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Blood culture contamination: A College of American Pathologists Q-Probes study involving 640 institutions and 497 134 specimens from adult patients
- Article from:
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Archives of Pathology & Laboratory Medicine
- Article date:
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March 1, 1998
- Author:
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Copyright informationCopyright College of American Pathologists Mar 1998. Provided by ProQuest LLC. (Hide copyright information)
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* Objective.-To examine clinical and laboratory practices associated with contamination of blood culture specimens from adults.
Design and Setting.-A College of American Pathologists Q-Probes quality improvement study involving prospective evaluation of adult blood culture contamination rates in 640 institutions.
Main Outcome Measure.-Proportion of contaminated blood cultures.
Results.-A total of 497134 blood cultures were studied. The median adult inpatient blood culture contamination rate was 2.5% (central 80 percentile = 0.9%-5.4%) by laboratory assessment. There was no significant difference in contamination rates between inpatient and outpatient cultures (P = .273). The median ...