Christopher Ma (C Ma)

ORCID

Publication Activity (10 Years)

Years Active: 2014-2024
Publications (10 Years): 109

Top Venues

Alimentary pharmacology & therapeutics

Inflammatory bowel diseases

Journal of Crohn's & colitis

Journal of the Canadian Association of Gastroenterology

University of Calgary

This page only lists publications with an associated author ORCID identifier.

Affiliation History

University of Calgary Sep 01 2019

Canada

Assistant Professor

Publications

R M Mathias, M K W Chu, S Edwards, Alice Sarah Day, Christopher Ma, V Jairath, R V Bryant
Editorial: Sonographic assessment of colonic content-A new tool for constipation? Authors' reply. Alimentary pharmacology & therapeutics 60 (2) (2024)
Rupert W L Leong, Vipul Jairath, Christopher Ma
Letter: Intestinal permeability accounting for ongoing gastrointestinal symptoms following endoscopic remission in IBD. Alimentary pharmacology & therapeutics (2024)
Sudheer Kumar Vuyyuru, Virginia Solitano, Siddharth Singh, Jurij Hanžel, John K Macdonald, Silvio Danese, Laurent Peyrin Biroulet, Christopher Ma, Vipul Jairath
Scoring Indices for Perianal Fistulising Crohn's Disease: A Systematic Review. Journal of Crohn's & colitis 18 (6) (2024)
Jurij Hanžel, Christopher Ma, Laurent Peyrin-Biroulet, Silvio Danese, Bruce E Sands, Vipul Jairath
Differences Between the 2016 and 2022 Food and Drug Administration Guidance-Implications for Design and Interpretation of Clinical Trials in Ulcerative Colitis. Crohn's & colitis 360 6 (2) (2024)
Remo Panaccione, Christopher Ma, Vipul Jairath, Axel Dignass, Namita Joshi, Ryan Clark, Jenny Griffith, Kristina Kligys, Monika Semwal, Zachary Smith, Dominic Mitchell, Dominic Nunag, Marc Ferrante
Achievement of Endoscopic Remission After Induction Reduces Hospitalization Burden in Crohn's Disease: Findings From a Pooled Post Hoc Analysis of Risankizumab and Upadacitinib Phase III Trials. Journal of Crohn's & colitis (2024)
Virginia Solitano, Corey A Siegel, Joshua R Korzenik, Jennifer K Maratt, Douglas K Rex, Bryan Maguire, Brian Bressler, Johannes Grossmann, Rocio Sedano, John W D McDonald, Julie Remillard, Lisa M Shackelton, Guangyong Zou, Brian G Feagan, Christopher Ma, Vipul Jairath
Performance of bowel preparation quality scales in patients with Crohn's disease. Alimentary pharmacology & therapeutics (2024)
R M Mathias, M K W Chu, S Edwards, Alice Sarah Day, Christopher Ma, V Jairath, R V Bryant
Editorial: Sonographic assessment of colonic content-A new tool for constipation? Authors' reply. Alimentary pharmacology & therapeutics 60 (2) (2024)
Rupert W L Leong, Vipul Jairath, Christopher Ma
Letter: Intestinal permeability accounting for ongoing gastrointestinal symptoms following endoscopic remission in IBD. Alimentary pharmacology & therapeutics 59 (12) (2024)
R M Mathias, M K W Chu, S Edwards, Alice Sarah Day, Christopher Ma, V Jairath, R V Bryant
Meta-analysis: Intestinal ultrasound to evaluate colonic contents and constipation. Alimentary pharmacology & therapeutics 60 (1) (2024)
Sudheer Kumar Vuyyuru, Virginia Solitano, Siddharth Singh, Jurij Hanžel, John K Macdonald, Silvio Danese, Laurent Peyrin Biroulet, Christopher Ma, Vipul Jairath
Scoring Indices for Perianal Fistulising Crohn's Disease: A Systematic Review. Journal of Crohn's & colitis 18 (6) (2024)
R M Mathias, M K W Chu, S Edwards, Alice Sarah Day, Christopher Ma, V Jairath, R V Bryant
Meta-analysis: Intestinal ultrasound to evaluate colonic contents and constipation. Alimentary pharmacology & therapeutics 60 (1) (2024)
R M Mathias, M K W Chu, S Edwards, Alice Sarah Day, Christopher Ma, V Jairath, R V Bryant
Meta-analysis: Intestinal ultrasound to evaluate colonic contents and constipation. Alimentary pharmacology & therapeutics 60 (1) (2024)
Jurij Hanžel, Christopher Ma, Vipul Jairath
Upadacitinib for the treatment of moderate-to-severe Crohn's disease. Immunotherapy (2024)
Mohammad Shehab, Amro Hassan, Fatema Alrashed, Adnan Abbas, Christopher Ma, Neeraj Narula, Vipul Jairath, Siddharth Singh, Talat Bessissow
