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Table 1 Baseline clinical and MRI characteristics of all patients and separately for patients that have and have not achieved DMARD-free sustained remission

From: Does the presence of magnetic resonance imaging-detected osteitis at diagnosis with rheumatoid arthritis lower the risk for achieving disease-modifying antirheumatic drug-free sustained remission: results of a longitudinal study

  All patients (n = 238) DMARD-free sustained remission (n = 46) No remission (n = 192)
Clinical characteristics
 Age in years, mean (SD) 57 (14) 62 (13) 55 (14)
 Female gender, n (%) 157 (66) 28 (61) 129 (67)
 Symptom duration in weeks 15 (7–32) 14 (5–21) 17 (7–34)
 Symptom duration > 12 weeks, n (%) 100 (42) 20 (44) 80 (42)
 HAQ score, mean (SD) 0.9 (0.6) 1.1 (0.5) 1.0 (0.9)
 68-TJC 8 (4–14) 9 (5–17) 8 (4–13)
 66-SJC 5 (2–10) 8 (3–13) 5 (2–10)
 CRP mg/L 9 (3–21) 17 (9–27) 8 (3–20)
 ESR mm/h, mean (SD) 30 (24) 33 (25) 29 (24)
 ACPA-positive, n (%) 120 (50) 6 (13) 114 (59)
 RF-positive, n (%) 140 (59) 16 (35) 124 (65)
MRI characteristics
 BME score 3.5 (1.0–8.0) 4.0 (1.4–7.3) 3.5 (1.0–8.5)
 Synovitis score 5.0 (2.5–9.5) 7.3 (3.0–10.0) 4.5 (2.5–9.5)
 Tenosynovitis score 4.0 (1.5–7.5) 4.5 (1.8–9.3) 4.0 (1.5–7.0)
 Total MRI inflammation score 13.5 (6.5–26.0) 16.5 (6.4–27.6) 12.5 (6.5–25.5)
  1. All values are shown as median (interquartile range) unless indicated otherwise
  2. Values are missing as follows (n): symptom duration (2), HAQ (13), TJC (11), SJC (12), and ESR (2)
  3. ACPA anticitrullinated protein antibodies, BME bone marrow edema, CRP C-reactive protein, DMARD disease-modifying antirheumatic drug, ESR erythrocyte sedimentation rate, HAQ health assessment questionnaire, MRI magnetic resonance imaging, RF rheumatoid factor, SD standard deviation; SJC swollen joint count, TJC tender joint count