Obtaining the sample is much easier and less invasive. And depending on the age, it can even be done by self-collection

Molecular testing of saliva, as an efficient method for diagnosing Covid-19 in symptomatic children, was validated by researchers from the Institute of Tropical Medicine (IMT) of the Faculdade de Medicina da Universidade de São Paulo, in collaboration with the Special Health Service of Araraquara (SP).

The study was coordinated by Paulo Henrique Braz-Silva, Professor at USP's School of Dentistry (FO), and Camila Malta Romano, Researcher at the Medical Research Laboratory at Hospital das Clínicas da Faculdade de Medicina da USP - both also linked to IMT- USP -, and had the support of the São Paulo Research Foundation (FAPESP).

A related article is available on the medRxiv platform, which has not yet been revised.

“We obtained the same diagnostic performance, with a sensitivity of approximately 90%, for saliva samples and a nasopharyngeal swab”, says Braz-Silva.

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