Table 1 Clinical and laboratory characteristics of patients with RA evaluated in Brasília University Hospital (n = 30)

Gender (%)

 Women

28 (93.3 %)

8 (89 %)

20 (95 %)

11 (92 %)

17 (94 %)

>0.05*

 Men

2 (6.66 %)

1 (11 %)

1 (5 %)

1 (8 %)

1 (6 %)

Age (years)

50.47 ± 9.9

51.6 ± 10.2

50 ± 10.1

52.3 ± 10.4

49.3 ± 9.7

>0.05^#

Time since diagnosis (years)

6 ± 2.8

5 ± 2.9

6 ± 2.4

6 ± 2.3

6 ± 1.8

>0.05⁺

Education (years)

7.9 ± 2.9

6.6 ± 1.4

8.5 ± 3.1

8.0 ± 3.2

7.9 ± 2.5

<0.05^##

Physical activity

12 (40 %)

5 (55.6 %)

7 (33.3 %)

6 (50 %)

6 (33.3 %)

>0.05**

Smoking (%)

7 (23.3 %)

2 (22.2 %)

5 (23.8 %)

2 (16.7 %)

5 (27.8 %)

>0.05*

Treatment (%)

 Synthetic DMARD

21 (70 %)

7 (77.7 %)

14 (66.6 %)

9 (75 %)

13 (72.2 %)

>0.05*

 Biologic DMARD

9 (30 %)

2 (22.20 %)

7 (33.3 %)

3 (25 %)

5 (27.7 %)

>0.05*

DAS 28

3.47 ± 0.5

3.7 ± 0.3

3.36 ± 0.6

3.6 ± 0.5

3.4 ± 0.5

>0.05⁺

HAQ

0.84 ± 0.4

0.9 ± 0.4

0.8 ± 0.4

0.9 ± 0.4

0.8 ± 0.4

>0.05⁺

Radiographic erosions at initial evaluation (%)

16 (53.3 %)

2 (22.2 %)

14 (66.6 %)

5 (41.7 %)

13 (72.2 %)

<0.05**