Table 1.

Patient samples in the discovery and validation datasets (healthy controls vs. SARS-CoV-2-positive individuals).

		Healthy	SARS-CoV-2 Pos	Sex (F/M)	Age (Std Dev)
Discovery(Australia)	Training Set	19	10	17/13	53.0 (18.4)
	Test Set	18	10	12/15	56.1 (18.1)
	All	37	20	28/29	54.5 (18.2)
Validation(Spain)	Training Set	49	157	104/102	62.9 (20.0)
	Test Set	51	155	118/88	62.3 (20.3)
	All	100	312	222/190	62.6 (20.1)
		Training Set	Test Set	Sex (F/M)	Age (Std Dev)
Discovery(Australia)	Healthy	19	18	15/22	47.54 (16.9)
	SARS-CoV-2 Pos	10	10	14/6	67.32 (12.8)
	Healthy and SARS-CoV-2 Pos	29	28	28/29	54.50 (18.2)
	SARS-CoV-2 Neg subcohort	22		13/9	47.64 (15.05)
Validation(Spain)	Healthy	49	51	50/50	42.87 (12.5)
	SARS-CoV-2 Pos	157	155	172/140	68.89 (17.9)
	Healthy and SARS-CoV-2 Pos	206	206	222/190	54.50 (18.2)