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Table 1 Demographic and treatment characteristics of patients with SLE studied at the time of the onset sample

From: Nitrated nucleosome levels and neuropsychiatric events in systemic lupus erythematosus; a multi-center retrospective case-control study

  Model-A NP event Matched controls for model-A NP events Non-A, non-B NP events Matched controls for non-A, non-B NP events
Number of subjects 26 52 190 380
Mean (SD) age 34.4 (7.5) 36.9 (10.9) 33.3 (11.8) 35.3 (11.5)
Gender (female:male) 21:5 42:10 177:13 353:27
Ethnicity 9 W, 6 A-C, 4 SA, 4 EA, 3 H 22 W, 12 A-C, 4 SA, 7 EA, 6 H, 1 other 84 W, 30 A-C, 4 SA, 41 EA, 18 H, 13 other 161 W, 61 A-C, 13 SA, 81 EA, 36 H, 26 other, 2 unknown
Median dose of corticosteroids (mg) 10 0.25 7.5 5
Number (%) taking anti-malarials 16 (61) 22 (42) 140 (74) 222 (58)
Number (%) taking immunosuppressant drugs 13 (50) 10 (19) 71 (37) 144 (38)
  1. Demographic and clinical characteristics of the patients with systemic lupus erythematosus (SLE) studied in all four groups. NP neuropsychiatric, W white, A-C Afro-Caribbean, EA East Asian, SA South Asian, H Hispanic