Analysis of contamination of blood culture specimens from 2013 to 2015
10.3969/j.issn.1673-4130.2017.08.023
- VernacularTitle:2013-2015年血培养阳性标本污染情况分析
- Author:
Baojun REN
;
Zhuo CHENG
;
Dehua LIU
;
Dachun HU
;
Yuanhong WANG
;
Xiaoli SU
;
Xia WANG
- Keywords:
blood culture;
pollution;
annual;
distribution department
- From:
International Journal of Laboratory Medicine
2017;38(8):1072-1073,1076
- CountryChina
- Language:Chinese
-
Abstract:
Objective To analyze the rate of blood culture contamination,pollution path,the proportion of contaminated bacteria of First People′s Hospital of Kunming city from 2013 to 2015,and provide a basis for effective prevention and control of pollution.Methods A total of 34 713 cases of blood culture samples from 2013 to 2015,were retrospectively analyzed.Results A total of 2860 culture positive samples from 34 713 cases were found,from which 361 cases were polluted(1.04%).According to the classification of the year,the lowest rate of blood culture contamination was 2015 According to the classification in the quarter,there was no significant difference between the 4 seasons;According to the classification of internal and surgical systems,,the pollution rate of internal medicine system was 1.06%,while the surgical system was 0.96%.According to the classification of departments:the hemodialysis center has the highest pollution rate(2.71%),followed by ICU (2.23%).Galactophore Department has the highest pollution rate (2.30%) in the surgical system and followed by orthopedics(1.92%).According to the statistics of contaminated bacteria,Staphylococcus aureus was the highest,accounting for 32.41%,followed by Staphylococcus epidermidis,accounting for 31.30%.Conclusion Hospital has a high blood culture contamination rateand diversification pollution waywhich can not be ignored.The pollution of bacteria in the blood culture mainly for bottle of single positive coagulase negative Staphylococcus.
