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Table 2 Proportion of hands showing different features of arthritis on magnetic resonance imaging

From: Low-field magnetic resonance imaging study on carpal arthritis in systemic sclerosis - low-grade erosive arthritis of carpal bones is an unexpected and frequent disease manifestation

  Erosion Bone marrow edema Synovitis Joint effusion Tenovaginitis
Signs of arthritis      
   Not present/indeterminate 13 63 32 42 76
   Present 87 37 68 58 24
   Severe 3 16 13 0 0
Affected joints in affected hands 2.2 ± 1.6 (1 to 6) 1.6 ± 1 (1 to 4) 4.1 ± 2.6 (1 to 9) 4.2 ± 2.6 (1 to 10) N/A
  1. Data presented as percentage or mean number ± standard deviation (range). For definition of definite or severe please refer to Materials and methods. N/A, not applicable.