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Table 2 Comparison of the results of the classification systems

From: Performance of ENMC and EULAR/ACR classification systems applied to a single tertiary center cohort of dermatomyositis patients

Comb ENMC (2003) EULAR/ACR (2017) Amount % κ
1 Definite DM High probability 11/30 36,7 0.400
2 Definite DM Possible IIM 3/30 10
3 Probable DM High probability 4/30 13,3
4 Probable DM Possible IIM 8/30 26,7 0.324
5 Possible DM sine dermatitis High probability 1/30 0,03
6 Possible DM sine dermatitis Possible IIM 1/30 0,03
7 Possible DM sine dermatitis Low probability 1/30 0,03
8 Amyopathic DM Possible IIM 1/30 0,03
  1. ENMC European Neuromuscular Centre, EULAR European League Against Rheumatism, ACR American College of Rheumatology, DM dermatomyositis, IIM idiopathic inflammatory myopathies