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. 2024 Apr 29;14(9):922. doi: 10.3390/diagnostics14090922

Table 1.

Limit of detection (LoD) for saliva and NPS samples.

Saliva NPS 1
Positives/Total 19/20 20/20
RNA concentration 2 15.48 14.37
Average of CT 3 36.3 36.6
Standard deviation of CT 0.85 1.35

1 Nasopharyngeal swab; 2 concentration in copies of RNA/µL; 3 CT value of E gene.