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Methodology for the Fortune/IBM Watson Health 100 Top Hospitals 2020

100 Top Hospitals

To determine the hospitals included on the Fortune/IBM Watson Health 100 Top Hospitals list, IBM Watson Health researchers evaluated 3,134 short-term, acute care, nonfederal U.S. hospitals. All research was based on the following public data sets: Medicare cost reports, Medicare Provider Analysis and Review (MEDPAR) data, and core measures and patient satisfaction data from the Centers for Medicare & Medicaid Services (CMS) Hospital Compare website. Hospitals do not apply for awards, and winners do not pay to market this honor.

Fortune/IBM Watson Health 100 Top Hospitals 2020: Health Systems

Fortune/IBM Watson Health 100 Top Hospitals 2020: Teaching Hospitals

Fortune/IBM Watson Health 100 Top Hospitals 2020: Community Hospitals

15 Top Health Systems

To determine the hospitals included on the IBM Watson Health 15 Top Health Systems list, IBM Watson Health researchers evaluated 332 health systems and 2,492 hospitals that are members of health systems. All research was based on the following public data sets: Medicare cost reports, Medicare Provider Analysis and Review (MEDPAR) data, and core measures and patient satisfaction data from the Centers for Medicare & Medicaid Services (CMS) Hospital Compare website.

Final rank
Final rank is determined based on performance for all individual measures. Hospitals are ranked within their class definition group. Rankings (scores) within measure domain are relative to the winner class universe only. Lower numbers indicate the best scores.

Hospital measure domains
11 measures distributed across five domains.          

Clinical outcomes
There are six clinical measures used in the scorecard. Measures include (1) risk-adjusted IP mortality, (2) risk-adjusted complications, (3) health care associated infections,* (4) influenza immunization, (5) 30-day mortality, and (6) 30-day readmissions. *Health care associated infections are excluded for the Small Community Hospitals class. Rankings (scores) within measure domain are relative to the winner class universe only. Lower numbers indicate the best scores.

Operational efficiency
There are three operational efficiency measures used in the scorecard: (1) emergency department throughout, (2) severity adjusted length of stay, and (3) adjusted inpatient expense per discharge. Rankings (scores) within measure domain are relative to the winner class universe only. Lower numbers indicate the best scores.

Patient experience
The patient experience measure reflects the overall patient rating from the Hospital Consumer Assessment of Healthcare Providers and Systems (HCAHPS) survey tool. Rankings (scores) within measure domain are relative to the winner class universe only. Lower numbers indicate the best scores.

Financial health
The financial health measure used in the scorecard is adjusted operating profit margin. Rankings (scores) within measure domain are relative to the winner class universe only. Lower numbers indicate the best scores.

Class definition
Each hospital is defined within a class based on their bed size and teaching status.

Major Teaching: 207 Hospitals
Teaching: 560 Hospitals
Large Community: 270 Hospitals
Medium Community: 812 Hospitals
Small Community: 831 Hospitals

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