Validation of the GeneXpert Xpress SARS-CoV-2 PCR assay using saliva as biological specimen
In the pandemic, rapid and accurate detection of SARS-CoV-2 is crucial in controlling the outbreak.Recent studies have shown a high detection rate using saliva/oral fluids as specimens for laboratory detection of the virus.We intended to evaluate the test performance of the Xpert Xpress SARS-CoV-2 cartridge assay in comparison to a conventional qRT