Table 2

Inter-rater proportion of agreement in qualitative assessment of belonging to the ‘normal’ or ‘SDS’ category

‘Normal’‘SDS’ categoryTotal
Rater 2, episode A*
 Rater 1
  'Normal'6511
  'SDS' category25860
  Total86371
Rater 2, episode B
 Rater 2, episode A
  'Normal'718
  'SDS' category26163
  Total96271
  • * Proportion of overall agreement: (58+6)/71=90%; proportion of positive agreement ‘Yes’: 2.58/(63+60)=94%; proportion of negative agreement ‘No’: 2.6/(8+11)= 63%.

  • Proportion of overall agreement: (61+7)/71=96%.

  • SDS, scleroderma spectrum.