Evidence map›Paper›PMID 32296117›Full record

ArticleScientific reports2020

Increased risk of Alzheimer's disease in patients with psoriasis: a nationwide population-based cohort study.

Miri Kim, Hyo Eun Park, Si-Hyung Lee, Kyungdo Han, Ji Hyun Lee

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed, 3 pooled it
2.4field-weighted citation impact, top 10% 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

37 citing papers in PubMed, 3 syntheses or guidelines pooled it, 53 citations in OpenAlex.

  1. Pooled it
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  8. Exploring the role of infectious pathogens in Alzheimer's disease neuroinflammation.Frontiers in cellular and infection microbiology · 2026
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  19. Generalized Pustular Psoriasis and Systemic Organ Dysfunctions.International journal of molecular sciences · 2024
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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 4 institutions in 3 countries.

Miri KimDepartment of Dermatology, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, #10, 63-ro, Yeongdeungpo-gu, 07345, Seoul, Korea.ORCID http://orcid.org/0000-0001-5167-3449
Hyo Eun ParkDepartment of Dermatology, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, #10, 63-ro, Yeongdeungpo-gu, 07345, Seoul, Korea.
Si-Hyung LeeDepartment of Dermatology, Seoul National University Hospital, Seoul, Korea.
Kyungdo HanDepartment of Medical Statistics, College of Medicine, The Catholic University of Korea, #222 Banpo-daero, Seocho-gu, 06591, Seoul, Korea.
Ji Hyun LeeDepartment of Dermatology, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, #222 Banpo-daero, Seocho-gu, 06591, Seoul, Korea. yiji1@hanmail.net.
The Catholic University of Korea Yeouido St. Mary's Hospital · KRCatholic University of Korea · KRSeoul National University Hospital · KRSt. Mary's Hospital · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Although the pathogenesis of Alzheimer's disease (AD) is unclear, neuroinflammation appears to play a role in its development. Psoriasis is a chronic inflammatory skin disease that has recently been found to genetically overlap with AD. We aimed to investigate the risk of AD in patients with psoriasis. Subjects with psoriasis (n = 535,927) and age- and sex-matched controls without psoriasis (at a 5:1 ratio; n = 2,679,635) who underwent ≥3 health examinations between 2008 and 2014 were included, drawn from the Korean National Health Insurance System database. There were 50,209 cases of AD (1.87%) in controls without psoriasis and 11,311 cases (2.11%) in patients with psoriasis, and the median follow-up was 3.35 years. In a multivariable-adjusted model, patients with psoriasis showed a significantly increased risk of AD (hazard ratio, 1.09; 95% CI, 1.07-1.12, p < 0.0001) compared to controls without psoriasis. Among patients with psoriasis, the risk of AD was significantly increased in psoriasis patients not receiving systemic therapy compared to those receiving systemic therapy (hazard ratio, 1.10; 95% CI, 1.08-1.12 vs. hazard ratio, 0.99; 95% CI: 0.90-1.09, p < 0.0001). The incidence of AD was significantly increased in patients with psoriasis compared to control subjects without psoriasis. Of note, systemic treatment for psoriasis was associated with a reduced risk of AD.

Indexed as

AdultAgedAge FactorsAlzheimer DiseaseCase-Control StudiesDermatologic AgentsFemaleFollow-Up StudiesHumansIncidenceMaleMiddle AgedProportional Hazards ModelsPsoriasisRepublic of KoreaRisk AssessmentDermatologic Agents

Identifiers

PMID32296117
PMCPMC7160134
OpenAlexW3016935296

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.