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Table 4 Comparisons of models in the training, testing and validation datasets

From: CT-based radiomics models may predict the early efficacy of microwave ablation in malignant lung tumors

Different models

Training cohort (n = 72)

Testing cohort (n = 32)

Validation cohort (n = 26)

Sensitivity

Specificity

AUC (95% CI)

Sensitivity

Specificity

AUC (95% CI)

Sensitivity

Specificity

AUC (95% CI)

Clinical

91.2%

73.3%

0.839(0.718,0.942)

76.9%

50.0%

0.750(0.563,0.917)

90.5%

60.0%

0.724(0.515,0.879)

T-RO

80.7%

66.7%

0.784(0.647,0.901)

61.5%

83.3%

0.763(0.607,0.900)

76.2%

60.0%

0.600(0.391,0.785)

P-RO

86.0%

53.3%

0.740(0.589,0.873)

80.8%

33.3%

0.756(0.568,0.929)

61.9%

80.0%

0.629(0.418,0.808)

TP-RO

87.7%

73.3%

0.836(0.698,0.951)

69.2%

50.0%

0.731(0.552,0.885)

76.2%

60.0%

0.686(0.475,0.852)

C-RO

91.2%

80.0%

0.896(0.800,0.969)

73.1%

83.3%

0.801(0.650,0.923)

85.7%

80.0%

0.790(0.587,0.924)

  1. AUC = area under curve