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Table 1 Baseline demographics, mean (SD) or number (%)

From: Joint-specific assessment of swelling and power Doppler in obese rheumatoid arthritis patients

 

Overall

BMI <25

BMI 25–30

BMI >30

P-value

N = 43

N = 17

N = 12

N = 14

BMI1,*

28.9 (9.0)

21.3

(2.3)

27.2

(1.4)

39.5

(7.3)

 

Age (years)*

52.1 (12.9)

49.9

(16.9)

56.6

(7.5)

51.1

(10.5)

0.37

Disease duration (years)*

7.3 (7.8)

7.4

(9.6)

4.0

(3.8)

10.1

(7.2)

0.14

Female**

37 (86%)

17

(100%)

8

(67%)

12

(86%)

0.02

RF2 or CCP3 Positive**

27 (66%)

11

(69%)

9

(75%)

7

(54%)

0.55

DMARD (Y)

40 (93%)

1

(6%)

0

(0%)

2

(14%)

0.48

Biologics (Y)

8 (19%)

2

(12%)

2

(17%)

4

(28%)

0.55

Prednisone (Y)

7 (16%)

3

(18%)

2

(17%)

2

(14%)

0.99

  1. 1Body Mass Index, 2Rheumatoid Factor, 3Cyclic citrullinated peptide, *Mean (SD) and one-way ANOVA, **N (%) and Fisher Exact Test