Rheumatoid arthritis

Patient clustering by serum inflammatory mediators stratifies early disease-modifying antirheumatic drug-naïve rheumatoid arthritis and reveals distinct pathobiological signatures: a prospective observational cohort

Clin Exp RheumatolPublished Post-hoc analysis of a prospective observational cohort

Authors' conclusion

Baseline serum inflammatory mediator profiles can stratify DMARD-naive patients with early RA into subgroups with distinct pathobiological mechanisms.

Study context

Population
Disease-modifying anti-rheumatic drug (DMARD)-naive patients with early rheumatoid arthritis (RA) from a prospective cohort
Participants
204 patients
Comparison
Cluster 1 vs cluster 2 defined by baseline serum inflammatory mediator profiles
Methodological detailsexploratory, hypothesis-generating, unsupervised hierarchical clustering
  • Exploratory
  • Hypothesis-generating
  • Unsupervised hierarchical clustering

Primary result

As reported in the abstract

Patient clusters by 13 baseline serum inflammatory mediators

Low RF titre identified the IL-6-driven subgroup (AUC), in contrast to CRP

0.785

Original publication

Patient clustering by serum inflammatory mediators stratifies early disease-modifying antirheumatic drug-naïve rheumatoid arthritis and reveals distinct pathobiological signatures: a prospective observational cohort. Clin Exp Rheumatol. Published 20 August 2025. doi:10.55563/clinexprheumatol/bx6ql2

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