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Table 2 Performance of the artificial neural network classifier in differential diagnosis of colorectal adenocarcinoma in patients and controls

From: Early detection of colorectal adenocarcinoma: a clinical decision support tool based on plasma porphyrin accumulation and risk factors

  Training set Validation set Test set
Total population 146 33 33
Sensitivity 88.9% 84.6% 86.7%
Specificity 91.9% 85.0% 88.9%
NPV 89.5% 89.5% 88.9%
PPV 91.4% 78.6% 86.7%
  1. NPV Negative Predictive Value, PPV Positive Predictive Value