Fig. 2

Total healthcare costs (Euro) per patient-year by follow-up year

(A) All SLE patients and the comparator cohort^a and (B) patients with SLE with organ damage and without organ damage

^aPatients with a confirmed SLE diagnosis during the inclusion period were propensity score–matched (1:3) to a comparator cohort without SLE by age, sex, categories of comorbid conditions per CCI, and CCI score

CCI: Charlson comorbidity index; PY: patient-year; SLE: systemic lupus erythematosus