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Table 1 Characteristics of patients with SLE by disease activity status

From: Cytokine profiling in active and quiescent SLE reveals distinct patient subpopulations

  SLE (n = 96) Healthy subject (n = 13) p value
Age (years) 50.7 (43.9, 58.8) 40.0 (31.5, 48.5) 0.012
Gender (female) 95 (99.0%) 12 (92.3%) 0.626
Ethnicity    1.000
 Caucasian 74 (77.1%) 13 (100%)  
 Black Caribbean 6 (6.3%)  
 Black African 3 (3.1%)  
 Indian 2 (2.1%)  
 Pakistani 3 (3.1%)  
 Chinese 1 (1.0%)  
 Other 3 (3.1%)  
Disease duration (years) 11.7 (6.84, 21.4)
≥ 4 ACR criteria 82 (85.4%)
ACR criteria   
 Malar rash 54 (56.3%)   
 Discoid rash 16 (16.7%)  
 Photosensitivity 60 (62.5%)  
 Oral ulcers 54 (56.3%)  
 Arthritis 62 (64.6%)  
 Serositis 32 (33.3%)  
 Renal 26 (27.1%)  
 Neurological 10 (10.4%)  
 Haematological 57 (59.4%)  
 Immunological 48 (50.0%)  
 ANA 82 (85.4%)  
Oral prednisolone use 41/93 (44.1%)  
Antimalarial use 66/93 (71.0%)  
Immunosuppressant use 32/92 (34.8%)  
  1. Results show the number (percentage) or median (IQR) values. The Mann-Whitney U test or Fisher’s exact test was used to compare values in the active and the inactive groups
  2. SLE systemic lupus erythematosus, ACR American College of Rheumatology, ANA antinuclear antibody