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Insights into Imaging

Table 3 Clinical-radiomics nomogram performance

From: Virtual biopsy using CT radiomics for evaluation of disagreement in pathology between endoscopic biopsy and postoperative specimens in patients with gastric cancer: a dual-energy CT generalizability study

Cohort

AUC [95% CI]

F1 score

Sensitivity

Specificity

NPV

PPV

Clinical-radiomics nomogram

 Training set

0.92 [0.855–0.976]

0.85

0.86

0.90

0.91

0.84

 Test set

0.82 [0.662–0.985]

0.67

0.64

0.83

0.79

0.7

  1. AUC area under the curve; CI confidence interval; NPV negative predictive value; PPV positive predictive value
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