Table 1.

Overview of samples for scent dog detection by scenario.

Scenario	Study ID	SARS-CoV-2 status	IAV status	Material	Number of samples	Dpi (SARS-CoV-2)	Dpi (IAV)
1	Human SARS-CoV-2	pos	–	Sputum	2
		pos	–	Sweat	2
		pos	–	Urin	3
		neg	–	Sputum	4
		neg	–	Sweat	1
		neg	–	Urin	2
2	Hamster SARS-CoV-2	pos	–	BALF supernatant	4	6
		pos	–	OP swab	3	6
		neg	–	BALF supernatant	4	None
		neg	–	OP swab	3	None
3	Ferret SARS-CoV-2	pos	neg	BALF supernatant	3	4, 7, 21
		pos	neg	OP swab	4	4, 7, 14, 21
		neg	neg	BALF supernatant	2	None
		neg	neg	OP swab	3	None
		neg	neg	Nasal swab	2	None
4	Ferret SARS-CoV-2versus IAV	pos	neg	BALF supernatant	3	4, 7, 21
		pos	neg	OP swab	4	4, 7, 14, 21
		neg	neg	OP swab	3	None
		neg	pos	Nasal swab	4	None	4, 7, 14, 21

OP swab, oropharyngeal swab; BALF, bronchioalveolar lavage fluid; Dpi, days post infection; IAV, H7 Influenza A virus; pos, positive; neg, negative; −, not analysed.