Chembio Diagnostic - Respiratory Test Kit Advin COVID-19 Antigen Test 2 Tests per Kit [1/KT]

Advin COVID-19 Antigen Test @ Home allows you to collect anterior nasal swab specimens without going deep into the nasal cavities.. Advin COVID-19 Antigen Test @ Home is easy to use: Simple four-step process from sample collection to results.. There are two tests in each kit.. Advin COVID-19 Antigen Test @ Home has a positive percent agreement (PPA) of 82.5%; PPA is the proportion of comparative/reference method positive results in which the test method result is positive.. Advin COVID-19 Antigen Test @ Home has a negative percent agreement (NPA) of 100%; NPA is the proportion of comparative/reference method negative results in which the test method result is negative..