| Greater response | Lesser response |
---|---|---|
Clinical | ||
 CDAI [10] | Remission (≤ 2.8) or LDA (> 2.8 to ≤ 10) TA remission/LDA (≤ 10) | Moderate/high disease activity (> 10) TA moderate/high disease activity (> 10) |
 %∆CDAI [11] |  ≥ 85% decrease | Increase, or < 85% decrease |
 ACR-N [11] |  ≥ ACR70 |  < ACR70 |
Functional | ||
 ∆HAQ-DI [14] | Decrease ≥ 0.22 (MCID) | Increase, or decrease < 0.22 (non-MCID) |
Normalized (< 0.5) | Not normalized (≥ 0.5) |