If my antibody test is positive, what is the probability that I have SARS-CoV-2 antibodies?


The lateral flow assay made by for antibodies has a sensitivity of and specificity of .

Based on COVID-19 prevalence nationwide and this test's performance metrics, there is a probability that you actually have SARS-CoV-2 antibodies if you test positive.

Nationwide, it's estimated that of the population has had COVID-19 caused by the SARS-CoV-2 virus. If everybody were to take API's antibody test, around of results would come back positive, including healthy individuals.

Use the sliders below to see how a test's specificity and sensitivity impacts the probability of having SARS-CoV-2 antibodies given a positive result.