K
K R Nielsen
Publications - 33
Citations - 1414
K R Nielsen is an academic researcher. The author has contributed to research in topics: Population & Cohort. The author has an hindex of 16, co-authored 25 publications receiving 1088 citations.
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Journal ArticleDOI
East–West gradient in the incidence of inflammatory bowel disease in Europe: the ECCO-EpiCom inception cohort
Johan Burisch,Niels C Pedersen,Silvija Čuković-Čavka,Marko Brinar,I. Kaimakliotis,Dana Duricova,Olga Shonová,Ida Vind,Søren Avnstrøm,Niels Thorsgaard,Vibeke Andersen,Simon Laiggard Krabbe,Jens Frederik Dahlerup,Riina Salupere,K R Nielsen,J. Olsen,Pekka Manninen,Pekka Collin,E.V. Tsianos,Konstantinos Katsanos,K. Ladefoged,Laszlo Lakatos,Einar Björnsson,G. Ragnarsson,Y. Bailey,Shmuel Odes,Doron Schwartz,Matteo Martinato,Guido Lupinacci,Monica Milla,A. De Padova,Renata D'Incà,M Beltrami,Limas Kupčinskas,Gediminas Kiudelis,Svetlana Turcan,O Tighineanu,I Mihu,Fernando Magro,Fernando Magro,L. Barros,Adrian Goldis,Daniela Lazăr,Elena Belousova,Inna Nikulina,Veronica Moset Hernandez,D. Martinez-Ares,Sven Almer,Yaroslava Zhulina,Jonas Halfvarson,Naila Arebi,Shaji Sebastian,Peter L. Lakatos,Ebbe Langholz,Pia Munkholm +54 more
TL;DR: Whether an East–West gradient in the incidence of inflammatory bowel disease in Europe exists is investigated to find out whether international guidelines for diagnosis and initial treatment are not being followed uniformly by physicians.
Journal ArticleDOI
Natural disease course of Crohn's disease during the first 5 years after diagnosis in a European population-based inception cohort: an Epi-IBD study.
Johan Burisch,Gediminas Kiudelis,Limas Kupčinskas,Hendrika Adriana Linda Kievit,Karina Winther Andersen,Vibeke Andersen,Riina Salupere,Natalia Pedersen,Jens Kjeldsen,Renata D'Incà,D. Valpiani,Doron Schwartz,Selwyn Odes,J. Olsen,K R Nielsen,Zsuzsanna Vegh,Peter L. Lakatos,Alina Toca,Svetlana Turcan,Konstantinos H. Katsanos,Dimitrios K. Christodoulou,Mathurin Fumery,Corinne Gower-Rousseau,Stefania Chetcuti Zammit,Pierre Ellul,Carl Eriksson,Jonas Halfvarson,Fernando Magro,Dana Duricova,Martin Bortlik,Alberto Fernandez,Vicent Hernandez,Sally Myers,Shaji Sebastian,Pia Oksanen,Pekka Collin,Adrian Goldis,Ravi Misra,Naila Arebi,I. Kaimakliotis,Inna Nikuina,Elena Belousova,Marko Brinar,Silvija Čuković-Čavka,Ebbe Langholz,Pia Munkholm +45 more
TL;DR: Despite patients being treated early and frequently with immunomodulators and biological therapy in Western Europe, 5-year outcomes including surgery and phenotype progression in this cohort were comparable across Western and Eastern Europe.
Journal ArticleDOI
Sex-Based Differences in Incidence of Inflammatory Bowel Diseases—Pooled Analysis of Population-Based Studies From Western Countries
Shailja C. Shah,Shailja C. Shah,Hamed Khalili,Corinne Gower-Rousseau,Ola Olén,Eric I Benchimol,Eric I Benchimol,Elsebeth Lynge,K R Nielsen,Paul Brassard,Maria Vutcovici,Alain Bitton,Charles N. Bernstein,Desmond Leddin,Hala Tamim,Tryggvi Stefansson,Edward V. Loftus,Bjørn Moum,Whitney Tang,Siew C. Ng,Richard B. Gearry,Brankica Mijandrusić Sincić,Sally Bell,Bruce E. Sands,Peter L. Lakatos,Zsuzsanna Vegh,Claudia Ott,Gilaad G. Kaplan,Johan Burisch,Jean-Frederic Colombel +29 more
TL;DR: Age at IBD onset to vary with sex is found in a pooled analysis of population-based studies, and mechanisms of sex differences in IBD incidence are investigated.
Journal ArticleDOI
Incidence and initial disease course of inflammatory bowel diseases in 2011 in Europe and Australia: results of the 2011 ECCO-EpiCom inception cohort.
Z. Vegh,Z. Vegh,Johan Burisch,Niels C Pedersen,I. Kaimakliotis,Dana Duricova,Martin Bortlik,Søren Avnstrøm,K. Kofod Vinding,J. Olsen,K R Nielsen,K.H. Katsanos,E.V. Tsianos,Laszlo Lakatos,Doron Schwartz,Shmuel Odes,Guido Lupinacci,A. De Padova,Laimas Virginijus Jonaitis,Limas Kupčinskas,Svetlana Turcan,O Tighineanu,I Mihu,L. Barros,Fernando Magro,Daniela Lazăr,Adrian Goldis,Alberto Fernandez,Vicent Hernandez,O Niewiadomski,Sally Bell,Ebbe Langholz,Pia Munkholm,Peter L. Lakatos,EpiCom-group +34 more
TL;DR: Incidence rates, disease phenotype and initial treatment characteristics in the 2011 ECCO-EpiCom cohort were not significantly different from that reported in the 2010 cohort.
Journal ArticleDOI
Natural Disease Course of Ulcerative Colitis during the First Five Years of Follow-up in a European Population-based Inception Cohort - An Epi-IBD Study
Johan Burisch,Konstantinos H. Katsanos,Dimitrios K. Christodoulou,Luísa Barros,Fernando Magro,Natalia Pedersen,Jens Kjeldsen,Zsuzsanna Vegh,Peter L. Lakatos,Peter L. Lakatos,Carl Eriksson,Jonas Halfvarson,Mathurin Fumery,Corinne Gower-Rousseau,Marko Brinar,Marko Brinar,Silvija Čuković-Čavka,Silvija Čuković-Čavka,Inna Nikulina,Elena Belousova,Sally Myers,Shaji Sebastian,Gediminas Kiudelis,Limas Kupčinskas,Doron Schwartz,Selwyn Odes,I. Kaimakliotis,D. Valpiani,Renata D'Incà,Riina Salupere,Stefania Chetcuti Zammit,Pierre Ellul,Dana Duricova,Martin Bortlik,Adrian Goldis,Hendrika Adriana Linda Kievit,Alina Toca,Svetlana Turcan,Jóngerð Midjord,K R Nielsen,Karina Winther Andersen,Vibeke Andersen,Ravi Misra,Naila Arebi,Pia Oksanen,Pekka Collin,Luísa Castro,Vicent Hernandez,Ebbe Langholz,Pia Munkholm +49 more
TL;DR: Patients in this population-based cohort of unselected patients with UC were treated more aggressively with immunomodulators and biological therapy than in cohorts from the previous two decades, but their disease outcomes, including colectomy rates, were no different.