From 1999 to 2000, National Academy of Sciences - Institute of Medicine (IOM) conducted a study of high-performing micro-systems—small, organized patient care units with a specific clinical purpose, set of patients and practitioners—within health care institutions or systems.
The study was part of a larger IOM initiative on the Quality of Health Care in America, the goal of which was to develop recommendations for improving the overall US health care system.
The study was based on interviews with the leaders of 43 micro-systems.
In their report, entitled Exploring Innovation and Quality Improvement in Health Care Micro-Systems: A Cross Case Analysis, the investigators identified six factors that may be key to replicating a high-performing micro-system:
They also identified eight themes that typify high-performing micro-systems: