Translations:Advanced Field Epi:Manual 2 - Diagnostic Tests/106/en

For example, in large-scale screening programs, such as for disease control or eradication, a relatively cheap, high-throughput test with relatively high sensitivity and precision but only only modest specificity may be used for initial screening. This sort of test can be applied to large numbers of animals (entire population) where the purpose is to be very confident that those animals that test negative are in fact disease free.