Performance verification of the Abbott SARS-CoV-2 test for qualitative detection of IgG in Cali, Colombia.
María Del Mar CastroIsabella CaicedoHelen Johanna Ortiz-RojasCarmen Manuela CastilloAdriana Giovanna MedinaNeal D E AlexanderMaria Adelaida GómezLudwig L AlbornozPublished in: PloS one (2021)
Our findings show high sensitivity and specificity of the Abbott IgG test in a Colombian population, which meet the criteria set by the Colombian INS to aid in the diagnosis of COVID-19. Data from our patient groups also suggest that IgG response is detectable in a high proportion of individuals (88.1%) during the first two months following onset of symptoms.