Research Article
Semiquantitative Evaluation of Extrasynovial Soft Tissue Inflammation in the Shoulders of Patients with Polymyalgia Rheumatica and Elderly-Onset Rheumatoid Arthritis by Power Doppler Ultrasound
Table 1
Demographic and clinical characteristics of patients at the time of US examination.
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a, data after one-year follow-up; b, mean ± standard deviation; c, ; ACPA, anti-citrullinated peptide antibody; CRP, C-reactive protein; ESR, erythrocyte sedimentation rate; MMP-3, matrix metalloproteinase 3; pm-EORA, elderly-onset rheumatoid arthritis with PMR-like onset; PMR, polymyalgia rheumatica; RF, rheumatoid factor; US, ultrasound. |