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Table 3 Sensitivity and specificity of the response scores compared with DAS28 set at equal specificity

From: DAS28 best reflects the physician's clinical judgment of response to infliximab therapy in rheumatoid arthritis patients: validation of the DAS28 score in patients under infliximab treatment

  Sensitivity and specificity of the different response scores Sensitivity of DAS28 at the same specificity level
  Specificity (%) Sensitivity (%) Sensitivity (%) According DAS28 score
No moderate DAS response 83.3 46.7 67.5 4.8
No good DAS response 42.4 96.3 97.3 3.1
No ACR20 response 64.2 69.6 80.0 4.0
No ACR50 response 33.6 85.9 97.5 2.9
  1. DAS, disease activity score.