Comparative Efficacy of Biologics and Small Molecule Therapies in Improving Patient-Reported Outcomes in Ulcerative Colitis: Systematic Review and Network Meta-Analysis. Inflammatory bowel diseases (2024)
Jurij Hanžel, Christopher Ma, Vipul Jairath
Upadacitinib for the treatment of moderate-to-severe Crohn's disease. Immunotherapy 16 (6) (2024)
Jurij Hanžel, Christopher Ma, Vipul Jairath
Upadacitinib for the treatment of moderate-to-severe Crohn's disease. Immunotherapy 16 (6) (2024)
Rupert W L Leong, Vipul Jairath, Christopher Ma
Letter: Intestinal permeability accounting for ongoing gastrointestinal symptoms following endoscopic remission in IBD. Alimentary pharmacology & therapeutics 59 (12) (2024)
Ruben J Colman, Virginia Solitano, John K MacDonald, Christopher Ma, Anne M Griffiths, Vipul Jairath, Eileen Crowley
Operating Properties of Disease Activity Indices in Pediatric Inflammatory Bowel Disease: A Systematic Review. Inflammatory bowel diseases (2024)
Virginia Solitano, Christopher Ma, Vipul Jairath
Editorial: Advancing care in Crohn's disease-Time to standardise bowel preparation scales. Authors' reply. Alimentary pharmacology & therapeutics (2024)
R M Mathias, M K W Chu, S Edwards, Alice Sarah Day, Christopher Ma, V Jairath, R V Bryant
Editorial: Sonographic assessment of colonic content-A new tool for constipation? Authors' reply. Alimentary pharmacology & therapeutics (2024)
R M Mathias, M K W Chu, S Edwards, Alice Sarah Day, Christopher Ma, V Jairath, R V Bryant
Meta-analysis: Intestinal ultrasound to evaluate colonic contents and constipation. Alimentary pharmacology & therapeutics 60 (1) (2024)
R M Mathias, M K W Chu, S Edwards, Alice Sarah Day, Christopher Ma, V Jairath, R V Bryant
Meta-analysis: Intestinal ultrasound to evaluate colonic contents and constipation. Alimentary pharmacology & therapeutics (2024)
Christopher Ma, Brian G Feagan, Zhongya Wang, Guangyong Zou, Michelle I Smith, Lisa M Shackelton, Bruce E Sands, Remo Panaccione, Geert R D'Haens, Séverine Vermeire, Vipul Jairath
Re-evaluating Methods for Assessing Differences in Response in Ileal vs. Colonic Crohn's Disease: A Post-hoc Analysis of the FITZROY Trial. Journal of Crohn's & colitis (2024)
Newaz Shubidito Ahmed, Satchel Krawchuk, Katherine A Buhler, Virginia Solitano, Vipul Jairath, Abdel Aziz Shaheen, Cynthia H-T Seow, Kerri L Novak, Richard J M Ingram, Cathy Lu, Paulo Gustavo Kotze, Gilaad G Kaplan, Remo Panaccione, Christopher Ma
US National Estimates of Contemporary Mortality Rates in Patients with Ulcerative Colitis Undergoing Colectomy. The American journal of gastroenterology (2024)
Jurij Hanžel, Christopher Ma, Laurent Peyrin-Biroulet, Silvio Danese, Bruce E Sands, Vipul Jairath
Differences Between the 2016 and 2022 Food and Drug Administration Guidance-Implications for Design and Interpretation of Clinical Trials in Ulcerative Colitis. Crohn's & colitis 360 6 (2) (2024)
Christopher Ma, Remo Panaccione, Yasi Xiao, Yuvan Khandelwal, Sanjay K Murthy, Emily C L Wong, Neeraj Narula, Catherine Tsai, Farhad Peerani, Marica Reise-Filteau, Brian Bressler, Samantha Y Starkey, Dustin Loomes, Rocio Sedano, Vipul Jairath, Talat Bessissow, null null
REMIT-UC: Real-World Effectiveness and Safety of Tofacitinib for Moderate-to-Severely Active Ulcerative Colitis: A Canadian IBD Research Consortium Multicenter National Cohort Study. The American journal of gastroenterology (2023)
Michael J Buie, Stephanie Coward, Abdel-Aziz Shaheen, Jayna Holroyd-Leduc, Lindsay Hracs, Christopher Ma, Remo Panaccione, Eric I Benchimol, Charles N Bernstein, Alain Bitton, Anthony R Otley, Jennifer L Jones, Sanjay K Murthy, M Ellen Kuenzig, Juan-Nicolás Peña-Sánchez, Laura E Targownik, Harminder Singh, Antonio Avina-Zubieta, Gilaad G Kaplan
Hospitalization Rates for Inflammatory Bowel Disease Are Decreasing Over Time: A Population-based Cohort Study. Inflammatory bowel diseases (2023)
Howard Guo, Patrick Hamilton, Edwin Enns, Milli Gupta, Christopher N Andrews, Yasmin Nasser, Albert J Bredenoord, Evan S Dellon, Christopher Ma
