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

Figure 5

Correlations between the sum of the hyperemia on the subscapularis tendon scores of bilateral shoulders (Bil-HSScTS) and serum markers for inflammation. (a) Correlation between Bil-HSScTS and serum CRP. (b) Correlation between Bil-HSScTS and serum matrix metalloproteinase 3 (MMP-3). (c) Correlation between Bil-HSScTS and CRP/MMP-3 ratio. CRP/MMP-3 ratio was calculated by dividing serum CRP concentration by serum MMP-3 concentration.
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