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Table 1 Characteristics of 791 patients with rheumatoid arthritis from three Brazilian referral centers

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

Variable

N = 791 (100.0%)

Female sex (n; %)

687 (86.9)

Non-white race/color (n; %)

313 (40.1)

Age

 Mean ± SD

54.7 ± 12.0

 Minimum; maximum

21; 85

Age group (n; %)

  < 40 years

89 (11.5)

 40–49 years

159 (20.5)

 50–59 years

257 (33.1)

 60–69 years

190 (24.4)

  ≥ 70 years

82 (10.5)

Disease duration (years)

 Mean ± SD

12.8 ± 8.9

 Minimum; maximum

0; 56

Disease duration (categories)

  < 5 years

135 (17.2)

 5–9 years

193 (24.6)

 10–14 years

183 (23.4)

 15–19 years

115 (14.7)

 20–24 years

78 (10.0)

  ≥ 25 years

79 (10.1)

Increased WC (IDF) (n; %)

288 (37.8)

Increased WC (NCEP) (n; %)

250 (32.6)

BMI

 Mean ± SD

27.1 ± 4.9

 Minimum; maximum

17.0; 47.0

Overweight (BMI > 24.99 & < 30)

514 (64.8)

Obesity (BMI > 29.99)

209 (26.9)

Diabetes mellitus (n; %)

119 (15.0)

Systemic arterial hypertension (n; %)

389 (49.2)

Dyslipidemia (n; %)

265 (34.3)

Family history of CVD (n; %)

129 (16.5)

Smoking (n; %)

93 (13.0)

Use of methotrexate (n; %)

531 (67.3)

Use of prednisone (n; %)

492 (62.6)

Use of leflunomide (n; %)

273 (34.5)

Use of methotrexate + prednisone (n; %)

226 (29.0)

Use of methotrexate + leflunomide (n; %)

44 (5.7)

Use of prednisone + leflunomide (n; %)

70 (9.0)

C-reactive protein

 Mean ± SD

20.2 ± 81.6

 Minimum; maximum

0; 1730

C-reactive protein > 5 (n; %)

395 (61.1)

Rheumatoid factor (n; %)

530 (75.0)

DAS28

 Mean ± SD

4.07 ± 1.54

 Minimum; maximum

0.0; 8.64

DAS28 (categories) (n; %)

 Remission

123 (17.3)

 Low activity

102 (14.4)

 Moderate activity

302 (42.6)

 High activity

182 (25.7)

ESR

 Mean ± SD

28.2 ± 22.1

 Minimum; maximum

0; 150

Metabolic syndrome

 NCEP (n;%)

250 (32.6)

 IDF (n;%)

288 (37.8)

  1. SD standard deviation, IQI interquartile interval, WC waist circumference, CVD cardiovascular disease, ESR erythrocyte sedimentation rate, BMI body mass index, DAS28 disease activity score in 28 joints, IDF International Diabetes Federation, NCEP National Cholesterol Education Program Adult Treatment Panel III