Table 1.

Colloidal gold rapid test sensitivity and specificity versus real-time polymerase chain reaction (RT-PCR) in different experimental settings (VivaChek, Cassaniti-a, Capello: Volunteers, healthcare workers, and patients; Li, Cassaniti-b, Paradiso: Patients tested in specific settings).

	VivaCheck	Li	Cassaniti-a (*)	Cassaniti-B	Paradiso	Capello
Test (n)	350	397	60	50	191	26
Sensitivity	81.2 (^)	88.6	83.3	18.4	30.0	100.0
Specificity	100.0	90.6	100.0	9.7	89.0	100.0

^{(^)} between 4–10 days; 97.1% > 10th (*) estimated on the basis of published data.