Rapid Detection of Staphylococcus aureus in Lower Respiratory Tract Secretions from Patients with Suspected Ventilator-Associated Pneumonia: Evaluation of the Cepheid Xpert MRSA/SA SSTI Assay
Author(s) -
Emilia Cercenado,
Mercedes Marín,
Almudena Burillo,
Pablo MartínRabadán,
Marisa Rivera,
Emilio Bouza
Publication year - 2012
Publication title -
journal of clinical microbiology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.349
H-Index - 255
eISSN - 1070-633X
pISSN - 0095-1137
DOI - 10.1128/jcm.02409-12
Subject(s) - staphylococcus aureus , respiratory tract , medicine , pneumonia , microbiology and biotechnology , respiratory tract infections , respiratory system , predictive value , micrococcaceae , lower respiratory tract infection , antibacterial agent , antibiotics , biology , bacteria , genetics
A preclinical evaluation was conducted to evaluate the performance of the Cepheid Xpert assay on 135 lower respiratory tract secretions for detection of methicillin-resistantStaphylococcus aureus andS. aureus . Compared with the quantitative culture, the sensitivity, specificity, and positive and negative predictive values were 99.0%, 72.2%, 90.7%, and 96.3%, respectively.
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