Comparison of nasopharyngeal and oropharyngeal swabs for SARS-CoV-2 detection in 353 patients received tests with both specimens simultaneously
Detection Principle
NucleicAcid-PCR based
Target
N and ORF1ab genes
Testing Method Category
RT-PCR
Testing Method - Additional Info
Comparison of nasopharyngeal and oropharyngeal swabs for SARS-CoV-2
Reported Performance
73.1% of nasopharyngeal positive cases were negative in oropharyngeal swab, indicating false negative results may occur using oropharyngeal swab only.
Sample Size
353 patients
Peer-reviewed
yes
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