Activity index | Biologic-naïve (BTn ) | B iologic-experienced (BTe) | ||||
Baseline (SD) | 12 months (SD) | Δ | Baseline (SD) | 12 months (SD) | Δ | |
BASDAI | 5.5 (2.0) n= 422 | 3.2 (1.0) n= 287 | 2.3 | 5.6 (2.3) n= 424 | 3.9 (2.3) n= 244 | 1.7 |
ASDAS-PCR | 3.2 (1.4) n= 120 | 1.7 (1.0) n= 64 | 1.5 | 3.4 (1.5) n= 95 | 2.0 (0.9) n= 50 | 1.4 |