Improve patient safety and reduce medical errors.

Considering the complex nature of medical practice, however, and the multitude of interventions that each patient receives, a high error rate in medicine is perhaps not surprising. Health care professionals such as physicians, nurses, and pharmacists are trained to be careful and to function at a high level of efficiency. Notwithstanding, if a system is working at 99.9% efficiency, the 0.1% error rate remains unsatisfactory.