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Table 1 Characteristics of the study participants at baseline.

From: High-density lipoprotein cholesterol subfractions HDL2 and HDL3 are reduced in women with rheumatoid arthritis and may augment the cardiovascular risk of women with RA: a cross-sectional study

  RA patients (n= 45) Healthy controls (n= 45)
Age, mean ± SD (years) 60 ± 10.1 55 ± 7.8
Female, n (%) 32 (71) 32 (71)
Rheumatoid factor positive, n (%) 40 (89) N/A
DAS28, mean ± SD 3.1 ± 1.7 N/A
ESR, median (P25 to P75) 14 (5 to 28.5) N/A
CRP, median (P25 to P75) 0 (0 to 12) N/A
Smoking, n (%) 16 (32) --
BMI, mean ± SD 25 ± (3.3) --
Anti-rheumatic medication, n (%) 15 (33) N/A
   Methotrexate 22 (49) N/A
   Other DMARD 11 (24) N.A
   Biological DMARD 15 (33) N/A
Oral glucocorticoids, n (%) 8 (18) N/A
  1. BMI, body mass index; CRP, C-reactive protein; DAS28, disease activity score (28 joints); DMARD, disease modifying anti-rheumatic drugs; ESR, erythrocyte sedimentation rate; n, number.