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Table 3 ROC analysis of TRG and pCR classification models

From: Evaluating treatment response to neoadjuvant chemoradiotherapy in rectal cancer using various MRI-based radiomics models

Ā 

TRG

pCR

AUC

95% CI

Sensitivity (%)

Specificity (%)

AUC

95% CI

Sensitivity (%)

Specificity (%)

LASSO

Ā LR

0.734

0.643ā€“0.813

48.4

91.5

0.801

0.696ā€“0.882

64.3

84.6

Ā RF

0.943

0.883ā€“0.978

90.3

92.7

0.912

0.827ā€“0.964

78.6

92.3

Ā DT

0.838

0.757ā€“0.901

87.1

80.5

0.870

0.775ā€“0.935

78.6

95.4

Ā KNN

0.777

0.689ā€“0.850

51.6

93.9

0.945

0.870ā€“0.984

85.7

98.5

PCA

Ā LR

0.761

0.697ā€“0.828

100

0.0

0.597

0.552ā€“0.642

54.0

45.0

Ā RF

0.930

0.849ā€“1.000

90.3

40.0

0.693

0.556ā€“0.830

54.0

35.0

Ā DT

0.633

0.59ā€“0.676

73.3

0.0

0.666

0.570ā€“0.762

40.0

63.3

Ā KNN

0.840

0.788ā€“0.892

100

0.0

0.712

0.557ā€“0.867

78.7

56.7