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Table 1 Demographic characteristics of patients and normal subjects

From: KIAA1199 as a potential diagnostic biomarker of rheumatoid arthritis related to angiogenesis

  Normal Inactive rheumatoid arthritis (disease activity score in 28 joints <3.2) Active rheumatoid arthritis (disease activity score in 28 joints >3.2) Osteoarthritis AS
Number 15 19 25 15 15
Age, years 47.2 ± 9.91 53.64 ± 6.32 57.56 ± 9.75 54.65 ± 8.43 38.75 ± 9.34
Male/female, n 6/9 8/11 10/15 7/8 8/7
Serum C-reactive protein, mg/dl 0.19 ± 0.09 0.20 ± 0.07 1.37 ± 0.89 0.18 ± 0.04 0.38 ± 0.17
Disease activity in 28 joints, score 0.94 ± 0.41 2.57 ± 1.35 5.38 ± 3.93 NA NA
Erythrocyte sedimentation rate, mm/h 9.83 ± 3.06 28.35 ± 13.41 47.36 ± 29.41 10.57 ± 2.44 36.9 ± 13.52
Duration of disease, years NA 4.1 ± 2.7 8.3 ± 4.3 6.4 ± 2.9 10.6 ± 5.8
Bath ankylosing spondylitis disease activity index, score NA NA NA NA 7. 85 ± 5.24
Non-steroidal anti-inflammatory drug usage, % NA 78.3 81.3 NA 46.6
Disease-modifying anti-rheumatic drug usage, % NA 63.5 65.1 NA 38.9
  1. Values are expressed as mean ± SD unless stated otherwise. NA, not applicable.