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. 2020 May 5;11:845. doi: 10.3389/fimmu.2020.00845

Table 1.

Baseline characteristics of the population included in the study (n = 37).

Female % (n) 81% (30)
Age years (mean ± SD) 51.3 ± 11.7
Disease duration years (mean ± SD) 6.3 ± 5.8
Smoking status Previous % (n) 38.9% (14)
Current % (n) 22.2% (8)
RF+ % (n) 64.9% (24)
Anti-CCP+ % (n) 64.9% (24)
RF+ or Anti-CCP+ % (n) 70.3% (26)
ESR mm/h (mean ± SD) 31.1 ± 25.8
CRP mg/l mean (mean ± SD) 10.7 ± 20.2
TJ/28 (mean ± SD) 18 ± 8
SJ/28 (mean ± SD) 10 ± 4
VAS GH patient (mean ± SD) 82.1 ± 13.9
VAS GH physician (mean ± SD) 73.7 ± 15.2
VAS pain (mean ± SD) 67.8 ± 24.9
VAS tiredness (mean ± SD) 55.1 ± 25.2
HAQ (mean ± SD) 1.7 ± 0.7
DAS28 (mean ± SD) 6.4 ± 0.9
DMARDs MTX % (n) 24.3% (9)
LFN % (n) 5.4% (2)
MTX+HCQ % (n) 43.3% (16)
MTX+SSZ % (n) 24.3% (9)
MTX+SSZ+HCQ % (n) 2.7% (1)
Steroid treatment % (n) 35.1% (13)
Biopsied joint MCP % (n) 21.6% (8)
Elbow % (n) 2.7% (1)
Knee % (n) 2.7% (1)
Wrist % (n) 73% (27)
US BJ Synovial Thickening (mean ± SD) 2.4 ± 0.6
Power Doppler (mean ± SD) 1.6 ± 1

SD, Standard Deviation; n, number; RF, Rheumatoid Factor; CCP, Cyclic Citrullinated Peptide; ESR, erythrocyte sedimentation rate; CRP, C-Reactive Protein; TJ, Tender Joints; SJ, Swollen Joints; VAS, Visual Analog Scale (0-100); GH, Global Health; HAQ, Health Assessment Questionnaire; DAS, Disease Activity Score; DMARDs, Disease Modifying Anti-Rheumatic Drugs; MTX, methotrexate; LFN, leflunomide; HCQ, hydroxychloroquine; SSZ, sulfasalazine; MCP, metacarpophalangeal; US BJ, Ultrasound Biopsied Joint.