Thomson Reuters releases list of top performing health systems

Thomson Reuters has released its annual list of top performing health systems in the United States, according to a release by Thomson Reuters.

To be considered for the list, a health system must have at least two short-term, general acute-care hospitals.  Health systems were then rated on quality measures which include risk-adjusted mortality, complications, and patient safety indexes; 30-day risk-adjusted mortality and readmissions rates; severity-adjusted average length of stay, and HCAHPS score. 

The top ten systems are (alphabetically listed):

Advocate Health Care

Oak Brook, IL

Cape Cod Healthcare

Hyannis, MA

CareGroup Healthcare System

Boston, MA

Kettering Health Network

Dayton, OH

Maury Regional Healthcare System

Columbia, TN

Mayo Foundation

Rochester, MN

NorthShore University HealthSystem

Evanston, IL


Columbus, OH

Partners HealthCare

Boston, MA

Spectrum Health

Grand Rapids, MI

(Sources: Thomson Reuters,, May 31, 2011; The Advisory Board Daily Briefing,, May 31, 2011)