Demographics and Baseline Characteristics
| Variable | Category | Non-Obese (n=95) | Obese (n=83) | P-value |
|---|---|---|---|---|
| Sex | Female | 61 (64%) | 66 (80%) | 0.02 |
| Male | 34 (36%) | 17 (20%) | ||
| Age | 53±12 | 50±13 | 0.08 | |
| Duration disease | 8 [6, 11] | 12 [7, 14] | <0.001 | |
| Rheumatoid factor | Negative | 20 (21%) | 60 (72%) | <0.001 |
| RF | 12 (13%) | 8 (10%) | ||
| CCP | 17 (18%) | 0 (0%) | ||
| RF/CCP | 46 (48%) | 15 (18%) | ||
| CRP | 35 [10, 51] | 24 [7, 40] | 0.02 | |
| ESR | 37 [14, 59] | 28 [17, 45] | 0.57 | |
| MTX | 15.5±9.2 | 13.5±9.6 | 0.15 | |
| Administration | Infusion | 4 (4%) | 5 (6%) | 0.74 |
| Subcutaneous | 91 (96%) | 78 (94%) | ||
| DAS pre-treatment | 5.6±0.7 | 5.4±0.8 | 0.06 | |