Tag: PCR

Photo Credit: Colin D Photo Credit: Raimond Spekking COVID test results in the UK are believed to be inconsistent. There are two main types of diagnostic tests, the polymerase chain reaction (PCR) and the antibody tests. These tests detect whether a person has the virus now or had it previously. According to the NHS: the PCR detects the presence of the Ribonucleic acid (RNA) in a swab sample from your nose or throat. Whilst the antibody test searches for the virus in a blood sample. PCR tests are the most used in the UK. Though the NHS data suggests that the PCR test has a high reliability rate, the COVID results are thought to unreliable, as results sometimes indicate that people do not have the virus when they do. This is identified as a ‘false negative’. Research shows t