Evidence map›Paper›PMID 39804716›Full record

ArticleJournal of Crohn's & colitis2025

Childhood-onset inflammatory bowel disease and chronic non-bacterial osteomyelitis: a Swedish nationwide cohort study 2002-2022.

Marianne Malmquist, Siri Voghera, SWIBREG Study Group, Stefan Berg, Robert Saalman, Ola Olén

Abstract read
In one paragraph

Article in Journal of Crohn's & colitis, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

3 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Marianne MalmquistDepartment of Pediatrics, Institute of Clinical Sciences, The Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.ORCID 0000-0003-3910-538X
Siri VogheraDivision of Clinical Epidemiology, Department of Medicine Solna, Karolinska Institutet, Stockholm, Sweden.
SWIBREG Study Group
Stefan BergDepartment of Pediatrics, Institute of Clinical Sciences, The Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Robert SaalmanDepartment of Pediatrics, Institute of Clinical Sciences, The Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Ola OlénDivision of Clinical Epidemiology, Department of Medicine Solna, Karolinska Institutet, Stockholm, Sweden.

Funding

Clinical Research between Stockholm County Council and Karolinska Institutet RS2021-0855Department of Research and Development in the Region of Kronoberg, Sweden 232100-0065Government of Sweden and the County Councils ALFGBG-720131Regional Agreement on Medical TrainingSwedish Research Council 2020-02002
6 · The paper itself

Abstract

BACKGROUND AND

aimsNationwide, population-based studies of chronic non-bacterial osteomyelitis (CNO) in patients with childhood-onset inflammatory bowel disease (IBD) are lacking.

methodsWe used nationwide registers to identify all children in Sweden diagnosed with IBD during 2002-2022 and the occurrence of CNO in this IBD cohort and general population non-IBD comparators. To estimate the temporal associations between IBD and CNO we used Cox regression. We compared clinical data for IBD patients with CNO (IBD+CNO) and the IBD patients without CNO.

resultsWe identified 8244 children with IBD and 82 400 non-IBD comparators. At IBD diagnosis, CNO had been diagnosed in 0.13% (11/8244) of the IBD cohort and 0.03% (26/82 400) of the non-IBD comparators. During follow-up, 13 additional CNO cases occurred in the IBD cohort and 22 in the non-IBD comparators (adjusted hazard ratio = 5.87 [95% CI 2.95-11.66]). The prevalence of CNO among all prevalent children with IBD and prevalent matched non-IBD comparators December 31, 2022 was 0.48% (9/1885) and 0.02% (4/18 567), respectively. Median age at IBD diagnosis was lower in IBD + CNO compared to IBD without CNO (11 vs 14 years [-3 years, 95% CI -5 to -1]). Extraintestinal manifestations (except CNO) were more frequent in IBD + CNO (62% vs 21%, P < .0001). Treatment with biologics was more common in the IBD + CNO group (78% vs 44%, P = .004), prescribed for IBD and/or CNO.

conclusionsWe found a 6-fold increased risk of CNO in childhood-onset IBD compared to non-IBD comparators. Patients with IBD + CNO are characterized by younger age at IBD onset, more frequent extraintestinal manifestations, and higher usage of biologics.

Indexed as

Inflammatory Bowel DiseasesOsteomyelitisAdolescentAge of OnsetChildChild, PreschoolChronic DiseaseCohort StudiesFemaleHumansMalePrevalenceRegistriesSwedenCrohn’s diseasepediatriculcerative colitis

Identifiers

PMID39804716
PMCPMC11791680

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.