Table 2 Comparison of rheumatoid arthritis patients with regard to waist circumference (IDF)
Variable | Normal WC n = 474 (100.0%) | Increased WC n = 288 (100.0%) | Total n = 762 (100%) | p-value |
|---|---|---|---|---|
Female sex (n; %) | 408 (86.1) | 225 (78.1) | 663 (87.0) | 0.326 |
Non-white race/color (n; %) | 189 (39.8) | 113 (39.2) | 302 (39.6) | 0.902 |
Age (mean ± SD) | 52.6 ± 12.6 | 58.0 ± 10.0 | 54.6 ± 12.0 | < 0.001 |
Disease duration (mean ± SD) | 12.9 ± 9.3 | 12.7 ± 8.1 | 12.8 ± 8.9 | 0.798 |
Diabetes mellitus (n; %) | 27 (5.6) | 90 (31.2) | 117 (15.3) | < 0.001 |
Systemic arterial hypertension (n; %) | 150 (31.6) | 231 (80.2) | 381 (50.0) | < 0.001 |
Dyslipidemia (n; %) | 112 (23.6) | 144 (50.0) | 256 (33.5) | < 0.001 |
Family history of CVD (n; %) | 75 (15.8) | 53 (18.4) | 128 (16.7) | 0.360 |
Smoking (n; %) | 62 (13) | 31 (10.7) | 93 (12.2) | 0.293 |
Use of methotrexate (n; %) | 320 (67.5) | 192 (66.6) | 512 (67.1) | 0.989 |
Use of prednisone (n; %) | 304 (64.1) | 169 (58.6) | 473 (62.0) | 0.090 |
Use of leflunomide (n; %) | 154 (32.4) | 110 (38.1) | 264 (34.6) | 0.109 |
C-reactive protein (mean ± SD) | 16.6 ± 44.0 | 26.7 ± 123.2 | 20.3 ± 82.6 | 0.136 |
Rheumatoid factor (n; %) | 320 (67.5) | 197 (68.4) | 517 (67.8) | 0.456 |
DAS28 (mean ± SD) | 3.99 ± 1.56 | 4.23 ± 1.48 | 4.08 ± 1.53 | 0.047 |