Post-Endoscopy Care for Patients Presenting with Esophageal Food Bolus Impaction: A Population-Based Multicenter Cohort Study. The American journal of gastroenterology (2023)
Sudheer Kumar Vuyyuru, Virginia Solitano, Malcolm Hogan, John K MacDonald, Alexa Zayadi, Claire E Parker, Bruce E Sands, Remo Panaccione, Neeraj Narula, Brian G Feagan, Siddharth Singh, Vipul Jairath, Christopher Ma
Efficacy and Safety of IL-12/23 and IL-23 Inhibitors for Crohn's Disease: Systematic Review and Meta-Analysis. Digestive diseases and sciences (2023)
Patrick Hamilton, Katherine Buhler, John K MacDonald, Gilaad G Kaplan, Cynthia H-T Seow, Cathy Lu, Kerri L Novak, Christopher N Andrews, Siddharth Singh, Vipul Jairath, Remo Panaccione, Christopher Ma
Meta-analysis: Placebo rates in microscopic colitis randomised trials and applications for future drug development using a historical control arm. Alimentary pharmacology & therapeutics 57 (8) (2023)
Thomas M Goodsall, Alice S Day, Jane M Andrews, Andrew Ruszkiewicz, Christopher Ma, Robert V Bryant
Composite Assessment Using Intestinal Ultrasound and Calprotectin Is Accurate in Predicting Histological Activity in Ulcerative Colitis: A Cohort Study. Inflammatory bowel diseases (2023)
Sudheer Kumar Vuyyuru, Virginia Solitano, Neeraj Narula, Matthew James Lee, John K MacDonald, Jeffrey D McCurdy, Siddharth Singh, Christopher Ma, Vipul Jairath
Pharmacological therapies for the management of fistulising Crohn's disease: A systematic review and meta-analysis. Journal of Crohn's & colitis (2023)
Sudheer Kumar Vuyyuru, Virginia Solitano, Siddharth Singh, Jurij Hanzel, John K Macdonald, Silvio Danese, Laurent Peyrin Biroulet, Christopher Ma, Vipul Jairath
Scoring indices for perianal fistulizing Crohn's disease: A systematic review. Journal of Crohn's & colitis (2023)
Patrick Hamilton, Katherine Buhler, John K MacDonald, Gilaad G Kaplan, Cynthia H-T Seow, Cathy Lu, Kerri L Novak, Christopher N Andrews, Siddharth Singh, Vipul Jairath, Remo Panaccione, Christopher Ma
Meta-analysis: Placebo rates in microscopic colitis randomised trials and applications for future drug development using a historical control arm. Alimentary pharmacology & therapeutics (2023)
Lotus Alphonsus, Theshani A De Silva, Christopher Ma, John K MacDonald, Jurij Hanžel, Melanie Beaton, Talat Bessissow, Maia Kayal, Rocio Sedano, Siddharth Singh, Vipul Jairath
Systematic review and meta-analysis of randomised controlled trials: Medical therapies for the treatment and prevention of pouchitis. Alimentary pharmacology & therapeutics (2023)
Patrick Hamilton, Katherine Buhler, John K MacDonald, Gilaad G Kaplan, Cynthia H-T Seow, Cathy Lu, Kerri L Novak, Christopher N Andrews, Siddharth Singh, Vipul Jairath, Remo Panaccione, Christopher Ma
Meta-analysis: Placebo rates in microscopic colitis randomised trials and applications for future drug development using a historical control arm. Alimentary pharmacology & therapeutics 57 (8) (2023)
Jurij Hanžel, Christopher Ma, Theshani Amalka De Silva, Lotus Alphonsus, Leonardo Guizzetti, Eileen Crowley, Siddharth Singh, Vipul Jairath
Approval Timelines for Advanced Therapeutics in Inflammatory Bowel Disease: A Comparison Between the European Medicines Agency and the Food and Drug Administration. Inflammatory bowel diseases (2023)
Michael J Buie, Stephanie Coward, Abdel-Aziz Shaheen, Jayna Holroyd-Leduc, Lindsay Hracs, Christopher Ma, Remo Panaccione, Eric I Benchimol, Charles N Bernstein, Alain Bitton, Anthony R Otley, Jennifer L Jones, Sanjay K Murthy, M Ellen Kuenzig, Juan-Nicolás Peña-Sánchez, Laura E Targownik, Harminder Singh, Antonio Avina-Zubieta, Gilaad G Kaplan
Hospitalization Rates for Inflammatory Bowel Disease Are Decreasing Over Time: A Population-based Cohort Study. Inflammatory bowel diseases (2023)
Christopher Ma
Applying Placebo and Nocebo Effects From Randomized Trials to Clinical Care and Future Studies. The American journal of gastroenterology (2023)
Burisch J, Ekaterina Safroneeva, Raphael Laoun, Christopher Ma
Lack of benefit for early escalation to advanced therapies in ulcerative colitis: critical appraisal of current evidence. Journal of Crohn's & colitis (2023)
