Alliance for Pandemic Preparedness

June 22, 2020

Posterior Oropharyngeal Saliva for the Detection of SARS-CoV-2

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  • Cheuk et al. paired 229 posterior oropharyngeal saliva (POPS) samples with same-day nasopharyngeal (NP) samples and reported an overall agreement of 76%, a negative agreement of 65%, and a positive agreement of 76.0%. Better positive agreement was observed for samples  obtained within seven days of symptom onset (96.6%) compared to greater than seven days after symptom onset (75.0%).  

Cheuk et al. (June 21, 2020). Posterior Oropharyngeal Saliva for the Detection of SARS-CoV-2. Clinical Infectious Diseases. https://doi.org/10.1093/cid/ciaa797