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We read with interest the report by Whittall Garcia et al 1 on ominosity, a proxy for the threatening role of the 2019 European League Against Rheumatism (EULAR)/American College of Rheumatology (ACR) Systemic Lupus Erythematosus (SLE) Classification Criteria Score; in this article, the authors propose that a score of ≥20 predicts disease severity within 5 years of disease diagnosis. We would like to congratulate the authors for their novel approach in using these criteria as predictors. In their study, the authors included two cohorts: (1) a single-centre inception cohort that included 867 patients with SLE with a mean disease duration, from diagnosis to the first visit of 0.2 years in which they developed the concept, and (2) a validation cohort that included 807 patients from the multiethnic, multinational Systemic Lupus International …
Contributors All the authors contributed to the concept and writing of this letter.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Patient and public involvement Patients and/or the public were not involved in the design, conduct, reporting or dissemination plans of this research.
Provenance and peer review Not commissioned; internally peer reviewed.