Achuthan Aruljothy, Siddharth Singh, Neeraj Narula, Gordon William Moran, Sudheer K Vuyyuru, Malcolm Hogan, Alexa Zayadi, John K MacDonald, Benedicte Caron, Silvio Danese, Laurent Peyrin Biroulet, Christopher Ma, Vipul Jairath
Systematic review with meta-analysis: Medical therapies for treatment of ulcerative proctitis. Alimentary pharmacology & therapeutics (2023)
Sudheer K Vuyyuru, Christopher Ma, Tanmay Sharma, Tran M Nguyen, Talat Bessissow, Neeraj Narula, Siddharth Singh, Florian Rieder, Vipul Jairath
Characteristics of Interventional Trials for Patients Living With Intestinal Stoma Registered in ClinicalTrials.gov With a Focus on Inflammatory Bowel Disease. Inflammatory bowel diseases (2023)
Sudheer K Vuyyuru, Christopher Ma, Tanmay Sharma, Tran M Nguyen, Talat Bessissow, Neeraj Narula, Siddharth Singh, Florian Rieder, Vipul Jairath
Characteristics of Interventional Trials for Patients Living With Intestinal Stoma Registered in ClinicalTrials.gov With a Focus on Inflammatory Bowel Disease. Inflammatory bowel diseases (2023)
Joëlle St-Pierre, Maxime Delisle, Hengameh Kheirkhahrahimabadi, Thomas M Goodsall, Robert V Bryant, Britt Christensen, Rose Vaughan, Aysha H Al-Ani, Richard J M Ingram, Joan Heatherington, Dan Carter, Cathy Lu, Christopher Ma, Kerri L Novak
Bedside Intestinal Ultrasound Performed in an Inflammatory Bowel Disease Urgent Assessment Clinic Improves Clinical Decision-Making and Resource Utilization. Crohn's & colitis 360 5 (4) (2023)
Sudheer Kumar Vuyyuru, Lisa M Shackelton, Jurij Hanžel, Christopher Ma, Vipul Jairath, Brian G Feagan
Targeting IL-23 for IBD: Rationale and Progress to Date. Drugs (2023)
Jurij Hanžel, Christopher Ma, Vipul Jairath
Mirikizumab for the treatment of moderate to severe ulcerative colitis. Immunotherapy (2023)
Jared Cooper, Ante Markovinovic, Stephanie Coward, Michelle Herauf, Abdel-Aziz Shaheen, Mark Swain, Remo Panaccione, Christopher Ma, Cathy Lu, Kerri Novak, Karen I Kroeker, Siew C Ng, Gilaad G Kaplan
Incidence and Prevalence of Primary Sclerosing Cholangitis: A Meta-analysis of Population-based Studies. Inflammatory bowel diseases (2023)
Sudheer K Vuyyuru, Christopher Ma, Tanmay Sharma, Tran M Nguyen, Talat Bessissow, Neeraj Narula, Siddharth Singh, Florian Rieder, Vipul Jairath
Characteristics of Interventional Trials for Patients Living With Intestinal Stoma Registered in ClinicalTrials.gov With a Focus on Inflammatory Bowel Disease. Inflammatory bowel diseases (2023)
Eileen Crowley, Christopher Ma, Leonard Guizzetti, Guangyong Zou, Peter J Lewindon, Michael S Gee, Jeffrey S Hyams, Michael J Rosen, Daniel von Allmen, Anthony de Buck van Overstraeten, Lisa M Shackelton, Julie Remillard, Lauren Schleicher, Jonathan R Dillman, Jordi Rimola, Stuart A Taylor, Joel G Fletcher, Peter C Church, Brian G Feagan, Anne M Griffiths, Vipul Jairath, Mary-Louise C Greer
Recommendations for Standardizing MRI-based Evaluation of Perianal Fistulizing Disease Activity in Pediatric Crohn's Disease Clinical Trials. Inflammatory bowel diseases (2023)
Celeste M Lavallee, Andreina Bruno, Christopher Ma, Maitreyi Raman
A review of the role of intermittent fasting in the management of inflammatory bowel disease. Therapeutic advances in gastroenterology 16 (2023)
Christopher Ma, Remo Panaccione, Yasi Xiao, Yuvan Khandelwal, Sanjay K Murthy, Emily C L Wong, Neeraj Narula, Catherine Tsai, Farhad Peerani, Marica Reise-Filteau, Brian Bressler, Samantha Y Starkey, Dustin Loomes, Rocio Sedano, Vipul Jairath, Talat Bessissow
REMIT-UC: Real World Effectiveness and Safety of Tofacitinib for Moderate-to-Severely Active Ulcerative Colitis. The American journal of gastroenterology (2022)
Cathy Lu, Christopher Ma, Richard J M Ingram, Melissa Chan, Hengameh Kheirkhahrahimabadi, Marie-Louise Martin, Cynthia H-T Seow, Gilaad G Kaplan, Joan Heatherington, Shane M Devlin, Remo Panaccione, Kerri L Novak
Innovative Care for Inflammatory Bowel Disease Patients during the COVID-19 Pandemic: Use of Bedside Intestinal Ultrasound to Optimize Management. Journal of the Canadian Association of Gastroenterology 6 (1) (2022)
