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N. Narula · SciRah

Researcher profile · Semantic Scholar

N. Narula

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N. Narula — researcher profile on SciRah

h-index: 38
Works: 221
Citations: 5,992

Most-cited papers

Association of ultra-processed food intake with risk of inflammatory bowel disease: prospective cohort study
N. Narula, E. Wong, M. Dehghan, A. Mente +31 more
2021British medical journal328 citations Open access
Semantic Scholar
Early life exposures and the risk of inflammatory bowel disease: Systematic review and meta-analyses
M. Agrawal, J. Sabino, C. Frias-Gomes, C. Hillenbrand +9 more
2021EClinicalMedicine132 citations Open access
Semantic Scholar
Food Processing and Risk of Inflammatory Bowel Disease: A Systematic Review and Meta-Analysis.
N. Narula, Nicole Chang, D. Mohammad, E. Wong +4 more
2023Clinical Gastroenterology and Hepatology92 citations Open access
Semantic Scholar
The Real-World Effectiveness and Safety of Ustekinumab in the Treatment of Crohn's Disease: Results From the SUCCESS Consortium
Amanda M. Johnson, M. Barsky, W. Ahmed, Samantha Zullow +47 more
2022American Journal of Gastroenterology69 citations
Semantic Scholar
Efficacy and safety of advanced oral small molecules for inflammatory bowel disease: Systematic review and meta-analysis.
V. Solitano, S. Vuyyuru, J. Macdonald, A. Zayadi +8 more
2023Journal of Crohn's & Colitis50 citations Open access
Semantic Scholar
Host genetic determinants associated with Helicobacter pylori eradication treatment failure: A systematic review and meta-analysis
Shailja C. Shah, A. Tepler, C. Chung, G. Suarez +4 more
2021Gastroenterology46 citations Open access
Semantic Scholar
Early Biologic Treatment Decreases Risk of Surgery in Crohn's Disease but not in Ulcerative Colitis: Systematic Review and Meta-Analysis.
C. C. Law, B. Tkachuk, S. Lieto, N. Narula +3 more
2023Inflammatory Bowel Diseases44 citations
Semantic Scholar
Impact of Digital Health Monitoring in the Management of Inflammatory Bowel Disease
J. Zhen, J. Marshall, G. Nguyen, A. Atreja +1 more
2021Journal of medical systems44 citations Open access
Semantic Scholar
Predicting endoscopic remission in Crohn’s disease by the modified multiplier SES-CD (MM-SES-CD)
N. Narula, E. Wong, J. Colombel, W. Sandborn +4 more
2021Gut39 citations
Semantic Scholar
REMIT-UC: Real-World Effectiveness and Safety of Tofacitinib for Moderate-to-Severely Active Ulcerative Colitis
Christopher Ma, R. Panaccione, Ya-Si Xiao, Yuvan Khandelwal +12 more
2022American Journal of Gastroenterology38 citations Open access
Semantic Scholar
Comparative Effectiveness of Biologics for Endoscopic Healing of the Ileum and Colon in Crohn's Disease
N. Narula, E. Wong, P. Dulai, J. Marshall +2 more
2022American Journal of Gastroenterology35 citations Open access
Semantic Scholar
The impact of ustekinumab on extraintestinal manifestations of Crohn's disease: A post hoc analysis of the UNITI studies
N. Narula, A. Aruljothy, E. Wong, R. Homenauth +3 more
2021United European Gastroenterology journal35 citations Open access
Semantic Scholar
Comparative Efficacy and Rapidity of Action for Infliximab vs. Ustekinumab in Biologic Naive Crohn's Disease.
N. Narula, E. Wong, P. Dulai, N. Sengupta +3 more
2021Clinical Gastroenterology and Hepatology34 citations
Semantic Scholar
Pharmacological therapies for the management of fistulising Crohn's disease: A systematic review and meta-analysis.
S. Vuyyuru, V. Solitano, N. Narula, M. Lee +5 more
2023Journal of Crohn's & Colitis33 citations
Semantic Scholar
Systematic review and meta‐analysis: Safety of vedolizumab during pregnancy in patients with inflammatory bowel disease
Conor Bell, P. Tandon, E. Lentz, J. Marshall +1 more
2021Journal of Gastroenterology and Hepatology29 citations
Semantic Scholar
Efficacy and Safety of IL-12/23 and IL-23 Inhibitors for Crohn’s Disease: Systematic Review and Meta-Analysis
S. Vuyyuru, V. Solitano, M. Hogan, J. Macdonald +9 more
2023Digestive Diseases and Sciences28 citations
Semantic Scholar
Early Change in Epithelial Neutrophilic Infiltrate Predicts Long-Term Response to Biologics in Ulcerative Colitis.
