Accuracy of Screening Tests

Standard testing for HIV infection with the repeatedly reactive enzyme immunoassay, followed by confirmatory Western blot or immunofluorescent assay, has a sensitivity and specificity greater than 99%. False-positive test results are rare, even in low-risk settings. Compared with standard HIV testing, the reported sensitivities of rapid tests on blood specimens range from 96% to 100%, with specificities greater than 99.9%. Reported sensitivities and specificities of oral fluid HIV tests are also high (>99%) (Chou et al., 2005).

Curing Eczema Naturally

Curing Eczema Naturally

Do You Suffer From the Itching, Redness and Scaling of Chronic Eczema? If so you are not ALONE! It strikes men and women young and old! It is not just

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