Skip to main content
. 2019 Mar 18;3:4. doi: 10.1186/s41824-019-0052-8

Fig. 7.

Fig. 7

Sensitivity, specificity, and accuracy of coronary artery-based diagnosis by observer A, observer B, ANN, and QPS in patients with myocardial perfusion SPECT and hybrid images when compared to anatomical reference standard defined as a stenosis diameter of > 70% by invasive coronary angiography. ANN artificial neural network, QPS quantitative perfusion single-photon emission computed tomography