This meta-analysis of 12 studies of out-of-hospital cardiac arrest found that machine-delivered CPR was associated with ~1.5 times the odds of return of spontaneous circulation compared to human CPR. This may also be true for in-hospital arrest but needs further research (abstract).
Dr. Scheurer is a clinical hospitalist and the Medical Director of Quality and Safety at the Medical University of South Carolina in Charleston, South Carolina, and is Assistant Professor of Medicine. She is a graduate of the University of Tennessee College of Medicine, completed her residency at Duke University, and completed her Masters in Clinical Research at the Medical University of South Carolina. She also serves as the Web Editor and Physician Advisor for the Society of Hospital Medicine.