Evidence map›Paper›PMID 33815483›Full record

ArticleFrontiers in genetics2021

Causal Linkage Between Inflammatory Bowel Disease and Primary Sclerosing Cholangitis: A Two-Sample Mendelian Randomization Analysis.

Ying Xie, Xuejie Chen, Minzi Deng, Yuhao Sun, Xiaoyan Wang, Jie Chen, Changzheng Yuan, Therese Hesketh

Abstract read
In one paragraph

Article in Frontiers in genetics, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed, 2 pooled it
–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

13 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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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

8 authors.

Ying XieCentre for Global Health, Zhejiang University School of Medicine, Hangzhou, China.
Xuejie ChenDepartment of Gastroenterology, The Third Xiangya Hospital, Central South University, Changsha, China.
Minzi DengDepartment of Gastroenterology, The Third Xiangya Hospital, Central South University, Changsha, China.
Yuhao SunCentre for Global Health, Zhejiang University School of Medicine, Hangzhou, China.
Xiaoyan WangDepartment of Gastroenterology, The Third Xiangya Hospital, Central South University, Changsha, China.
Jie ChenCentre for Global Health, Zhejiang University School of Medicine, Hangzhou, China.
Changzheng YuanDepartment of Big Data and Health Science, Zhejiang University School of Medicine, Hangzhou, China.
Therese HeskethCentre for Global Health, Zhejiang University School of Medicine, Hangzhou, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundObservational studies suggest an association between inflammatory bowel disease (IBD) [including ulcerative colitis (UC) and Crohn's disease (CD)] and Primary sclerosing cholangitis (PSC), but the causal association between the two diseases remains unclear.

methodsWe used two-sample Mendelian randomization (MR) to estimate the causal association between IBD and PSC. We chose single nucleotide polymorphisms (SNPs) data for analysis, obtained from previous genome-wide association studies (GWASs). Pleiotropy, heterogeneity, and sensitivity analyses were performed for quality control.

resultsWe found that the causal associations between IBD (both UC and CD) and PSC were significant (e.g., IBD and PSC, Robust adjusted profile score (RAPS) OR = 1.29, 95% CI 1.16∼1.44,

conclusionMR analyses support the positive causal effect of IBD (including UC and CD) on PSC in a European population. We provide suggestions for preventing and treating the two diseases.

Indexed as

Crohn’s diseaseinflammatory bowel diseasemendelian randomizationprimary sclerosing cholangitisulcerative colitis

Identifiers

PMID33815483
PMCPMC8012893

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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.