The Challenge of Using an Antigen Test as a Screening Tool for SARS-CoV-2 Infection in an Emergency Department: Experience of a Tertiary Care Hospital in Southern Italy

Table 2

Comparison of the average Ct (cycle threshold) values and the average antigen test values (pg/mL) according to the symptom status.

	Asymptomatic	Symptomatic	value
Average Ct values	22.35	23.09	0.442
Average CLEIA values (pg/mL)	1,642.94	1,837.69	0.563