N. Narula, E. Wong, J. Colombel, R. Riddell +3 more
2021Clinical Gastroenterology and Hepatology28 citations Open access
Semantic Scholar
Integrating Evidence to Guide Use of Biologics and Small Molecules for Inflammatory Bowel Diseases.
P. Dulai, Siddharth Singh, V. Jairath, E. Wong +1 more
2023Gastroenterology27 citations Open access
Semantic Scholar
Ustekinumab does not increase risk of new or recurrent cancer in inflammatory bowel disease patients with prior malignancy
Badar Hasan, K. Tandon, R. Miret, Sikandar Khan +6 more
2022Journal of Gastroenterology and Hepatology27 citations
Semantic Scholar
Modelling the benefits of an optimised treatment strategy for 5-ASA in mild-to-moderate ulcerative colitis
E. Louis, K. Paridaens, Sameer Al Awadhi, J. Begun +9 more
2022BMJ Open Gastroenterology25 citations Open access
Semantic Scholar
Comparative Efficacy for Infliximab vs. Vedolizumab in Biologic Naive Ulcerative Colitis.
N. Narula, E. Wong, J. Marshall, J. Colombel +2 more
2021Clinical Gastroenterology and Hepatology25 citations Open access
Semantic Scholar
Declining enrolment and other challenges in IBD clinical trials: Causes and potential solutions.
M. Uzzan, Y. Bouhnik, M. Abreu, H. Ahmad +16 more
2023Journal of Crohn's & Colitis23 citations
Semantic Scholar
Incorporating Fecal Calprotectin in Clinical Practice for Patients with Moderate to Severely Active Ulcerative Colitis Treated with Biologics or Small Molecule Inhibitors
P. Dulai, R. Battat, M. Barsky, Nghia H. Nguyen +12 more
2020American Journal of Gastroenterology23 citations Open access
Semantic Scholar
Impact of diet on inflammatory bowel disease risk: systematic review, meta-analyses and implications for prevention
A. Meyer, Manasi Agrawal, Einat Savin-Shalom, E. C. Wong +5 more
2025EClinicalMedicine22 citations Open access
Semantic Scholar
Prevalence and progression of incidental terminal ileitis on non-diagnostic colonoscopy: a systematic review and meta-analysis.
M. Agrawal, M. Bento-Miranda, S. Walsh, N. Narula +2 more
2021Journal of Crohn's & Colitis22 citations Open access
Semantic Scholar
Effectiveness of Tofacitinib for Hospitalized Patients with Acute Severe Ulcerative Colitis: Case Series
Ya-Si Xiao, N. Benoit, R. Sedano, V. Jairath +6 more
2022Digestive Diseases and Sciences19 citations
Semantic Scholar
The Performance of the Rutgeerts Score, SES-CD, and MM-SES-CD for Prediction of Postoperative Clinical Recurrence in Crohn's Disease.
N. Narula, E. Wong, P. Dulai, J. Marshall +2 more
2022Inflammatory Bowel Diseases19 citations
Semantic Scholar
Associations of Antibiotics, Hormonal Therapies, Oral Contraceptives, and Long-Term NSAIDs with Inflammatory Bowel Disease: Results from the Prospective Urban Rural Epidemiology (PURE) Study.
N. Narula, E. C. Wong, C. Pray, J. Marshall +30 more
2022Clinical Gastroenterology and Hepatology19 citations Open access
Semantic Scholar
The current role of Tofacitinib in acute severe ulcerative colitis in adult patients: A systematic review.
K. Mpakogiannis, F. Fousekis, D. Christodoulou, K. Katsanos +1 more
2023Digestive and Liver Disease18 citations
Semantic Scholar
Outcomes of Passable and Non-Passable Strictures in Clinical Trials of Crohn's Disease: A Post-hoc Analysis.
N. Narula, E. Wong, P. Dulai, J. Marshall +2 more
2021Journal of Crohn's & Colitis16 citations
Semantic Scholar
Intake of artificial sweeteners among adults is associated with reduced odds of gastrointestinal luminal cancers: a meta-analysis of cohort and case-control studies
A. Tepler, Gila R Hoffman, Shawn Jindal, N. Narula +1 more
2021Nutrition Research14 citations Open access
Semantic Scholar
BRIEF COMMUNICATION: Does High Inflammatory Diet Increase Risk of Inflammatory Bowel Disease? Results from the Prospective Urban Rural Epidemiology (PURE) study: A Prospective Cohort Study.
N. Narula, E. Wong, M. Dehghan, J. Marshall +2 more
2021Gastroenterology13 citations
Semantic Scholar
Comparative Efficacy of Infliximab vs Ustekinumab for Maintenance of Clinical Response in Biologic Naïve Crohn's Disease.
E. Wong, P. Dulai, J. Marshall, V. Jairath +2 more
2022Inflammatory Bowel Diseases12 citations
Semantic Scholar
