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Table 4 The diagnostic performances of 3D CTA-derived anatomic parameters (%DS, %AS) for the detection of severe coronary arterial stenosis (as assessed by DSA)

From: Quantification of three-dimensional computed tomography angiography for evaluating coronary luminal stenosis using digital subtraction angiography as the standard of reference

  TP TN FP FN Kappa Sen (%) Spe (%) PPV (%) NPV (%) Diagnostic accuracy (%) ROC area
%DS 14 26 4 10 0.46 58.3 86.7 77.8 91.7 74.1 0.73
%AS 11 29 1 13 0.45 45.8 96.7 72.2 69.0 74.1 0.71