Table 4. Results of RespiCoV and specific real-time PCRs of the INSTAND exercise for quality assurance for SARS-CoV-2 diagnostics.

Sample	Result real-time PCR	Cq real-time PCR	RespiCoV	Amplicon reads ~ 30 min	Target reads / total reads
INSTAND-340059	SARS-CoV-2	21.4	SARS-CoV-2	137,295	0.94
INSTAND-340060	OC43	25.3	OC43	23,063	0.93
INSTAND-340061	SARS-CoV-2	31.3	SARS-CoV-2	4,657	0.93
INSTAND-340062	negative		negative
INSTAND-340063	SARS-CoV-2	24.6	SARS-CoV-2	90,265	0.93
INSTAND-340064	SARS-CoV-2	28.2	SARS-CoV-2	37,722	0.94
INSTAND-340065	229E	24.7	229E	46,051	0.95
NK	negative		negative