Monica Dahiya, Lily Olayinka, Gilaad G Kaplan, Leanne Reeb, Christopher Ma, Remo Panaccione, Karen I Kroeker
The Impact of the COVID-19 Pandemic on IBD Care in Alberta: Patient and Provider Perspectives. Journal of the Canadian Association of Gastroenterology 6 (1) (2022)
Monica Dahiya, Lily Olayinka, Gilaad G Kaplan, Leanne Reeb, Christopher Ma, Remo Panaccione, Karen I Kroeker
The Impact of the COVID-19 Pandemic on IBD Care in Alberta: Patient and Provider Perspectives. Journal of the Canadian Association of Gastroenterology 6 (1) (2022)
Christopher Ma, Rish K Pai, David F Schaeffer, Jonathan Krell, Leonardo Guizzetti, Stefanie C McFarlane, John K MacDonald, Won-Tak Choi, Roger M Feakins, Richard Kirsch, Gregory Y Lauwers, Reetesh K Pai, Christophe Rosty, Amitabh Srivastava, Joanna C Walsh, Brian G Feagan, Vipul Jairath
Recommendations for standardizing biopsy acquisition and histological assessment of immune checkpoint inhibitor-associated colitis. Journal for immunotherapy of cancer 10 (3) (2022)
Bradley Gordon Goodyear, Faranak Heidari, Richard J M Ingram, Filomeno Cortese, Nastaran Sharifi, Gilaad G Kaplan, Christopher Ma, Remo Panaccione, Keith A Sharkey, Mark G Swain
Multimodal Brain MRI of Deep Gray Matter Changes Associated With Inflammatory Bowel Disease. Inflammatory bowel diseases (2022)
Rocio Sedano, Malcolm Hogan, Cassandra McDonald, Tina Aswani-Omprakash, Christopher Ma, Vipul Jairath
Underrepresentation of Minorities and Lack of Race Reporting in Ulcerative Colitis Drug Development Clinical Trials. Inflammatory bowel diseases 28 (8) (2022)
Joshua Quan, Christopher Ma, Remo Panaccione, Lindsay Hracs, Nastaran Sharifi, Michelle Herauf, Ante Makovinović, Stephanie Coward, Joseph W Windsor, Léa Caplan, Richard J M Ingram, Jamil N Kanji, Graham Tipples, Jessalyn K Holodinsky, Charles N Bernstein, Douglas J Mahoney, Sasha Bernatsky, Eric I Benchimol, Gilaad G Kaplan, null null
Serological responses to three doses of SARS-CoV-2 vaccination in inflammatory bowel disease. Gut (2022)
Christopher N Andrews, Renata Rehak, Matthew Woo, Ian Walker, Christopher Ma, Nauzer Forbes, Katherine Rittenbach, Joshua Hathaway, Lynn Wilsack, Andy Liu, Yasmin Nasser, Keith A Sharkey
Cannabinoid hyperemesis syndrome in North America: evaluation of health burden and treatment prevalence. Alimentary pharmacology & therapeutics 56 (11-12) (2022)
Cynthia H-T Seow, Stephanie Coward, Karen I Kroeker, Jesse Stach, Katharine Sarah Devitt, Laura E Targownik, Geoffrey C Nguyen, Christopher Ma, Jennifer C deBruyn, Matthew W Carroll, Farhad Peerani, Daniel C Baumgart, David J Ryan, Sander Veldhuyzen van Zanten, Eric I Benchimol, Gilaad G Kaplan, Remo Panaccione
Declining Corticosteroid Use for Inflammatory Bowel Disease Across Alberta: A Population-Based Cohort Study. Journal of the Canadian Association of Gastroenterology 5 (6) (2022)
Charles N Bernstein, Christopher Ma
Editorial: some of the obstacles in managing mood disorders in IBD. Alimentary pharmacology & therapeutics 55 (8) (2022)
Paul Bahnam, Jurij Hanzel, Christopher Ma, Lily Zou, Neeraj Narula, Siddharth Singh, Brennan Kahan, Vipul Jairath
Most placebo-controlled trials in inflammatory bowel disease were underpowered because of overestimated drug efficacy rates: Results from a systematic review of induction studies. Journal of Crohn's & colitis (2022)
Michael Klonarakis, Christopher N Andrews, Maitreyi Raman, Remo Panaccione, Christopher Ma
Review article: therapeutic targets for the pharmacologic management of coeliac disease-the future beyond a gluten-free diet. Alimentary pharmacology & therapeutics 55 (10) (2022)
Rish K Pai, Vipul Jairath, Malcolm Hogan, Guangyong Zou, Oyedele A Adeyi, Quentin Mark Anstee, Bashar A Aqel, Cynthia Behling, Elizabeth J Carey, Andrew D Clouston, Kathleen E Corey, Brian G Feagan, David E Kleiner, Christopher Ma, Stefanie C McFarlane, Mazen Noureddin, Vlad Ratziu, Mark A Valasek, Zobair M Younossi, Stephen A Harrison, Stephen Caldwell
