Figure 13
From: The best of 2005 in echocardiography back from EuroEcho 9 – Florence, Italy
Sensitivity, specificity of tissue velocity imaging (TVI), strain rate and visual assessment during dobutamine stress echocardiography. No improvement of diagnostic accuracy is observed with the quantitative techniques. TVI has an even worse performance than subjective visual assessment. Please note that the gold standard used to assess accuracies is Thallium-201 SPECT