Table 2

Characteristics of patients with systemic sclerosis

Disease characteristic
N = 49

Systemic sclerosis subset, number (percentage)

     Diffuse cutaneous systemic sclerosis
4 (8%)
     Limited cutaneous systemic sclerosis
45 (92%)
Disease duration, years
6 (2–12)
Raynaud phenomenon duration, years
11 (6–25)
Antibody, number (percentage)

     Scl70 (topoisomerase 1)
4 (8%)
     Centromere
22 (45%)
     Nuclear ribonucleoprotein
2 (4%)
     Antinuclear antibodies, not specified
17 (35%)
     None
4 (8%)
EScSG disease activity index
0.5 (0.5–1.5)
Medsger severity scale score
6.0 (4.5–7.0)
Modified Rodnan skin score
7.0 (4.5–14.0)
Prednisolone use, number (percentage)

     None
28 (57%)
     Former
13 (27%)
     Current
8 (16%)
Cumulative prednisolone dose, grams
3.6 (1.9–16.1)
Immunosuppressive agents, number (percentage)

Never used
25 (51%)
Former or current users
24 (49%)
     Methotrexate

          Current
12
          Former
7
     Cyclophosphamide

          Current
2
          Former
4
     Azathioprine

          Current
3
          Former
3
     Cyclosporin

          Current
0
          Former
1

Unless stated otherwise, data are expressed as mean ± standard deviation when normally distributed and as median (interquartile range) when non-normally distributed. EScSG, European Scleroderma Study Group.

Hettema et al. Arthritis Research & Therapy 2008 10:R49   doi:10.1186/ar2408