Table 1 Demographic data, frequency of scleroderma activity based on EUSTAR score and serum Levels of IL-6 and hemoglobin in both groups of the study

Age (years)

52.5 ± 9.3

43.9 ± 9.7

0.001^a

Sex

 Male

8 (26.6%)

12 (40.0%)

0.237^b

 Female

22 (73.4%)

18 (60.0%)

 Disease duration (years)

11.6 ± 6.4

7.4 ± 4.2

0.002^a

Scleroderma activity (EUSTAR score)

 Active

21 (70%)

6 (20%)

 < 0.001

 Inactive

9 (30%)

24 (80%)

 Serum level of IL-6 (pg/mL)

73.1 ± 95.4

46.7 ± 83.6

0.267

 Hemoglobin (gr/dL)

12.5 ± 1.4

13.0 ± 1.7

0.257