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Table 6 Predictive value of QTd to detect IHD

From: Can QT dispersion improve the accuracy of stress ECG TMT in detecting myocardial ischemia in chronic stable CAD patients? A stress myocardial perfusion imaging study

Coefficient

Value

Confidence interval (CI) = 95%

Cut-off

9.000

 

Sensitivity

0.600

0.406-0.773

Specificity

0.800

0.519-0.957

AUC

0.672

0.517-0.828

Positive predictive value

0.857

0.618-0.932

Negative predictive value

0.500

0.313-0.847

  1. AUC area under the curve