Please click here to obtain permission to reproduce this image.
Click on image to view larger version.

Figure 4 Correlation between peak total isovolumic time (t-IVT) and peak cardiac output (CO). Overall, peak CO correlated closely with peak t-IVT. Patients with both left bundle branch block (LBBB) and coronary artery disease (CAD) had the longest t-IVT and the lowest CO at peak stress.
|