Table 2

ACR/EULAR provisional definitions of remission for clinical trials

Boolean-based definition
 At any time point, a patient must satisfy all of the following:
  TJC ≤1
  SJC ≤1
  CRP ≤1 mg/dl
  Patient Global Assessment ≤1 (on a 0–10 scale) (‘all the ways your arthritis affects you’)
Index-based definition
 At any time point, a patient must have SDAI ≤3.3
  • ACR/EULAR, American College of Rheumatology/European League Against Rheumatism; CRP, C reactive protein; SDAI, Simplified Disease Activity Index; SJC, swollen joint count; TJC, tender joint count.