Figure 4From: Gated myocardial perfusion SPECT underestimates left ventricular volumes and shows high variability compared to cardiac magnetic resonance imaging -- a comparison of four different commercial automated software packages Correlation between EDV, ESV, SV and LVEF measured by QGS, ECTb, MyoMetrix and Exini versus MR imaging. Dashed line indicates line of identity, and the solid line, linear regression. SEE denotes the standard error of the estimateBack to article page