Data Source |
| MedPAR Limited Data Set (LDS) files obtained from Centers for Medicare and Medicaid Services (CMS) with 2,959 hospitals 11M+ inpatient records |
MedPAR Data Exclusion |
| Specialty hospitals (critical access, children’s, women’s, psychiatric, substance abuse, rehabilitation, cardiac, orthopedic, heart, cancer, and long-term acute care) |
| Federally owned hospitals |
| Non-US hospitals (such as those in Puerto Rico, Guam, and the US Virgin Islands) |
| Hospitals with fewer than 25 acute care beds |
| Hospitals with fewer than 100 Medicare patient discharges in the current data year |
| Hospitals with Medicare average LOS longer than 25 days in the current data year |
| Hospitals with no reported Medicare patient deaths in the current data year |
| Hospitals for which a current year Medicare Cost Report was not available |
| Patients who were discharged to another short- term facility (done to avoid double- counting) |
| Patients who were not at least 65 years old |
| Rehabilitation, psychiatric, and substance abuse patients |
| Patients with stays shorter than one day |
Peer Group Methodology |
| Major teaching hospitals 400 more acute care beds in service and a resident-per-bed ratio of at least 0.25, or 250 more acute care beds in service and a resident-per-bed ratio of at least 0.55. |
| Teaching hospitals 200 or more acute care beds in service and a resident-per-bed ratio of at least 0.03. |
| Large community hospitals 250 or more acute care beds in service and not classified as a teaching hospital per the definition above. |
| Medium community hospitals 100 to 249 acute care beds in service and not classified as a teaching hospital per the definition above. |
| Small community hospitals 25 to 99 acute care beds in service. |
Expected Value Methodology |
| Expected values for readmission rate, complication rate, length of stay, and mortality rate are calculated in the Vizient Southeast Performance Database, grouped by MS-DRG and Patient Age Group. |
Results
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