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Table 4 ROC curve analyses

From: Radiomic signature based on CT imaging to distinguish invasive adenocarcinoma from minimally invasive adenocarcinoma in pure ground-glass nodules with pleural contact

Quantitative indicators AUC p Critical value Sensitivity Specificity Youden index
TLD (cm) 0.724 0.000 1.39 0.792 0.553 0.345
TSD (cm) 0.669 0.004 0.91 0.906 0.404 0.310
TVD (cm) 0.702 0.000 1.28 0.698 0.638 0.336
CT-LAP(HU) 0.666 0.004 −597.45 0.698 0.638 0.336
RCT-LAP 0.623 0.034 1.43 0.717 0.553 0.270
  1. TLD Tumor length diameter on the largest axial plane, TSD Tumor short diameter on the largest axial plane, TVD Tumor vertical diameter on the largest coronal plane, CT-LAP CT value on the largest axial plane, RCT-LAP relative CT value on the largest axial plane, NLD-LAP normal lung density measured on the same plane with LAP, HU Hounsfield units