Simen S. Vatn

Lillehammer, Norway

Last Updated: 09/26/2026

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Found 19 publications

Anxiety and depression in newly diagnosed patients with inflammatory bowel disease (the IBSEN III study) compared with the general population in Norway.

Anxiety and depression in newly diagnosed patients with inflammatory bowel disease (the IBSEN III study) compared with the general population in Norway.

Journal: Journal of Crohn's & colitis

Published: March 13, 2026

Predicting severe inflammatory bowel disease: a risk matrix model based on the IBSEN III inception cohort.

Predicting severe inflammatory bowel disease: a risk matrix model based on the IBSEN III inception cohort.

Journal: Scandinavian journal of gastroenterology

Published: June 08, 2025

Prevalence of Irritable Bowel Syndrome Based on Rome IV Criteria in Patients in Biochemical and Endoscopic Remission From Newly Diagnosed Inflammatory Bowel Disease: One- and Three-Year Results (the IBSEN III Cohort).

Prevalence of Irritable Bowel Syndrome Based on Rome IV Criteria in Patients in Biochemical and Endoscopic Remission From Newly Diagnosed Inflammatory Bowel Disease: One- and Three-Year Results (the IBSEN III Cohort).

Journal: Inflammatory bowel diseases

Published: November 14, 2024

Microbial Patterns in Newly Diagnosed Inflammatory Bowel Disease Revealed by Presence and Transcriptional Activity - Relationship to Diagnosis and Outcome.

Microbial Patterns in Newly Diagnosed Inflammatory Bowel Disease Revealed by Presence and Transcriptional Activity - Relationship to Diagnosis and Outcome.

Journal: Clinical and experimental gastroenterology

Published: November 06, 2024

Low Surgery Rates in Early Crohn's Disease: Results from a Prospective Population-Based Inception Cohort-The Inflammatory Bowel Disease in South-Eastern Norway III Study.

Low Surgery Rates in Early Crohn's Disease: Results from a Prospective Population-Based Inception Cohort-The Inflammatory Bowel Disease in South-Eastern Norway III Study.

Journal: Inflammatory bowel diseases

Published: August 26, 2024

Clinical course of ulcerative colitis: Frequent use of biologics and low colectomy rate first year after diagnosis-results from the IBSEN III inception cohort.

Clinical course of ulcerative colitis: Frequent use of biologics and low colectomy rate first year after diagnosis-results from the IBSEN III inception cohort.

Journal: Alimentary pharmacology & therapeutics

Published: January 10, 2024

Fatigue in Patients with Newly Diagnosed Inflammatory Bowel Disease: Results from a Prospective Inception Cohort, the IBSEN III Study.

Fatigue in Patients with Newly Diagnosed Inflammatory Bowel Disease: Results from a Prospective Inception Cohort, the IBSEN III Study.

Journal: Journal of Crohn's & colitis

Published: April 12, 2023

Analysis of Systemic Epigenetic Alterations in Inflammatory Bowel Disease: Defining Geographical, Genetic and Immune-Inflammatory influences on the Circulating Methylome.

Analysis of Systemic Epigenetic Alterations in Inflammatory Bowel Disease: Defining Geographical, Genetic and Immune-Inflammatory influences on the Circulating Methylome.

Journal: Journal of Crohn's & colitis

Published: August 27, 2022

Mucosal Gene Transcript Signatures in Treatment Naïve Inflammatory Bowel Disease: A Comparative Analysis of Disease to Symptomatic and Healthy Controls in the European IBD-Character Cohort.

Mucosal Gene Transcript Signatures in Treatment Naïve Inflammatory Bowel Disease: A Comparative Analysis of Disease to Symptomatic and Healthy Controls in the European IBD-Character Cohort.

Journal: Clinical and experimental gastroenterology

Published: October 18, 2021

Characterisation of the Circulating Transcriptomic Landscape in Inflammatory Bowel Disease Provides Evidence for Dysregulation of Multiple Transcription Factors Including NFE2, SPI1, CEBPB, and IRF2.

Characterisation of the Circulating Transcriptomic Landscape in Inflammatory Bowel Disease Provides Evidence for Dysregulation of Multiple Transcription Factors Including NFE2, SPI1, CEBPB, and IRF2.

Journal: Journal of Crohn's & colitis

Published: October 11, 2021

Inflammatory bowel disease in South-Eastern Norway III (IBSEN III): a new population-based inception cohort study from South-Eastern Norway.

Inflammatory bowel disease in South-Eastern Norway III (IBSEN III): a new population-based inception cohort study from South-Eastern Norway.

Journal: Scandinavian journal of gastroenterology

Published: June 22, 2021

Serum proteomic profiling at diagnosis predicts clinical course, and need for intensification of treatment in inflammatory bowel disease.

Serum proteomic profiling at diagnosis predicts clinical course, and need for intensification of treatment in inflammatory bowel disease.

Journal: Journal of Crohn's & colitis

Published: November 17, 2020

Showing 1-12 of 19

Last Updated: 09/26/2026