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Table 1 Characteristics of patients with OA and RA

From: Decreased Semaphorin3A expression correlates with disease activity and histological features of rheumatoid arthritis

  OA (n = 23) RA (n = 30)
Male/female, n 2/21 6/24
Age, mean ± SD (range, years) 76.6 ± 5.8 (64–84) 69.4 ± 8.1 (55–83)
Disease duration, mean ± SD (years) 10.7 ± 5.1 16.3 ± 9.1
CRP, mean ± SD (mg/dl) 0.16 ± 0.30 1.43 ± 1.21
DAS28-CRP, mean ± SD 3.74 ± 0.84
Medications   
Prednisolone, n (%) NA 17 (56.7)
Methotrexate, n (%) NA 15 (50.0)
Sulfasalazine, n (%) NA 7 (23.3)
Bucillamine, n (%) NA 6 (20.0)
Cyclosporine, n (%) NA 3 (10.0)
Actarit, n (%) NA 1 (3.3)
TNF-α blockade, n (%) NA 4 (13.3)
  1. n, number; OA, osteoarthritis; RA, rheumatoid arthritis; SD, standard deviation; CRP, C-reactive protein; DAS28, 28-joint Disease Activity Score; NA, not applicable.