Reliability of histologic assessment for NAFLD and development of an expanded NAFLD activity score. Hepatology (Baltimore, Md.) 76 (4) (2022)
Cathy Lu, Christopher Ma, Richard J M Ingram, Melissa Chan, Hengameh Kheirkhahrahimabadi, Marie-Louise Martin, Cynthia H-T Seow, Gilaad G Kaplan, Joan Heatherington, Shane M Devlin, Remo Panaccione, Kerri L Novak
Innovative Care for Inflammatory Bowel Disease Patients during the COVID-19 Pandemic: Use of Bedside Intestinal Ultrasound to Optimize Management. Journal of the Canadian Association of Gastroenterology 6 (1) (2022)
Aart Mookhoek, Maria L Haasnoot, Albert J Bredenoord, Christopher Ma, Vipul Jairath, Rish K Pai
The Clinical Significance of Eosinophils in Ulcerative Colitis: A Systematic Review. Journal of Crohn's & colitis 16 (8) (2022)
Theshani A De Silva, Lotus Alphonsus, Christopher Ma, Malcolm Hogan, Rocio Sedano, Neeraj Narula, Silvio Danese, Laurent Peyrin-Biroulet, John K MacDonald, Siddharth Singh, Vipul Jairath
Placebo rates in randomized controlled trials of proctitis therapy: A systematic review and meta-analysis. Journal of Crohn's & colitis (2022)
Tanmay Sharma, Christopher Ma, Rocio Sedano, Jurij Hanzel, Cassandra McDonald, Malcolm Hogan, Gursimran S Kochhar, Neeraj Narula, Laurent Peyrin-Biroulet, Silvio Danese, John K MacDonald, Vipul Jairath
Placebo response rates in randomized controlled trials for perianal Crohn's disease: A systematic review and meta-analysis. Journal of Crohn's & colitis (2022)
Christopher Ma, Remo Panaccione, Yasi Xiao, Yuvan Khandelwal, Sanjay K Murthy, Emily C L Wong, Neeraj Narula, Catherine Tsai, Farhad Peerani, Marica Reise-Filteau, Brian Bressler, Samantha Y Starkey, Dustin Loomes, Rocio Sedano, Vipul Jairath, Talat Bessissow
REMIT-UC: Real World Effectiveness and Safety of Tofacitinib for Moderate-to-Severely Active Ulcerative Colitis. The American journal of gastroenterology (2022)
Gilaad G Kaplan, Christopher Ma, Carmen Charlton, Jamil N Kanji, Graham Tipples, Nastaran Sharifi, Michelle Herauf, Stephanie Coward, Richard J M Ingram, Lindsay Hracs, Eric I Benchimol, Remo Panaccione
Antibody response to SARS-CoV-2 among individuals with IBD diminishes over time: a serosurveillance cohort study. Gut (2021)
Rocio Sedano, Malcolm Hogan, Tran M Nguyen, Joshua Chang, G Y Zou, John K Macdonald, Niels Vande Casteele, Jurij Hanzel, Eileen Crowley, Robert Battat, Parambir S Dulai, Siddharth Singh, Geert D'Haens, William Sandborn, Brian G Feagan, Christopher Ma, Vipul Jairath
Systematic review and Meta-analysis: Clinical, Endoscopic, Histologic and Safety Placebo Rates in Induction and Maintenance trials of Ulcerative Colitis. Journal of Crohn's & colitis (2021)
Maitreyi Raman, Vidya Rajagopalan, Sandeep Kaur, Raylene A Reimer, Christopher Ma, Subrata Ghosh, Jeff Vallance
Physical Activity in Patients With Inflammatory Bowel Disease: A Narrative Review. Inflammatory bowel diseases (2021)
Christopher Ma, Vipul Jairath, Brian G Feagan, Leonardo Guizzetti, Guangyong Zou, Stefanie C McFarlane, Lisa M Shackelton, Margaret H Collins, Ikuo Hirano, Willemijn E de Rooij, David F Schaeffer, Rish K Pai, Albert J Bredenoord, Evan S Dellon
Responsiveness of a Histologic Scoring System Compared With Peak Eosinophil Count in Eosinophilic Esophagitis. The American journal of gastroenterology (2021)
Rocio Sedano, Christopher Ma, Rish K Pai, Geert D' Haens, Leonardo Guizzetti, Lisa M Shackelton, Julie Remillard, Paolo Gionchetti, Ilyssa O Gordon, Stefan Holubar, Maia Kayal, Gregory Y Lauwers, Reetesh K Pai, Darrell S Pardi, Mark A Samaan, David F Schaeffer, Bo Shen, Mark S Silverberg, Brian G Feagan, William J Sandborn, Vipul Jairath
An expert consensus to standardise clinical, endoscopic and histologic items and inclusion and outcome criteria for evaluation of pouchitis disease activity in clinical trials. Alimentary pharmacology & therapeutics 53 (10) (2021)
Matthew K Smith, Yin Chan, Aleksi E Suo, Abdel Aziz Shaheen, Stephen E Congly, Puneeta Tandon, Rahima A Bhanji, Malcolm M Wells, Tina Cheng, Christopher Ma
