Sensitivity And Specificity Of Hiv Self. Our study suggests that a HIV oral-fluid self test has markedly better accuracy compared to a blood-based self-test in Singapore. In a previous study by our group, blood-based self-testing had a of 0.277. Out of 350 self-tests conducted, 197 were invalid in the prior study. A 4th generation test. 20 min: $120: More than 28 days (More than 4 weeks) HIV Antibody Test (ELISA) - 3rd generation lab test is no longer offered: 1 - 3 days $- Results are 90% accurate at 1 month post exposure Results are >99% accurate at 3 months post exposure: Rapid Oral Saliva HIV-1/2 Antibody Test (Oraquick) 20 min: $80 For third-generation tests, the cumulative probability of a false-negative HIV test result is 5%, 1% and 0% by 40, 85 and 99 days post-exposure, respectively [32]. Applying this reasoning to HIV-2 This was a 3rdgeneration HIV ELISA test that also included a pooled HIV RNA test. The "window period" for 3rd generation tests is around three weeks and adding in an RNA test which detects the presence of HIV itself, rather than antibodies to it, brings the window period down to under two weeks, though RNA tests in early infection are not Head-to-head comparison of accuracy of a rapid point-of-care HIV test with oral versus whole-blood specimens: a systematic review and meta-analysis. Lancet Infect Dis. 2012; 12 The NPAAC standards state that the window period for third and fourth generation HIV tests is 3-5 weeks after infection and approximately 2 weeks for qualitative There is a relatively high chance of a 3rd generation point of care based test being able to detect the virus in your body on day 39 after exposure to the HIV virus. .Third generation assay only test for the IgM and IgG antibodies, as such the latency for positivity with these assays is greater. pF0c.

3rd generation hiv test accuracy