Performance comparison of the Cobas® Liat® and Cepheid® GeneXpert® systems on SARS-CoV-2 detection in nasopharyngeal swab and posterior oropharyngeal saliva
Hin Fung Tsang, Wai Ming Leung, Lawrence Chan, William C. Cho, Sze Chuen Cesar Wong
Abstract
: The performance of the cobas® Liat® SARS-CoV-2 & Influenza A/B assay is equivalent to the cepheid® Xpress SARS-CoV-2 assay for SARS-CoV-2 detection using NPS and posterior oropharyngeal saliva.
Topics & Concepts
GeneXpert MTB/RIFVirologyGold standard (test)Nucleic Acid Amplification TestsPolymerase chain reactionReal-time polymerase chain reactionSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)MedicineReverse transcription polymerase chain reactionCoronavirus disease 2019 (COVID-19)BiologyTuberculosisSputumInfectious disease (medical specialty)GeneInternal medicinePathologyChlamydia trachomatisBiochemistryDiseaseMessenger RNASARS-CoV-2 detection and testingRespiratory viral infections researchCOVID-19 diagnosis using AI