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Table 2 Performance of the static, dynamic, and dynamic–static radiomics signatures

From: Dynamic radiomics based on contrast-enhanced MRI for predicting microvascular invasion in hepatocellular carcinoma

Signatures

Training set (n = 175)

Validation set (n = 75)

AUC (95%CI)

Accuracy

Sensitivity

Specificity

AUC (95%CI)

Accuracy

Sensitivity

Specificity

SR

0.750(0.677–0.822)

0.640

0.746

0.586

0.706

(0.579–0.833)

0.693

0.864

0.585

DR

0.751(0.678–0.825)

0.623

0.661

0.603

0.756

(0.641–0.870)

0.667

0.727

0.642

DSR

0.805(0.739–0.871)

0.714

0.780

0.681

0.777

(0.663–0.891)

0.720

0.773

0.698

P-value

P1 = 0.962, P2 = 0.019

P1 = 0.302, P2 = 0.044

  1. Abbreviations: SR Static radiomics, DR Dynamic radiomics, DSR Dynamic-static radiomics, AUC Area under the curve, CI Confidence interval
  2. P1, AUC comparison between SR and DR; P2, AUC comparison between SR and DSR
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BMC Medical Imaging

ISSN: 1471-2342

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