Sensitivity is sometimes called the “true positive rate.” It measures how frequently the test is positive when the person being tested actually has the disease. For example, when a test has 80% sensitivity, the test detects 80% of patients with the disease (true positives). However, 20% of patients with the disease are not detected (false … Read more
It is recommended that a positive antigen test result in an asymptomatic, unexposed individual should be immediately followed by a PCR test to verify the positive result. This follow-up specimen should be collected within 24 hours of the original test, if possible, and no more than 48 hours after the antigen test. Specimens collected more … Read more
The Antigen test has an expiration date printed on the cassette package. (It typically has a six month shelf life. ) Do not use an expired test as the results will not be valid. .
Due to the CDC order beginning 01/26/2021 which requires a negative test to re-enter the US we provide this test to help fill the need of an accurate test for this purpose. Travelers originating in the U.S. and taking an international roundtrip flight can order an at-home, virtually guided and medically supervised COVID-19 antigen test … Read more
Both tests determine COVID-19 current infection status, however they have very different use cases. PCR testing is considered the “gold standard” in SARS-CoV-2 detection. This test actually detects RNA (or genetic material) that is specific to the virus and can detect the virus within days of infection, even those who have no symptoms. Antigen testing … Read more
Yes. You can order and take a COVID-19 test regardless of whether or not you are experiencing symptoms. .
No. This is not a test for COVID-19 antibodies (also known as a serological test). Antibodies are produced by people who have had the disease and have recovered.