Coagulation Parameters that Predict Bleeding in the First Hours of Adult Cardiac Surgical Post-cardiotomy ECMO (Video)

For several decades the cardiac surgery community has relied on observational comparative studies, often due to the perception than randomized trials are too challenging and complex. We have described how only less than 10% of the available evidence on the 10 most commonly performed surgical procedures comes from randomized trials and how the number of published cardiac surgery trials has decreased significantly over the course of the last 20 years.