Clinical Course and Treatment Implications of Combination Immune Checkpoint Inhibitor-Mediated Hepatitis: A Multicentre Cohort. Journal of the Canadian Association of Gastroenterology 5 (1) (2021)
Eileen Crowley, Christopher Ma, Marija Andic, Brian G Feagan, Anne M Griffiths, Vipul Jairath
Impact of Drug Approval Pathways for Paediatric Inflammatory Bowel Disease. Journal of Crohn's & colitis (2021)
Cynthia H-T Seow, Christopher Ma
Keep calm and carry on-managing non-TNF antagonist biologics in pregnancy. Alimentary pharmacology & therapeutics 53 (3) (2021)
Rocio Sedano, Christopher Ma, Vipul Jairath
Editorial: standardising inclusion and outcome criteria for pouchitis-a fragile consensus perhaps but a first step in the right direction. Authors' reply. Alimentary pharmacology & therapeutics 53 (10) (2021)
Christopher Ma, Reena Khanna, Leonardo Guizzetti, Guangyong Zou, Brian G Feagan, Vipul Jairath
Methods for handling missing segments in Crohn's disease clinical trials: analysis from the EXTEND trial. Gut (2021)
Ahmed Almradi, Rocio Sedano, Malcolm Hogan, G Y Zou, John K MacDonald, Claire E Parker, Jurij Hanzel, Eileen Crowley, Siddharth Singh, Geert D'Haens, William J Sandborn, Brian G Feagan, Christopher Ma, Vipul Jairath
Clinical, endoscopic and safety placebo rates in induction and maintenance trials of Crohn's disease: Meta-analysis of Randomised controlled trials. Journal of Crohn's & colitis (2021)
Alessandro Ble, Cecilia Renzulli, Fabio Cenci, Maria Grimaldi, Michelangelo Barone, Rocio Sedano, Joshua Chang, Tran M Nguyen, Malcolm Hogan, G Y Zou, John K MacDonald, Christopher Ma, William J Sandborn, Brian G Feagan, Emilio Merlo Pich, Vipul Jairath
The relationship between endoscopic and clinical recurrence in postoperative Crohn's disease: a systematic review and meta-analysis. Journal of Crohn's & colitis (2021)
Lester Tsai, Jeffrey D McCurdy, Christopher Ma, Vipul Jairath, Siddharth Singh
Epidemiology and Natural History of Perianal Crohn's Disease: A Systematic Review and Meta-Analysis of Population-Based Cohorts. Inflammatory bowel diseases (2021)
Thomas M Goodsall, Vipul Jairath, Robert V Bryant, Christopher Ma
Editorial: use of intestinal ultrasound in the scoring of Crohn's disease activity in clinical trials - is it ready for prime time yet? Authors' reply. Alimentary pharmacology & therapeutics 53 (8) (2021)
Christopher Ma, John K MacDonald, Tran M Nguyen, Niels Vande Casteele, Bryan Linggi, Pavine Lefevre, Yinghong Wang, Brian G Feagan, Vipul Jairath
Pharmacological Interventions for the Prevention and Treatment of Immune Checkpoint Inhibitor-Associated Enterocolitis: A Systematic Review. Digestive diseases and sciences (2021)
Vipul Jairath, Ahmed Almradi, Rish K Pai, Christopher Ma
Editorial: an expert consensus to standardise the assessment of histological disease activity in Crohn's disease clinical trials-a missing link. Authors' reply. Alimentary pharmacology & therapeutics 53 (8) (2021)
Siddharth Singh, Alexander S Qian, Nghia H Nguyen, Stephanie K M Ho, Jiyu Luo, Vipul Jairath, William J Sandborn, Christopher Ma
Trends in U.S. Health Care Spending on Inflammatory Bowel Diseases, 1996-2016. Inflammatory bowel diseases (2021)
Christopher Ma, John K MacDonald, Tran M Nguyen, Joshua Chang, Niels Vande Casteele, Brian G Feagan, Vipul Jairath
Systematic review: disease activity indices for immune checkpoint inhibitor-associated enterocolitis. Alimentary pharmacology & therapeutics (2021)
Vipul Jairath, Leonardo Guizzetti, K Adam Baker, Lee Anne Williamson, Rocio Sedano, Hershell Thompson, Christopher Ma
Impact of COVID-19 on Inflammatory Bowel Disease Clinical Trial Recruitment: A Global Survey of Principal Investigators. Inflammatory bowel diseases 27 (8) (2021)
Ahmed Almradi, Christopher Ma, Geert R D'Haens, William J Sandborn, Claire E Parker, Leonardo Guizzetti, Paula Borralho Nunes, Gert De Hertogh, Roger M Feakins, Reena Khanna, Gregory Y Lauwers, Aart Mookhoek, Reetesh K Pai, Laurent Peyrin Biroulet, Robert Riddell, Christophe Rosty, David F Schaeffer, Mark A Valasek, Siddharth Singh, Eileen Crowley, Brian G Feagan, Vipul Jairath, Rish K Pai
