Seroprevalence

Seroprevalence is the number of persons in a population who test positive for a specific disease based on serology (blood serum) specimens; often presented as a percent of the total specimens tested or as a proportion per 100,000 persons tested. As positively identifying the occurrence of disease is usually based upon the presence of antibodies fo...
Found on http://en.wikipedia.org/wiki/Seroprevalence

seroprevalence

<immunology, investigation> The rate at which a given population tests positive on the ELISA test for particular antibodies. ... For HIV, the seroprevalence rate is nearly the same as the rate of HIV infection in a given population, leaving out mainly those who were recently infected. ... (28 May 1998) ...
Found on http://www.encyclo.co.uk/local/20973

seroprevalence

The frequency of occurance of exposure to an infectious agent based on measuring antibodies to the agent in the blood.
Found on http://www.vetmed.wsu.edu/glossary/glossary.asp

seroprevalence

Type: Term Pronunciation: ser-ō-prev′ă-lents Definitions: 1. Prevalence of a marker as measured by results of serologic testing.
Found on http://www.medilexicon.com/medicaldictionary.php?t=81213
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