| Component summary/scale score | Adjusted analyses, mean change (95% CI) from baseline until 6 months* | P values | |
| RA | PsA | ||
| PCS | 5.6 (5.2 to 6.0) n=2605 | 5.4 (4.8 to 5.9) n=1034 | 0.49 |
| MCS | 2.5 (2.2 to 2.9) n=2605 | 2.1 (1.5 to 2.6) n=1034 | 0.18 |
| SF-6D | 0.04 (0.04 to 0.05) n=1832 | 0.04 (0.03 to 0.05) n=721 | 0.42 |
| Physical functioning | 5.8 (5.4 to 6.3) n=2676 | 6.3 (5.6 to 7.0) n=1052 | 0.26 |
| Role physical | 5.6 (5.2 to 6.1) n=2670 | 5.6 (5.0 to 6.2) n=1048 | 0.91 |
| Bodily pain | 6.7 (6.3 to 7.0) n=2675 | 5.8 (5.3 to 6.3) n=1051 | 0.005 |
| General health | 1.7 (1.4 to 2.1) n=2659 | 1.3 (0.9 to 1.8) n=1050 | 0.17 |
| Vitality | 4.7 (4.3 to 5.1) n=2668 | 3.9 (3.3 to 4.4) n=1051 | 0.02 |
| Social functioning | 4.7 (4.3 to 5.1) n=2687 | 4.4 (3.8 to 5.0) n=1054 | 0.39 |
| Role emotional | 3.1 (2.6 to 3.6) n=2657 | 3.4 (2.7 to 4.2) n=1045 | 0.44 |
| Mental health | 3.2 (2.9 to 3.6) n=2665 | 2.5 (2.0 to 3.0) n=1052 | 0.02 |
*Estimated marginal means.
MCS, Mental Component Summary; PCS, Physical Component Summary; PsA, psoriatic arthritis; RA, rheumatoid arthritis; SF-6D, Short Form-6 dimensions utility score.