Interlaboratory Reliability of Microimmunofluorescence Test for Measurement of Chlamydia pneumoniae-Specific Immunoglobulin A and G Antibody Titers
AUTOR(ES)
Littman, Alyson J.
FONTE
American Society for Microbiology
RESUMO
To evaluate the reliability of Chlamydia pneumoniae-specific immunoglobulin G (IgG) and IgA antibody titers as measured by the microimmunofluorescence (MIF) test, we compared results from 392 individuals using a standard MIF protocol at two academic laboratories. The kappas for dichotomous titers (≥16 versus <16) were 0.39 for IgA and 0.53 for IgG. Measurement error likely attenuates C. pneumoniae-disease associations; the magnitude of attenuation can be estimated from results of studies such as this one.
ACESSO AO ARTIGO
http://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=404569Documentos Relacionados
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