Diagnostic accuracy of a SARS-CoV-2 rapid test and optimal time for seropositivity according to the onset of symptoms

• Main Authors: Caroline Nespolo de David (Author), Fernanda Hammes Varela (Author), Ivaine Tais Sauthier Sartor (Author), Márcia Polese-Bonatto (Author), Ingrid Rodrigues Fernandes (Author), Gabriela Oliveira Zavaglia (Author), Luciane Beatriz Kern (Author), Charles Francisco Ferreira (Author), Gisele Alsina Nader Bastos (Author), Paulo Márcio Pitrez (Author), Walquiria Aparecida Ferreira de Almeida (Author), Victor Bertollo Gomes Porto (Author), Alexandre Prehn Zavascki (Author), Renato Tetelbom Stein (Author), Marcelo Comerlato Scotta (Author)
• Format: Book
• Published: Escola Nacional de Saúde Pública, Fundação Oswaldo Cruz, 2022-01-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Point-of-care serological tests for SARS-CoV-2 have been used for COVID-19 diagnosis. However, their accuracy over time regarding the onset of symptoms is not fully understood. We aimed to assess the accuracy of a point-of-care lateral flow immunoassay (LFI). Subjects, aged over 18 years, presenting...