Evidence map›Paper›PMID 38085383›Full record

ArticleArchives of dermatological research2023

The bidirectional causal association between psoriasis and psychological illnesses: a 2-sample Mendelian randomization study.

Saisai Liu, Kezhen Yang, Huachao Zhang, Qingqing Yang, Yanping Bai

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In one paragraph

Article in Archives of dermatological research, 2023. 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
0.5field-weighted citation impact, top 29% of its field
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, 3 citations in OpenAlex.

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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

5 authors at 3 institutions in 1 country.

Saisai Liu *Beijing University of Chinese Medicine, Beijing, China.
Kezhen Yang *Beijing University of Chinese Medicine, Beijing, China.
Huachao ZhangBeijing University of Chinese Medicine, Beijing, China.
Qingqing YangWeihaiwei People's Hospital, No.70, North Qingdao Road, Weihai, 264200, Shandong, China. 673075733@qq.com.
Yanping BaiChina-Japan Friendship Hospital, No.2, Sakurakuen East Street, Beijing, 10029, China. zhi@Tsinghua.edu.cn.
Beijing University of Chinese Medicine · CNChina-Japan Friendship Hospital · CNWeihai Municipal Hospital · CN

Funding

National Natural Science Foundation of China 82074445
6 · The paper itself

Abstract

There have been reports of association between psoriasis and psychological illnesses. Nevertheless, it is not easy to draw conclusions with high quality causality from conventional observational studies. The objective of this study was to evaluate the causality of psoriasis and psychological illnesses. All summary-level data from genome-wide association studies for psoriasis and psychological illnesses were collected from Neale Lab and MRC Integrative Epidemiology Unit. Bidirectional Mendelian randomization analysis was performed to determine the random orientation with an independent genetic variation. The main estimated effects are derived using Inverse-Variance Weighted, weighted median, and MR Egger methods. Multiple data sets were validated against each other, and a series of sensitivity studies were conducted to ensure the reliability of the results. Mendelian randomization analysis revealed a causal effect of psoriasis [odds ratio (OR) 1·34, 95% confidence interval (CI) 1·21-1·46, P < 0.001; and OR 1.28, CI 1.17-1.39, P < 0.001] on psychological illnesses, and vice versa (OR 1.23, CI 1.14-1.31, P < 0.001; and OR 1.21, CI 1.11-1.31, P < 0.001). The results were supported by a series of sensitivity analyses. The findings of this Mendelian randomization study support a causal effect between psoriasis and psychological illnesses, and vice versa.

Indexed as

Genome-Wide Association StudyPsoriasisHumansMendelian Randomization AnalysisOdds RatioReproducibility of ResultsMendelian randomizationPsoriasisPsychological illnesses

Identifiers

PMID38085383
OpenAlexW4389625259

What OpenQuestion holds

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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.