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Table 3 Correlation coefficients between sum scores power Doppler (PD) of the different joint combinations

From: Comparisons of 7- to 78-joint ultrasonography scores: all different joint combinations show equal response to adalimumab treatment in patients with rheumatoid arthritis

 

PD 12-joint score

PD 28-joint score

PD 44-joint score

PD 78-joint score

PD 7-joint score

0.89/ 0.89

0.92/ 0.94

0.94/ 0.93

0.95/ 0.95

PD 12-joint score

 

0.81/ 0.85

0.86/ 0.85

0.86/ 0.89

PD 28-joint score

  

0.94/ 0.95

0.93/ 0.95

PD 44-joint score

   

0.95/ 0.98

  1. Spearman's rank correlation coefficients between sum scores PD of the different joint combinations at baseline and at 12 months follow-up (in bold italics) (P < 0.001 for all the correlations).