Table 3.

Detection of SARS-CoV-2 exposed or infected hamsters at the pet shop or at the warehouse

	Detection frequency by individual animals, positive rate (%)					Detection frequency by cage, positive rate (%)
	Animals sampled	Positive by sVNT	Confirmed PCR positive*	Inconclusive PCR positive†	Positive by sVNT or PCR*	Cages sampled	Positive cages‡
Pet shop
Syrian hamster	16	5 (31%)	7 (44%)	2 (13%)	8 (50%)	3	2 (67%)
Dwarf hamster	20	0	0	0	0	6	0
Warehouse
Syrian hamster	12	7 (58%)	2 (17%)	2 (17%)	7 (58%)	7	5 (71%)
Dwarf hamster	55	0	0	3 (5%)	0	20	0

Data are n or n (%). sVNT=surrogate virus neutralisation test.

^*Quantitative RT-PCR positive for SARS-CoV-2 N and Orf1a genes.

^†Quantitative RT-PCR positive for SARS-CoV-2 N gene alone

^‡Cages with animals tested positive by sVNT or by quantitative RT-PCR for both N and Orf1a genes.