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. 2021 May 4;23(7):788–795. doi: 10.1016/j.jmoldx.2021.04.005

Table 1.

SARS-CoV-2 Limit of Detection Using SalivaAll Protocol with PerkinElmer Inc. Material

SARS-CoV-2 (triplicates), copies/mL N gene, mean Ct ± SD ORF1ab gene, mean Ct ± SD
20 36.7 ± 0.6 35.1 ± 1.3
60 33.6 ± 0.15 33.7 ± 0.4
180 32.7 ± 0.19 32.6 ± 0.2

Limit of detection confirmation (20 copies/mL): 20/20 replicates detected.

SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.