Rapid Detection of Campylobacter Antigen by Enzyme Immunoassay Leads to Increased Positivity Rates
Author(s) -
Carmen L. Giltner,
Sandra Saeki,
April M. Bobenchik,
Romney M. Humphries
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.02565-12
Subject(s) - immunoassay , campylobacter , predictive value , antigen , enzyme , microbiology and biotechnology , biology , virology , medicine , immunology , antibody , bacteria , biochemistry , genetics
Campylobacter antigen detection by enzyme immunoassay (EIA) provides rapid results compared to traditional culture. However, concern exists regarding specificity. Verification studies of an EIA compared to culture revealed a positive predictive value (PPV) of 91%, whereas PPV fell to 42% during routine diagnostic testing. We suggest all positive EIA results be confirmed via culture.
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