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Table 1 Spearman rank correlation coefficients between inflammatory markers and sum BM/PD scores

From: The neutrophil protein S100A12 is associated with a comprehensive ultrasonographic synovitis score in a longitudinal study of patients with rheumatoid arthritis treated with adalimumab

  Baseline 1 month 3 months 6 months 12 months
S100A12 0.78***/0.75*** 0.68***/0.65*** 0.35/0.27 0.55*/0.45* 0.43/0.43
ESR 0.37/0.48* 0.36/0.35 0.45*/0.42 0.32/0.33 0.35/0.40
CRP 0.33/0.34 0.04/0.11 0.49*/0.35 0.59**/0.43 0.57**/0.55*
  1. CRP = C-reactive protein, ESR = erythrocyte sedimentation rate, BM = B-mode, PD = power Doppler, *p < 0.05, **p < 0.01, ***p < 0.001.