Demographic variable | Maintenance group (n = 69) | Switch group (n = 78) | Overall (n = 147) |
---|---|---|---|
Age, years | 52.6 ± 11.0 | 54.5 ± 11.0 | 53.6 ± 11.0 |
Female, n (%) | 52 (75.4) | 69 (88.5) | 121 (82.3) |
Weight, kg | 59.9 ± 11.6 | 57.2 ± 9.6 | 58.5 ± 10.7 |
Functional status in RA, n (%) | |||
 I | 11 (15.9) | 15 (19.2) | 26 (17.7) |
 II | 50 (72.5) | 45 (57.7) | 95 (64.6) |
 III | 8 (11.6) | 18 (23.1) | 26 (17.7) |
 IV | 0 | 0 | 0 |
Time since RA diagnosis, years | 8.1 ± 8.4 | 7.9 ± 7.8 | 8.0 ± 8.1 |
Previous use of biologics, n (%) | |||
 Week 0†| 11 (15.9) | 8 (10.3) | 19 (12.9) |
MTX dose, mg/week | |||
 Week 52 | 12.6 ± 2.7 | 12.6 ± 2.7 | 12.6 ± 2.7 |
Baseline corticosteroids, n (%) | |||
 Week 0†| 57 (82.6) | 70 (89.7) | 127 (86.4) |
Positive rheumatoid factor test result, n (%) | |||
 Week 0†| 48 (69.6) | 52 (66.7) | 100 (68.0) |
Tender joint count from 68 joints | |||
 Week 0†| 18.4 ± 9.83 | 18.9 ± 10.68 | 18.7 ± 10.26 |
 Week 52 | 1.9 ± 2.48 | 2.2 ± 2.60 | 2.0 ± 2.54 |
Tender joint count from 28 joints | |||
 Week 0†| 11.5 ± 5.90 | 11.5 ± 5.76 | 11.5 ± 5.81 |
 Week 52 | 1.3 ± 1.83 | 1.4 ± 1.91 | 1.3 ± 1.87 |
Swollen joint count from 66 joints | |||
 Week 0†| 13.2 ± 8.09 | 13.5 ± 7.94 | 13.4 ± 7.98 |
 Week 52 | 1.0 ± 1.58 | 1.3 ± 2.04 | 1.2 ± 1.84 |
Swollen joint count from 28 joints | |||
 Week 0†| 9.1 ± 5.42 | 9.1 ± 5.45 | 9.1 ± 5.42 |
 Week 52 | 0.7 ± 1.21 | 0.9 ± 1.46 | 0.8 ± 1.34 |
DAS28-ESR | |||
 Week 0†| 6.300 ± 0.8949 | 6.343 ± 0.9170 | 6.323 ± 0.9039 |
 Week 52 | 3.068 ± 1.0238 | 3.161 ± 0.9745 | 3.117 ± 0.9956 |
ESR, mm/hour | |||
 Week 0†| 51.3 ± 21.75 | 58.4 ± 26.73 | 55.1 ± 24.69 |
 Week 52 | 25.4 ± 15.66 | 29.3 ± 20.88 | 27.5 ± 18.65 |
CRP, mg/dL | |||
 Week 0†| 1.22 ± 1.341 | 1.52 ± 2.152 | 1.38 ± 1.818 |
 Week 52 | 0.20 ± 0.364 | 0.34 ± 0.770 | 0.28 ± 0.616 |
HAQ-DI | |||
 Week 0†| 1.627 ± 0.7281 | 1.458 ± 0.7736 | 1.537 ± 0.7548 |
 Week 52 | 0.792 ± 0.8241 | 0.840 ± 0.7972 | 0.817 ± 0.8075 |
PtAP | |||
 Week 0†| 71.67 ± 20.203 | 65.46 ± 21.722 | 68.37 ± 21.182 |
 Week 52 | 21.43 ± 19.788 | 25.62 ± 22.269 | 23.66 ± 21.173 |
PtGADA | |||
 Week 0†| 69.52 ± 21.619 | 66.58 ± 20.306 | 67.96 ± 20.912 |
 Week 52 | 28.09 ± 23.129 | 26.71 ± 22.575 | 27.36 ± 22.769 |
PhGADA | |||
 Week 0†| 76.09 ± 14.748 | 69.12 ± 17.170 | 72.39 ± 16.400 |
 Week 52 | 18.16 ± 13.625 | 16.49 ± 12.324 | 17.27 ± 12.933 |