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Table 2 Demographics and SF-36 scores in SSc patients according to the ACR-criteria classification

From: Impaired quality of life in patients with systemic sclerosis compared to the general population and chronic dermatoses

  All SSc patients Limited or diffuse SSc Undifferentiated SSc
Number of patients 41 31 10
Female 88% (36/41) 90 % (28/31) 80% (8/10)
Mean age (min-max) 58 (23-84) 59.6 (33-84) 54 (23-79)
Mean duration of SSc, years (min-max) 9 (2-40) 10.4 (2-40) 5 (2-13)
Mean duration of Raynaud, years (min-max) 12 (2-40) 12.4 (2-40) 7.5 (2-25)
Lung symptoms 41% (17/41) 48% (15/31) 20% (2/10)
Skin involvement 85% (35/41) 94% (29/31) 60% (6/10)
Raynaud phenomenon 100% (41/41) 100% (31/31) 100% (10/10)
Pitting scars 29% (12/41) 35% (11/31) 10% (1/10)
Digital ulcers 15% (6/41) 19% (6/31) 0%
GI-tract involvement 37% (15/41) 45% (14/31) 10% (1/10)
Arthralgia/arthritis 15% (6/41) 19% (6/31) 0%
PAH 12% (5/41) 13% (4/31) 10% (1/10)
Renal crisis 2% (1/41) 3% (1/31) 0%
Calcinosis cutis 22% (9/41) 29% (9/31) 0%
Karnofski index (min-max) 77% (50-100%) 70% (50-100%) 84% (70-100%)
Rodnan score (min-max) 6.7 (1-31) 8.0 (1-31) 2.8 (1-6)
SF-36 scores mean (min-max)    
Physical function 65.8 (5.6-100.0) 61.1 (5.6-100.0) 71.0 (33.3-100.0)
Physical role 66.2 (0.0-100.0) 70.2 (0.0-100.0) 54.6 (0.0-100.0)
Bodily pain 59.0 (22.0-100.0) 58.7 (22.0-100.0) 60.1 (25.0-100.0)
General health 53.6 (15.0-97.0) 51.5 (15.0-92.0) 59.4 (18.8-100.0)
Vitality 54.1 (5.0-95.0) 53.3 (5.0-95.0) 56.5 (35.0-75.0)
Social function 76.6 (0.0-100.0) 75.9 (0.0-100.0) 78.8 (50.0-100.0)
Emotional role 73.1 (0.0-100.0) 76.5 (0.0-100.0) 63.0 (0.0-100.0)
Mental health 72.0 (28.0-100.0) 70.7 (28.0-100.0) 75.8 (52.0-88.0)
  1. PAH: pulmonary arterial hypertension.
  2. GI: gastrointestinal.