Total joint arthroplasty is widely performed in patients of all races with severe osteoarthritis to relieve pain and improve joint function and mobility. Although several studies have suggested that racial minority patients are less likely to undergo joint replacement surgery little is known about the quality of arthroplasty care that African Americans receive as compared to Caucasians. Using data from the Medicare Provider Analysis and Review (MedPAR) files between 2002 and 2005, which contain information regarding hospitalization for Medicare beneficiaries, Cai and colleagues profiled US hospitals' quality of care. Quality was based on the rate of complications including sepsis, hemorrhage, pulmonary embolism, deep vein thrombosis and severe wound infection, as well as the number of deaths, experienced in the 90 days after total joint replacement surgery To test for a racial difference in access to high-, intermediate- and low-quality hospitals, the autho...