CRP and arthritic joint disease: In 22 patients with early arthritis and active disease at baseline (median CRP 66 #x005B;IQR 47–131#x005D;), serum samples were available at a followup time point (a median of 49 weeks #x005B;IQR 24–69#x005D; from the time of initial assessment and sample collection) at which CRP levels were significantly lower (median <5 #x005B;IQR <5 to <5#x005D;).