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Table 3 Comparison of rheumatoid arthritis patients with regard to waist circumference (NCEP)

From: High prevalence of obesity in rheumatoid arthritis patients: association with disease activity, hypertension, dyslipidemia and diabetes, a multi-center study

Variable Normal WC n = 488 (100.0%) Increased WC n = 250 (100.0%) Total
n = 767 (100%)
p-value
Female sex (n; %) 442 (93.2) 225 (78.1) 667 (86.9) 0.082
Non-white race/color (n; %) 195 (41.1) 109 (37.8) 304 (39.6) 0.111
Age (mean ± SD) 52.8 ± 12.6 58.4 ± 12.0) 57 ± 12.0 < 0.001
Disease duration (mean ± SD) 12.9 ± 9.2 12.7 ± 8.2 12.8 ± 8.9 0.866
Diabetes mellitus (n; %) 27 (5.6) 89 (30.9) 116 (15.1) < 0.001
Systemic arterial hypertension (n; %) 172 (36.2) 209 (72.5) 381 (49.6) < 0.001
Dyslipidemia (n; %) 122 (25.7) 134 (46.5) 256 (33.3) < 0.001
Family history of CVD (n; %) 81 (17.1) 47 (16.3) 128 (16.7) 0.290
Smoking (n; %) 66 (13.9) 27 (9.3) 93 (12.1) 0.371
Use of methotrexate (n; %) 350 (73.8) 165 (57.3) 515 (67.1) 0.866
Use of prednisone (n; %) 329 (69.4) 149 (51.7) 478 (62.3) 0.212
Use of leflunomide (n; %) 169 (34.6) 99 (39.6) 268 (34.9) 0.060
C-reactive protein (mean ± SD) 16.4 ± 42.7 28.3 ± 131.9 20.1 ± 82.1 0.087
Rheumatoid factor (n; %) 353 (74.5) 168 (58.3) 521 (67.9) 0.655
DAS28 (mean ± SD) 3.98 ± 1.54 4.29 ± 1.50 4.08 ± 1.53 0.012
  1. SD standard deviation, WC waist circumference, CVD cardiovascular disease, DAS28 disease activity score in 28 joints, NCEP National Cholesterol Education Program Adult Treatment Panel III