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Trends in Blood Culture Contamination: A College of American Pathologists Q-Tracks Study of 356 Institutions
- Article from:
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Archives of Pathology & Laboratory Medicine
- Article date:
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October 1, 2005
- Author:
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Copyright informationCopyright College of American Pathologists Oct 2005. Provided by ProQuest LLC. (Hide copyright information)
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Context.-Blood culture contamination extends hospital stays and increases the cost of care.
Objectives.-To measure blood culture contamination rates in a large number of institutions over time and to elucidate practice patterns and demographic factors associated with sustained reduction in contamination rates.
Design.-Longitudinal cohort study of 356 clinical laboratories that provided quarterly data about blood culture results, using a uniform definition of contamination. Mixed linear model analysis of the 1999 through 2003 data set.
Results.-Blood culture contamination was significantly higher in institutions that used nonlaboratory personnel to collect blood (P = .03) and significantly ...