An expert consensus to standardise the assessment of histological disease activity in Crohn's disease clinical trials. Alimentary pharmacology & therapeutics 53 (7) (2021)
Jurij Hanžel, Vipul Jairath, Peter De Cruz, Leonardo Guizzetti, Lisa M Shackelton, Peter Bossuyt, Marjolijn Duijvestein, Parambir S Dulai, Johannes Grossmann, Robert P Hirten, Reena Khanna, Julian Panes, Laurent Peyrin-Biroulet, Miguel Regueiro, David T Rubin, Siddharth Singh, Ryan W Stidham, William J Sandborn, Brian G Feagan, Geert R D'Haens, Christopher Ma
Recommendations for Standardizing Clinical Trial Design and Endoscopic Assessment in Postoperative Crohn's Disease. Inflammatory bowel diseases (2021)
Jurij Hanžel, Christopher Ma, Niels Vande Casteele, Reena Khanna, Vipul Jairath, Brian G Feagan
Vedolizumab and Extraintestinal Manifestations in Inflammatory Bowel Disease. Drugs 81 (3) (2021)
Thomas M Goodsall, Vipul Jairath, Brian G Feagan, Claire E Parker, Tran M Nguyen, Leonardo Guizzetti, Anil K Asthana, Jakob Begun, Britt Christensen, Antony B Friedman, Torsten Kucharzik, Andrew Lee, Peter J Lewindon, Christian Maaser, Kerri L Novak, Jordi Rimola, Kirstin M Taylor, Stuart A Taylor, Lauren S White, Rune Wilkens, Stephanie R Wilson, Emily K Wright, Robert V Bryant, Christopher Ma
Standardisation of intestinal ultrasound scoring in clinical trials for luminal Crohn's disease. Alimentary pharmacology & therapeutics 53 (8) (2021)
Cathy Lu, Brandon Baraty, Helen Lee Robertson, Alexis Filyk, Hua Shen, Tak Fung, Kerri L Novak, Christopher Ma, Remo Panaccione, Jean-Paul Achkar, Sara El Ouali, David Bruining, Vipul Jairath, Brian G Feagan, Florian Rieders, null null
Systematic review: medical therapy for fibrostenosing Crohn's disease. Alimentary pharmacology & therapeutics 51 (12) (2020)
Parambir S Dulai, Vipul Jairath, Reena Khanna, Christopher Ma, Kelly P McCarrier, Mona L Martin, Claire E Parker, Joan Morris, Brian G Feagan, William J Sandborn
Development of the symptoms and impacts questionnaire for Crohn's disease and ulcerative colitis. Alimentary pharmacology & therapeutics 51 (11) (2020)
Glen Stewart Hazlewood, Gyanendra Pokharel, Robert Deardon, Deborah A Marshall, Claire Bombardier, George Tomlinson, Christopher Ma, Cynthia H Seow, Remo Panaccione, Gilaad G Kaplan
Patient preferences for maintenance therapy in Crohn's disease: A discrete-choice experiment. PloS one 15 (1) (2020)
Gilaad G Kaplan, Christopher Ma, Cynthia H-T Seow, Karen I Kroeker, Remo Panaccione
The Argument Against a Biosimilar Switch Policy for Infliximab in Patients with Inflammatory Bowel Disease Living in Alberta. Journal of the Canadian Association of Gastroenterology 3 (5) (2020)
Christopher Ma, Siddharth Singh, Joan Heatherington, Remo Panaccione
Editorial: is age just a number when it comes to treatment of inflammatory bowel disease? Alimentary pharmacology & therapeutics 52 (10) (2020)
Christopher Ma, Jeffrey K Lee, Anish R Mitra, Anouar Teriaky, Daksh Choudhary, Tran M Nguyen, Niels Vande Casteele, Reena Khanna, Remo Panaccione, Brian G Feagan, Vipul Jairath
Systematic review with meta-analysis: efficacy and safety of oral Janus kinase inhibitors for inflammatory bowel disease. Alimentary pharmacology & therapeutics 50 (1) (2019)
Christopher Ma, A Almutairdi, D Tanyingoh, Cynthia H-T Seow, Kerri L Novak, C Lu, Remo Panaccione, Gilaad G Kaplan, Paulo Gustavo Kotze
Reduction in surgical stoma rates in Crohn's disease: a population-based time trend analysis. Colorectal disease : the official journal of the Association of Coloproctology of Great Britain and Ireland 21 (11) (2019)
Parambir S Dulai, Siddharth Singh, Vipul Jairath, Christopher Ma, Neeraj Narula, Niels Vande Casteele, Laurent Peyrin Biroulet, Severine Vermeire, Geert D'Haens, Brian G Feagan, William J Sandborn
Prevalence of endoscopic improvement and remission according to patient-reported outcomes in ulcerative colitis. Alimentary pharmacology & therapeutics 51 (4) (2019)

Christopher Ma.css-eqlu8i{font-size:small;padding-left:4px;} (C Ma)

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Christopher Ma (C Ma)