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Table 2 Comparison of Group 1 and Group II patients

From: Sacroiliitis in children and adolescents with familial Mediterranean fever

Findings Group I (n = 63) Group II (n = 102) P value
Gender (Female/Male), n (%) 25/38 (39.7)/ (60.3) 12/90 (11.8)/ (88.2) < 0.001
Enthesitis, n (%) 28 (44.4) 36 (35.2) 0.18
Heel pain, n (%) 23 (36.5) 42 (41.1) 0.62
Low back pain, n (%) 11 (17.4) 48 (47.0) < 0.001
Ankylosis, n (%) 0 (0) 5 (4.9) 0.07
Positivity of HLA-B27, n (%) 4 (6.3) 51 (50) < 0.001
Leukocyte count, (× 103/mm3) 9800 (7200–12,000) 9720 (6800–11,800) 0.33
CRPa (mg/L) (normal range:0–5) 14.4 (0.8–142) 4.6 (0.1–137) < 0.001
ESRa(mm/hour) (normal range:0–20) 32 (20–120) 16 (1–112) < 0.001
Methotrexate, n (%) 19 (30.1) 24 (23.5) 0.22
Salazopyrin, n (%) 46 (73.1) 87 (85.2) 0.06
Biologic drugs, n (%) 21 (33.3) 32 (31.3) 0.79
  1. CRP C-reactive protein, ESR erythrocyte sedimentation rate, HLA-B27 Human- leucocyte antigen-B27 a These values are the values at the time of diagnosis of spondyloarthropathy