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Table 1 Characteristics of patients with rheumatoid arthritis

From: Diurnal secretion of growth hormone, cortisol, and dehydroepiandrosterone in pre- and perimenopausal women with active rheumatoid arthritis: a pilot case-control study

Variables Rheumatoid arthritis (n = 7) Controls (n = 10)
Age (years) 36.3 ± 3.7 41.8 ± 2.1
Race (n)   
   Caucasian 0 6
   Hispanic 5 0
   African-American 2 4
Duration of rheumatoid arthritis (years) 7.6 ± 2.6 NA
Swollen joint counta 23.2 ± 3.7 NA
Tender joint counta 23.3 ± 2.8 NA
Swollen joint scorea 31.7 ± 6.1 NA
Tender joint scorea 34.0 ± 5.5 NA
Pain (visual analog) scoresb 7.1 ± 0.6 NA
Physical component summary scorec 28.0 ± 2.1 55.3 ± 1.3
Erythrocyte sedimentation rate (mm/hour) 69.1 ± 11.3 15.9 ± 1.6
C-reactive protein (mg/dl) 3.7 ± 1.3 0.4 ± 0.02
Interleukin-6 (pg/ml) 25.6 ± 9.8 5.3 ± 2.4
  1. Values are presented as mean ± standard error of the mean. NA, not applicable. aSixty-eight joints were examined for tenderness, and 66 joints were examined for swelling; bvisual analog scale (cm) ranged from 0 (best) to 10 (worst); cvalues represent percentile scores.