. 2020 Oct 8;5(52):eabe5511. doi: 10.1126/sciimmunol.abe5511

Table 1.

Cohorts of patients and negative controls.

	SALIVA						BLOOD
		No. patients	No. samples	Median Age	Sex			No. patients	No. samples	Median Age	Sex
		No. patients	No. samples	Median Age	No. M	No. F		No. patients	No. samples	Median Age	No. M	No. F
All samples		247	263	-	141	106	All samples	739	796	-	379	360
Patients with COVID-19	Cohort 1	47	54	61	28	19	Patients with COVID-19	439	496	58	229	210
Patients with COVID-19	Cohort 2	81	90	58	48	33	Patients with COVID-19	439	496	58	229	210
Pre-COVID Negative Controls	Cohort 1	0	0	0	0	0	Pre-COVID Negative Controls	300	300	54.5	150	150
Pre-COVID Negative Controls	Cohort 2	27	27	43	12	15	Pre-COVID Negative Controls	300	300	54.5
Unexposed Negative Controls Collected in 2020	Cohort 1	42	42	60	24	18
Unexposed Negative Controls Collected in 2020	Cohort 2	50	50	58	29	21
Matched saliva-serum samples		71	71	58	33	38