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Table 1 Participant demographics and clinical characteristics

From: Assessment of foot and ankle muscle strength using hand held dynamometry in patients with established rheumatoid arthritis

  Cases Control p-value
Age, mean (SD) years 66.8 (15.0) 67.9 (12.9) 0.83
Body mass index, mean (SD), kg/m2 26.3 (2.4) 25.4 (4.1) 0.06
HAQ-DI, mean (SD) 0.54 (0.4) 0.1 (0.2) < 0.01
Disease duration, mean (SD) years 22.0 (14.1)   
Rheumatoid factor positive, n (%) 12 (86%)   
Anti-CCP positive, n (%) 5 (36%)   
X-ray erosions, n (%) 8 (57%)   
CRP, mg/L mean (SD) 4.9 (4.5)   
Medications     
DMARD use, n (%) 9 (64%)   
NSAID use, n (%) 5 (36%)   
Biologic use, n (%) 2 (14%)   
Corticosteroid use, n (%) 5 (36%)