Covid Result Detected Higher Than Normal. The figure shows that the shift in the probability is asymmetric with a positive test result having a greater impact than a negative test result owing to the modest sensitivity and negative likelihood ratio of the RNA test. If the virus isnt detected within 40 amplification cycles the test result is negative.
It may take more than a week to get your coronavirus test results back. Test almost certainly means youre infected with the virus. COVID-19 Positive SARS-CoV-2 RNA Detected Test Result If your COVID-19 test was positive this means that the test did detect the presence of COVID-19 in your nasal secretions.
A positive result from a PCR.
Because you received a positive result we know that the test detected the virus in your sample by the time it reached its 40-cycle limit. Fig 1 Leaf plot for covid-19 RT-PCR tests based on a sensitivity of 70 and specificity of 95. Because you received a positive result we know that the test detected the virus in your sample by the time it reached its 40-cycle limit. Test almost certainly means youre infected with the virus.