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Table 7 Confusion matrix Normal vs Keratoconus

From: A predictive model for early diagnosis of keratoconus

  Actual group Total Predicted group AUC Accuracy(%) Precision(%) Sensitivity(%) Specificity(%)
Normal KC
Proposed model Normal 82 81 1 0.99 98.18 98.78 97.59 98.78
KC 83 2 81      
BAD-D Normal 82 82 0 1 98.18 100 96.38 100
KC 83 3 80      
PPI Normal 82 80 2 0.98 95.15 97.46 92.77 97.56
KC 83 6 77      
IHD Normal 82 79 3 0.99 93.94 96.2 91.56 96.34
KC 83 7 76      
ArtMAX Normal 82 76 6 0.99 93.33 92.85 93.97 92.68
KC 83 5 78      
IVA Normal 82 77 5 0.98 91.52 93.67 89.15 93.9
KC 83 9 74      
  1. BAD-D: Belin/Ambrósio Enhanced Ectasia Display. PPI-Avg: Mean Pachymetry Progression Index IHD: index of height decentration Art-MAX: The Ambrósio relational thickness maximum, IVA: vertical asymmetry index, MCT: minimum corneal thickness