Evidence map›Paper›PMID 34212422›Full record

ArticleThe Journal of dermatology2021

Patient characteristics and burden of disease in Japanese patients with generalized pustular psoriasis: Results from the Medical Data Vision claims database.

Akimichi Morita, Nirali Kotowsky, Ran Gao, Reiko Shimizu, Yukari Okubo

Open access · hybridAbstract read
In one paragraph

Article in The Journal of dermatology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed, 1 pooled it
3.2field-weighted citation impact, top 7% 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

32 citing papers in PubMed, 1 synthesis or guideline pooled it, 51 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. Article
  4. Article
  5. Interstitial lung disease in psoriasis: A systematic review and meta-analysis.Sarcoidosis, vasculitis, and diffuse lung diseases : official journal of WASOG · 2026
    Article
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  12. Review
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  15. Article
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  18. Generalized Pustular Psoriasis and Systemic Organ Dysfunctions.International journal of molecular sciences · 2024
    Review
  19. Article
  20. 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

5 authors at 4 institutions in 2 countries.

Akimichi MoritaDepartment of Geriatric and Environmental Dermatology, Nagoya City University Graduate School of Medical Sciences, Nagoya, Japan.ORCID https://orcid.org/0000-0001-8372-3754
Nirali KotowskyBoehringer Ingelheim Pharmaceuticals Inc., Ridgefield, CT, USA.
Ran GaoBoehringer Ingelheim Pharmaceuticals Inc., Ridgefield, CT, USA.ORCID https://orcid.org/0000-0002-7430-5224
Reiko ShimizuNippon Boehringer Ingelheim Co., Ltd., Tokyo, Japan.
Yukari OkuboDepartment of Dermatology, Tokyo Medical University Hospital, Tokyo, Japan.ORCID https://orcid.org/0000-0002-9526-1259
Boehringer Ingelheim (United States) · USBoehringer Ingelheim (Japan) · JPNagoya City University · JPTokyo Medical University Hospital · JP

Funding

Boehringer Ingelheim
6 · The paper itself

Abstract

Generalized pustular psoriasis (GPP) is a rare and severe systemic, neutrophilic skin disease. To date, accurate clinical profiling of patients with GPP remains poorly understood. In this study, we present the characteristics and estimate the burden of disease in patients with GPP compared with those with plaque psoriasis, in Japan. This retrospective study was conducted using the Medical Data Vision database between January 1, 2015, and December 31, 2019. Patients with at least one confirmed inpatient or outpatient diagnostic code for GPP (L40.1) or psoriasis vulgaris (L40.0) were included for analysis. The main outcome measures included comparisons of the prevalence of comorbidities, medication use, and healthcare resource utilization between patients with GPP, patients with plaque psoriasis, and a general population-matched cohort. In total, 718 patients with GPP and 27,773 patients with plaque psoriasis were identified. Patients with GPP were more likely to be female than those with plaque psoriasis (51.6% vs. 38.7%). During the 12-month follow-up period, patients with GPP were more likely to experience comorbidities than those with plaque psoriasis, including psoriatic arthritis, other forms of psoriasis, osteoporosis, interstitial pneumonia, and peptic ulcer disease. Medication use also differed between those with GPP and those with plaque psoriasis: patients with GPP were more likely to be prescribed antibiotics and psychiatric medication. Patients with GPP were also more likely to require more healthcare resource utilization with longer hospitalizations than those with plaque psoriasis. Overall, in Japan, patients with GPP have a higher burden of illness than those with plaque psoriasis.

Indexed as

Cost of IllnessPsoriasisAcute DiseaseFemaleHumansJapanMaleRetrospective Studiesgeneralized pustular psoriasispsoriasispustular psoriasisrarereal-world evidence

Identifiers

PMID34212422
PMCPMC9291902
OpenAlexW3174113153

What OpenQuestion holds

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LicenceCC BY
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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.