanie Barwick, Natasha Bollegala, Nancy Fu, Thomas D Walters

J Pediatr· October 2024

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Machine Learning-Based Prediction of Pediatric Ulcerative Colitis Treatment Response Using Diagnostic Histopathology.
Xiaoxuan Liu, Surya Prasath, Iram Siddiqui, Thomas D Walters, Lee A Denson

Gastroenterology· May 2024

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Pre-Diagnosis Diet Predicts Response to Exclusive Enteral Nutrition and Correlates with Microbiome in Pediatric Crohn Disease.
Stephanie Dijk, Megan Jarman, Zhengxiao Zhang, Morgan Lawley, Muzammil Ahmad, Thomas D Walters

Nutrients· April 2024

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Adalimumab vs Infliximab in Luminal Pediatric Crohn's Disease: Comparable Outcomes in a Prospective Multicenter Cohort Study.
Jennifer C deBruyn, Hien Q Huynh, Anne M Griffiths, Kevan Jacobson, David Mack, Thomas D Walters

Am J Gastroenterol· March 2024

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Outcomes Following Acute Severe Colitis at Initial Presentation: A Multi-centre, Prospective, Paediatric Cohort Study.
Jasbir Dhaliwal, Dominique Tertigas, Nicholas Carman, Sally Lawrence, Jennifer C Debruyn, Thomas D Walters

J Crohns Colitis· February 2024

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Progression of Pediatric Crohn's Disease Is Associated With Anti-Tumor Necrosis Factor Timing and Body Mass Index Z-Score Normalization.
Duke Geem, David Hercules, Ranjit S Pelia, Suresh Venkateswaran, Anne Griffiths, Thomas D Walters

Clin Gastroenterol Hepatol· February 2024

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Inflammatory Bowel Disease Among Canadian Children: Comparison Between Children of Non-European Descent and Children of European Descent.
Jocelyn Jeong, Thomas D Walters, Hien Q Huynh, Sally Lawrence, David R Mack

Inflamm Bowel Dis· November 2023

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Body Surface Area-Based Dosing of Infliximab is Superior to Standard Weight-Based Dosing in Children With Very Early Onset Inflammatory Bowel Disease.
Lorraine Stallard, Karen Frost, Nathaniel Frost, Luca Scarallo, Eric I Benchimol, Thomas D Walters

Gastro Hep Adv· November 2023

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A comparison of the Child Health Utility 9D and the Health Utilities Index for estimating health utilities in pediatric inflammatory bowel disease.
Naazish S Bashir, Thomas D Walters, Anne M Griffiths, Anthony Otley, Jeff Critch

Qual Life Res· September 2023

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Mucosal transcriptomics highlight lncRNAs implicated in ulcerative colitis, Crohn's disease, and celiac disease.
Tzipi Braun, Katya E Sosnovski, Amnon Amir, Marina BenShoshan, Kelli L VanDussen, Thomas D Walters

JCI Insight· July 2023

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Multicenter Cohort Study of Infliximab Pharmacokinetics and Therapy Response in Pediatric Acute Severe Ulcerative Colitis.
Kaitlin G Whaley, Ye Xiong, Rebekah Karns, Jeffrey S Hyams, Subra Kugathasan, Thomas D Walters

Clin Gastroenterol Hepatol· May 2023

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A Comparison of Preference-Based, Generic and Disease-Specific Health-Related Quality of Life in Pediatric Inflammatory Bowel Disease.
Naazish S Bashir, Thomas D Walters, Anne M Griffiths, Anthony Otley, Jeff Critch

J Can Assoc Gastroenterol· April 2023

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Targeted Assessment of Mucosal Immune Gene Expression Predicts Clinical Outcomes in Children with Ulcerative Colitis.
Kathryn Clarkston, Rebekah Karns, Anil G Jegga, Mihika Sharma, Sejal Fox, Thomas D Walters

J Crohns Colitis· November 2022

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Development, Validation, and Evaluation of the Pediatric Inflammatory Crohn's Magnetic Resonance Enterography Index From the ImageKids Study.
Gili Focht, Ruth Cytter-Kuint, Mary-Louise C Greer, Li-Tal Pratt, Denise A Castro, Thomas D Walters

Gastroenterology· November 2022

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Indirect and Out-of-Pocket Disease-associated Costs in Pediatric Inflammatory Bowel Disease: A Cross-sectional Analysis.
Wael El-Matary, Julia Witt, Charles N Bernstein, Kevan Jacobson, David Mack, Thomas D Walters

J Pediatr Gastroenterol Nutr· October 2022

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