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Table 1 Clinical and demographical data of patients with early arthritis

From: A comparison of ultrasound and clinical examination in the detection of flexor tenosynovitis in early arthritis

Variable Values
Number of patients 33
  Median (IQR)
Age, years 43 (27-53)
DAS 28 5.8 (4.6-6.8)
HAQ 0.8 (0.5-1.2)
Duration of the disease, weeks 52 (16-65)
VAS of disease activity 50 (30-80)
Early morning stiffness (min) 45 (25-120)
Joint count for swelling 5 (4-10)
Joint count for tenderness 9 (6-14)
ESR (mm) 35 (28-66)
CRP (mg/dl) 20 (12.5-35)
  N (%)
Femal 22 (66.7)
Education level  
   No formal education 5 (15.2)
   Primary school 10 (30.3)
   Secondary school 11 (33.3)
   High school 8 (21.2)
Rhematoid factor 15 (45.5)
Diagnostic  
   Rheumatoid arthritis 20 (60.6)
   Undifferentieted oligoarthritis 13 (39.4)
  1. IQR: interquartiles ranges; NSAIDs: non steroidal antiinflammatory drugs; ESR: erythrocyte sedimentation rate; CRP: C-reactive protein