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Table 1 Patients’ characteristics

From: Invariant natural killer T cells are functionally impaired in patients with systemic sclerosis

  n = 88
Age—years
 Median 53
 Range 22–88
Sex—no. (%)
 Female 66 (75)
 Male 22 (25)
SSc subtype—no. (%)
 Limited cutaneous SSc 57 (65)
 Diffuse cutaneous SSc 31 (35)
Disease duration—years
 Median 8
 Range 0–40
Erythrocyte sedimentation rate—mm/h
 Mean 14
 Range 0–94
C-reactive protein—mg/dl
 Mean 0.4
 Range 0.01–2.52
Serum gamma globulins—%
 Mean 16
 Range 9.4–38.3
Auto-antibodies—no. (%)
 Anti-nuclear Ab 82 (93)
 Anti-Scl-70 39 (44)
 Anti-centromere Ab 24 (27)
Modified Rodnan skin score (mRSS)
 Mean 8
 Range 0–44
Pretreatment—no. (%)
 Cyclophosphamide 23 (26)
 Rituximab 2 (2)
 Autologous stem cell transplantation 6 (7)
Immunosuppressive therapy at blood draw—no. (%)
 None 37 (42)
 Prednisolone 6 (7)
 Cyclophosphamide 5 (6)
 Mycophenolate 23 (26)
 Azathioprine 5 (6)
 Methotrexate 10 (11)
 Others 3 (3)