Table 1 Baseline characteristics of the Biomarker Study population

N

585

% Women

83%

Mean

SD

Age (years)

52.2

12.3

BMI (kg/m²)

27.4

6.1

Disease duration (years)

9.4

8.1

Disease parameters

HAQ

1.51

0.62

VAS pain

54.4

22.1

TJC (n)

28

16

SJC (n)

16

9

DAS28-ESR

6.5

0.93

JSN

11.6

14.4

mTSS

28.4

29.6

ERN

16.6

16.3

Serum biomarkers

CRP (mg/L)

2.13

2.57

C1M (nmol/L)

109

72.0