The medical centers are assessed in 16 different specialties, from Cancer to Urology.
For 12 of the 16 specialties, an extensive data-driven analysis combines measures of performance in three primary dimensions of healthcare: structure, process and outcomes.
Rankings in the four remaining specialties are based on hospital reputation, determined by a physician survey. Other structural measures include hospital volume, technology and other resources that define the hospital environment.
A well-established methodology includes original survey data and secondary analyses of data from the American Hospital Association, the Centers for Medicare & Medicaid Services, and various other organizations. The source for the majority of structural measures is the American Hospital Association (AHA) Annual Survey, supplemented by additional resources such as the National Cancer Institute’s list of designated cancer centers.
These processes are represented mostly by a hospital’s reputation for developing and sustaining a system that delivers high-quality care, determined by a survey of board-certified