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Performance Measures and Clinical Outcomes
Susan D. Horn, PhD
JAMA. 2006;296:2731-2732.
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Performance measures are created and used to improve clinical outcomes, so it is important to know which measures are associated with better outcomes. The study by Werner and Bradlow1 in this issue of JAMA evaluates the association between performance measures and clinical outcomes in routine hospital care. Despite their large sample size and the use of numerous statistical adjustments and sensitivity analyses, the authors found only small statistically significant or nonsignificant associations between rates of application of performance measures and patient mortality rates for acute myocardial infarction, heart failure, and pneumonia in US hospitals. Even when the associations were statistically significant, the clinical importance was questionable because the mortality rate when a performance measure was applied frequently differed only slightly from the rate when the performance measure was applied infrequently. The authors recognize that " . . . Hospital Compare measures discrete aspects of care delivery rather than assessing global . . . [Full Text of this Article]
Author Affiliation: Institute for Clinical Outcomes Research, Salt Lake City, Utah.
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Relationship Between Medicare’s Hospital Compare Performance Measures and Mortality Rates
Rachel M. Werner and Eric T. Bradlow
JAMA. 2006;296(22):2694-2702.
ABSTRACT
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