Design, creation, and use of the Test Us Bank (TUB) COVID-19 sample biorepository

BMC Infectious Diseases

Table 6 Specimens in freezers by variant

Sample Type	All Positive			Delta			Omicron			Not Yet Sequenced
	Samples^a	Aliquots	Total Specimens	Samples^a	Aliquots	Total Specimens	Samples^a	Aliquots	Total Specimens	Samples^a	Aliquots	Total Specimens
Anterior Nares swab	261	560	821	98	240	338	40	180	220	108	154	262
Mid-turbinate swab	366	785	1151	184	428	612	69	180	249	124	215	339
Nasopharyngeal swab	8,516	19,628	28,144	98	2,468	2,566	39	2,941	2,980	7,541	12,442	19,983
Plasma	0	525	525		154	154	0	67	67	0	264	264
Saliva	10,923	12,567	23,490	138	4,015	4,153	96	2,648	2,744	9,439	4,854	14,293
Venous blood	80	0	80	20		20	12		12	46		46

^aOriginal samples provided by participant that have not yet been separated into aliquots

ISSN: 1471-2334