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Table 1 Performance measures for selected serum models predicting cancer status

From: Cheminformatics approach to exploring and modeling trait-associated metabolite profiles

 

ADC1 (training) LOOCV

ADC2 (test) external validation

Accuracy (%)

Sensitivity (%)

Specificity (%)

AUC

Accuracy (%)

Sensitivity (%)

Specificity (%)

AUC

Single metabolite classifiers

 Aspartic Acid

62.5

40.8

96.8

0.698

79.1

62.8

95.3

0.862

 Cystine

70.0*

75.5

61.3

0.685

55.8*

76.7

34.9

0.677

 Glutamic Acid

62.5

42.9

93.5

0.687

76.7

65.1

88.4

0.846

 Oxalic Acid

70.0*

83.7

48.4

0.65

57.0*

88.4

25.6

0.649

Multi-metabolite classifiers—clustered metabolites

 Cluster 1a SVMb

76.3*

77.6

74.2

0.751

84.9*

72.1

97.7

0.856

  1. Asterisk represents best model accuracies according to LOOCV. Best model accuracies according to external validation accuracy are underlined
  2. aAspartic acid, cystine, glutamic acid
  3. bSupport vector machines