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Table 2 Effect of inotropic interventions, resting apneic heart cycle

From: Left ventricular strain and peak systolic velocity: responses to controlled changes in load and contractility, explored in a porcine model

   Radial projectjon Longitudinal projection
Control cm/sec 4.33 ± 1.29 5.72 ± 1.36
Adrenaline cm/sec 6.77 ± 2.34 8.86 ± 2.18
Beta blockade cm/sec 3.82 ± 1/02 3.08 ± 0 92