ArticleJournal of clinical medicine2023
Increased Risk of Developing Systemic Lupus Erythematosus and Rheumatoid Arthritis in Patients with Primary Sjögren's Syndrome-A Secondary Cohort Analysis of Nationwide, Population-Based Claims Data.
Article in Journal of clinical medicine, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
What it found
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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.
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.
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Who cites it
2 citing papers in PubMed, 6 citations in OpenAlex.
- Association between primary Sjögren's disease and temporomandibular disorder in Taiwan: a 15-year nationwide cohort, with an exploratory analysis of hydroxychloroquine.BMC oral health · 2026Article
- A Review of the Current Clinical Aspects of Sjögren's Disease: Geographical Difference, Classification/Diagnostic Criteria, Recent Advancements in Diagnostic Methods, and Molecular Targeted Therapy.Journal of clinical medicine · 2025Review
Corrections and comments
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Authors and funding
3 authors at 3 institutions in 2 countries.
Funding
Abstract
backgroundThis retrospective cohort study aimed to examine the risk of developing systemic lupus erythematosus (SLE) and rheumatoid arthritis (RA) in patients with primary Sjögren's syndrome (pSS) compared to controls using data from a nationwide health claims database.
methodsFour distinct cohorts of patients with newly diagnosed pSS were established using Taiwan's National Health Insurance Research Database. Cohorts I and II were created to evaluate the risk of developing SLE and RA, respectively. Cohorts III and IV were assembled similarly to Cohorts I and II but employed a stricter definition, based on catastrophic illness certificate (CIC) status, for identifying patients with pSS. Comparison cohorts of patients without pSS were formed by frequency matching for sex, 5-year age interval, and index year. Incident rate ratios (IRR) for SLE or RA development were determined using Poisson regression models.
resultsPatients with pSS, selected from just outpatient visits or with additional CIC status showed a significantly higher risk of developing SLE or RA compared with the controls. When stratified by age group or sex, the risk of developing SLE was notably higher in the young age group (adjusted IRR 47.24,
conclusionsPatients with pSS exhibited an elevated risk of developing SLE and RA. Rheumatologists should carefully monitor patients with pSS for potential SLE and RA development.
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Registered trials
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