TABLE 3.

Details on discordant viral test results^a

Sample	Viral target	Discordance	Specimen type		Same specimen analyzed?	Difference in sample collection times (h)
			BFPP	SOC
1	Coronavirus	SOC RP2+, BFPP−	BAL	BAL	No	34:35
2	Coronavirus	SOC RP2+, BFPP−	BAL	BAL	Yes	NA
3	Adenovirus	SOC RP2+, BFPP−	Tracheal aspirate	Tracheal Aspirate	Yes	NA
4	Influenza A virusb	SOC RP2+, BFPP−	Tracheal aspirate	Tracheal aspirate	Yes	NA
5	Influenza A virus	BFPP+, SOC RP2−	BAL	BAL	Yes	NA
6	Coronavirus	BFPP+, SOC RP2−	Sputum	BAL	No	9:25
7	Parainfluenza virus	BFPP+, SOC RP2−	Tracheal aspirate	Tracheal aspirate	Yes	NA

^aThe Biofire respiratory panel V2.0 (RP2) was performed for each of the lower respiratory tract (LRT) samples included as a laboratory-developed test.

^bSpecimen retrospectively positive for influenza A virus by Xpert Flu/RSV Xpress assay (cycle threshold [C_T], 34.8).