Table 1.

Limits of detection (LOD) for a 95% true positive rate based on results from testing blinded XPRIZE samples.

	Approximate LOD (Copies/uL) for 95% TPR
RNA (water)	25–50
Virus (any)	1–2
Virus (1 × PBS)	1–2
Virus (nasal)	0.5–1
Virus (saliva)	0.1–0.5