Volume 156, Issue 5, Pages 1333-1344.e3 (April 2019) No Association Between Pseudopolyps and Colorectal Neoplasia in Patients With Inflammatory Bowel Diseases Remi Mahmoud, Shailja C. Shah, Joren R. ten Hove, Joana Torres, Erik Mooiweer, Daniel Castaneda, Jason Glass, Jordan Elman, Akash Kumar, Jordan Axelrad, Thomas Ullman, Jean-Frederic Colombel, Bas Oldenburg, Steven H. Itzkowitz Gastroenterology Volume 156, Issue 5, Pages 1333-1344.e3 (April 2019) DOI: 10.1053/j.gastro.2018.11.067 Copyright © 2019 AGA Institute Terms and Conditions
Gastroenterology 2019 156, 1333-1344. e3DOI: (10. 1053/j. gastro. 2018 Copyright © 2019 AGA Institute Terms and Conditions
Figure 1 Flowchart of patient selection from databases. *The exclusion rate in the Dutch cohort is lower than that in the USA cohort, because most ineligible patients were excluded before data entry. Gastroenterology 2019 156, 1333-1344.e3DOI: (10.1053/j.gastro.2018.11.067) Copyright © 2019 AGA Institute Terms and Conditions
Figure 2 Accrual of cohort. Gastroenterology 2019 156, 1333-1344.e3DOI: (10.1053/j.gastro.2018.11.067) Copyright © 2019 AGA Institute Terms and Conditions
Figure 3 Kaplan-Meier curves for ACRN-free survival and CRN-free survival. (A) ACRN, All Patients; (B) CRN, All Patients; (C) ACRN, UC/IBD-U Patients; (D) ACRN, CD Patients; (E) ACRN, Dutch Cohort; (F) ACRN, USA Cohort. Gastroenterology 2019 156, 1333-1344.e3DOI: (10.1053/j.gastro.2018.11.067) Copyright © 2019 AGA Institute Terms and Conditions
Figure 4 Kaplan-Meier curves and reasons for colectomy. (A) Time to Colectomy; (B) All Patients, Colectomy; (C) Reasons for Colectomy. Gastroenterology 2019 156, 1333-1344.e3DOI: (10.1053/j.gastro.2018.11.067) Copyright © 2019 AGA Institute Terms and Conditions
Supplementary Figure 1 Kaplan-Meier curves for ACRN-free survival according to density of PIPs in the USA cohort. fPIP, few PIPs; mPIP, many PIPs. Gastroenterology 2019 156, 1333-1344.e3DOI: (10.1053/j.gastro.2018.11.067) Copyright © 2019 AGA Institute Terms and Conditions
Supplementary Figure 2 Kaplan-Meier curves for CRN-free survival in patients without prior dysplasia in the USA and Dutch cohorts. Gastroenterology 2019 156, 1333-1344.e3DOI: (10.1053/j.gastro.2018.11.067) Copyright © 2019 AGA Institute Terms and Conditions