Patients With Crohn’s Disease and Permanent Ileostomy Are Universally Excluded From Clinical Trials: A Systematic Review
S. Vuyyuru, F. Rieder, V. Solitano, Tran M. Nguyen +5 more
2023American Journal of Gastroenterology10 citations Open access
Semantic Scholar
Vedolizumab does not increase risk of clostridium difficile infection in patients with inflammatory bowel disease using vedolizumab: A retrospective cohort study
Abdulaziz Saad Alshahrani, D. Mohammad, Mohammad Attieh Alzahrani, N. Narula
2023Saudi Pharmaceutical Journal10 citations Open access
Semantic Scholar
Long-Term Outcomes of Early vs Delayed Responders to Vedolizumab and Adalimumab: A Post Hoc Analysis of the VARSITY Study
N. Narula, E. Wong, J. Marshall, V. Jairath +2 more
2022American Journal of Gastroenterology10 citations
Semantic Scholar
Most placebo-controlled trials in inflammatory bowel disease were underpowered because of overestimated drug efficacy rates: Results from a systematic review of induction studies.
Paul Bahnam, J. Hanžel, Christopher Ma, Lily Zou +4 more
2022Journal of Crohn's & Colitis10 citations
Semantic Scholar
Decision Support Tool Identifies Ulcerative Colitis Patients Most Likely to Achieve Remission With Vedolizumab vs Adalimumab.
P. Dulai, E. Wong, W. Reinisch, J. Colombel +2 more
2021Inflammatory Bowel Diseases10 citations Open access
Semantic Scholar
Delayed Ustekinumab Responders in Ulcerative Colitis Have Greater Inflammatory Burden but Similar Outcomes as Early Responders.
E. Wong, P. Dulai, J. Marshall, V. Jairath +2 more
2023Clinical Gastroenterology and Hepatology9 citations
Semantic Scholar
Resolution of dominant patient‐reported outcome at end of induction predicts clinical and endoscopic remission in Crohn’s disease
E. Wong, P. Dulai, J. Marshall, V. Jairath +2 more
2022Alimentary Pharmacology and Therapeutics9 citations
Semantic Scholar
Predictors of Placebo Induction Response and Remission in Ulcerative Colitis.
E. Wong, P. Dulai, J. Marshall, V. Jairath +2 more
2022Clinical Gastroenterology and Hepatology8 citations
Semantic Scholar
Early Reduction in MM-SES-CD Score After Initiation of Biologic Therapy is Highly Specific for One-Year Endoscopic Remission in Moderate to Severe Crohn's Disease.
N. Narula, E. Wong, J. Colombel, W. Sandborn +4 more
2021Journal of Crohn's & Colitis7 citations Open access
Semantic Scholar
Multinational evaluation of clinical decision-making in the treatment and management of mild-to-moderate ulcerative colitis
A. Dignass, K. Paridaens, Sameer Al Awadhi, J. Begun +9 more
2021Scandinavian Journal of Gastroenterology7 citations Open access
Semantic Scholar
Periodic Colonoscopies Are Associated with Improved Survival and Prognosis of Colorectal Cancer in Ulcerative Colitis
N. Narula, A. Hu, G. Nguyen, J. Rangrej +1 more
2021Digestive Diseases and Sciences7 citations
Semantic Scholar
Categorizing Endoscopic Severity of Crohn's Disease Using the Modified Multiplier SES-CD (MM-SES-CD).
N. Narula, C. Pray, E. Wong, J. Colombel +4 more
2022Journal of Crohn's & Colitis6 citations
Semantic Scholar
A microsimulation model to determine the cost-effectiveness of treat to target strategies for Crohn’s disease
P. Dulai, V. Jairath, N. Narula, E. Wong +3 more
2021American Journal of Gastroenterology6 citations Open access
Semantic Scholar
Predicting Endoscopic Improvement in Ulcerative Colitis Using the Ulcerative Colitis Severity Index.
E. Wong, P. Dulai, J. Marshall, V. Jairath +2 more
2023Inflammatory Bowel Diseases5 citations
Semantic Scholar
Real-world effectiveness and safety of ustekinumab in bio-naive patients with moderate-to-severe Crohn's disease: A Canadian multi-center study.
T. Bessissow, N. Narula, Christopher Ma, T. S. In +3 more
2023Digestive and Liver Disease5 citations
Semantic Scholar
Beyond the White pill: Advocating for racial diversity in IBD trials.
E. Wong, P. Moayyedi, N. Narula
2022Journal of Crohn's & Colitis5 citations
Semantic Scholar
Predictors of Clinical Remission to Placebo in Clinical Trials of Crohn's Disease.
E. Wong, P. Dulai, J. Marshall, V. Jairath +2 more
2022Inflammatory Bowel Diseases5 citations
Semantic Scholar

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