Table 4.

Cycle threshold (Ct) values of positive samples on the three protocols (n = 113).

	Mean	Standard deviation	Min-max	p*
Ct of ONS	20.34	5.21	5.46−35.08
Ct of protocol L	27.39	4.61	14.47−38.77	<0.001
Ct of protocol T	29.43	4.74	16.65−38.56	<0.001

ONS- oro/nasopharyngeal swabs.

^*Wilcoxon-Mann-Whitney test.