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Table 1 Demographic and clinical features of patients with systemic lupus

From: IL-1 family cytokines and soluble receptors in systemic lupus erythematosus

Demographic features Value
Female/male ratio 64/10
Age at study (years), median (IQR) 39.5 (30–50)
Disease duration (years), median (IQR) 10 (4–20)
Disease activity (ECLAM), median (IQR) 1.75 (0–3.1)
Clinical manifestations, percentage  
Arthralgia/arthritis 44%
Haematological manifestations 34%
Skin manifestations 23%
Active nephritis 23%
Nervous system involvement 9%
Serositis 5%
Serological features, percentage  
Complement Low C3 levels 63%
Low C4 levels 26%
Anti-DNA Ab CLIF test 46%
ELISA 49%
Anti-complement C1q Ab 52%
  1. ECLAM European Consensus Lupus Activity Measurement, Ab antibodies