Hall KK and Lyman JA.
Updated Review of Blood Culture Contamination
Clin Microbiol Rev. 2006 Oct; 19(4): 788–802.
October 2006
- Rates vary widely from 0.6% to over 6%.
- Rates have been on the increase.
- Not everyone follows the recommendation of having two samples.
- Positive predictive value goes up if two of two blood cultures were positive and both taken from the vein.
- Skin antisepsis cannot entirely prevent the contamination of blood cultures
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