Evidence map›Paper›PMID 40617585›Full record

ArticleRMD open2025

Validation of patient-reported outcome measures for dactylitis, psoriatic skin and nail disease, and uveitis in patients with psoriatic arthritis in routine care.

Louise Majormoen Nielung, Lene Dreyer, Lone Skov, Merete Lund Hetland, Bente Glintborg

Abstract readValidation Study
In one paragraph

Article in RMD open, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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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

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3 · Its place in the literature

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No citing paper in PubMed yet.

4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Louise Majormoen NielungCentre for Rheumatology and Spine Diseases, Rigshospitalet, Copenhagen Center for Arthritis Research, Glostrup, Denmark.ORCID 0009-0000-2903-3058
Lene DreyerDepartment of Rheumatology, Aalborg University Hospital, Aalborg, Denmark.
Lone SkovDepartment of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark.
Merete Lund HetlandCentre for Rheumatology and Spine Diseases, Rigshospitalet, Copenhagen Center for Arthritis Research, Glostrup, Denmark.ORCID 0000-0003-4229-6818
Bente GlintborgCentre for Rheumatology and Spine Diseases, Rigshospitalet, Copenhagen Center for Arthritis Research, Glostrup, Denmark glintborg@dadlnet.dk.ORCID 0000-0002-8931-8482

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIn routine care, Danish patients with psoriatic arthritis are monitored in the DANBIO registry. In March 2022, patient-reported outcome measures (PROMs) on selected non-musculoskeletal manifestations (NMM) were implemented.

aimTo validate PROMs for current dactylitis, skin and nail psoriasis, and recent uveitis in patients with psoriatic arthritis.

methodsAdaptive cross-sectional study. Patients in the rheumatologic clinic answered PROMs with 'yes'/'no'/'do not know' and assessed the extent of skin psoriasis and number of dactylitis-affected digits in DANBIO. PROM entries were compared with the physician's assessments (physical examination, review of patient file), with the physician being the gold standard. With 134 patients included, 20% had incorrectly reported dactylitis; therefore, a dactylitis photo was added to the PROM. Sensitivity, specificity, positive and negative predictive values, accuracy and Cohen's kappa were calculated. Level of agreement for dactylitis count was explored by Bland-Altman plot. From patient 200, the physician was blinded to PROs.

resultsWe included 300 patients (51% female, median age=55 years), with a median disease duration of 8 years, where 43% received biologic treatment. According to the physician's assessment, 41 (14%) patients had current dactylitis, 164 (55%) psoriasis, 163 (54%) nail psoriasis and 3 (1%) recent uveitis. For the dactylitis PROM, the sensitivity/specificity/Cohen's kappa was 0.89/0.81/0.57, psoriasis 1.0/0.94/0.95, nail psoriasis 0.76/0.94/0.66 and uveitis 1.00/0.99/0.59. Agreement on psoriasis extent was 90%. Patient-reported dactylitis count was on average 1.0 unit higher than physician-reported but decreased to 0.7 after adding the dactylitis photo. Results were similar irrespective of blinding.

conclusionPatients reliably self-report dactylitis, psoriasis, and uveitis and the PROMs are valuable for monitoring NMMs in routine care.

Indexed as

Arthritis, PsoriaticNail DiseasesPatient Reported Outcome MeasuresPsoriasisUveitisAdultAgedCross-Sectional StudiesDenmarkFemaleHumansMaleMiddle AgedSeverity of Illness IndexArthritis, PsoriaticPatient Reported Outcome MeasuresPsoriasisSensitivity and SpecificityUveitis

Identifiers

PMID40617585
PMCPMC12228475

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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.