Evidence map›Paper›PMID 39921356›Full record

ArticleThe Journal of dermatology2025

Prevalence and incidence of comorbidities in patients with atopic dermatitis, psoriasis, alopecia areata, and vitiligo using a Japanese claims database.

Yue Ma, Motohiko Chachin, Tomohiro Hirose, Kouki Nakamura, Nanzhi Shi, Shintaro Hiro, Shinichi Imafuku

Abstract read
In one paragraph

Article in The Journal of dermatology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

  1. Trial
  2. Article
  3. Article
  4. Article
  5. Article
  6. Article
  7. Review
  8. Ophthalmologic Comorbidities in Alopecia Areata.Journal of clinical medicine · 2025
    Review
  9. Article
  10. Article
  11. Article
  12. 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

7 authors.

Yue MaPfizer Japan Inc., Tokyo, Japan.
Motohiko ChachinPfizer Japan Inc., Tokyo, Japan.
Tomohiro HirosePfizer Japan Inc., Tokyo, Japan.ORCID https://orcid.org/0000-0002-9569-6834
Kouki NakamuraPfizer Japan Inc., Tokyo, Japan.
Nanzhi ShiPfizer R&D Japan, Tokyo, Japan.
Shintaro HiroPfizer R&D Japan, Tokyo, Japan.
Shinichi ImafukuDepartment of Dermatology, Fukuoka University, Fukuoka, Japan.

Funding

Pfizer
6 · The paper itself

Abstract

Atopic dermatitis, psoriasis, alopecia areata, and vitiligo have been associated with comorbid conditions, including infections, malignancies, and cardiovascular diseases. This study evaluated the prevalence and incidence rates of these comorbidities in patients from Japan. This retrospective cohort study used data collected from the JMDC claims database between June 2013 and December 2020. Patients with a diagnosis of atopic dermatitis, psoriasis, alopecia areata, or vitiligo were matched (1:1) by age, sex, and index month with individuals with no claims records for atopic dermatitis, psoriasis, alopecia areata, or vitiligo diagnosis. Data included 691 338, 51 988, 43 692, and 8912 patients in the atopic dermatitis, psoriasis, alopecia areata, and vitiligo cohorts, respectively, and matched controls. The most prevalent comorbidities in the atopic dermatitis cohort versus matched controls included allergic rhinitis (47% vs 37%), conjunctivitis (33% vs 23%), asthma (27% vs 20%), viral infection (22% vs 15%), and acne (11% vs 3%). Incidence rates per 100 000 person-years of comorbidities in the atopic dermatitis cohort versus matched controls were: venous thromboembolism, 51.4 (95% confidence interval [CI], 48.3-54.7) versus 31.7 (95% CI, 29.2-34.2); lymphoma, 13.8 (95% CI,12.2-15.6) versus 5.7 (95% CI, 4.7-6.8); cutaneous T-cell lymphoma, 1.6 (95% CI, 1.1-2.2) versus 0.1 (95% CI, 0.0-0.4); and herpes zoster, 740.9 (95% CI, 728.8-753.1) versus 397.6 (95% CI, 388.9-406.6). Similar trends were observed in the psoriasis versus nonpsoriasis cohorts, with 95% CIs mostly overlapping for alopecia areata and vitiligo cohorts versus controls. Overall, patients from Japan with dermatologic diseases have a higher prevalence and incidence of certain health conditions, particularly venous thromboembolism, lymphoma, and infections in patients with atopic dermatitis and psoriasis, compared with individuals without these dermatologic diseases.

Indexed as

Alopecia AreataDermatitis, AtopicPsoriasisVitiligoAdolescentAdultAgedChildChild, PreschoolComorbidityDatabases, FactualEast Asian PeopleFemaleHumansIncidenceJapanalopecia areataatopic dermatitisJapanpsoriasisvitiligo

Identifiers

PMID39921356
PMCPMC12056285

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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.