| http://www.w3.org/ns/prov#value | - The ESR value tends to correlate with clinical disease activity and to parallel such symptoms as morning stiffness and fatigue, although joint examination is far more useful in assessing synovitis.21 The sensitivity of an elevated ESR value is approximately 50 percent in patients with signs of rheumatoid arthritis.23 However, the specificity of an elevated ESR is quite low, limiting its use as a d
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