A Multi-Site Clinical Evaluation of the LIAISON NES FLU A/B, RSV & COVID-19 Assay in Symptomatic Patients

Inclusion Criteria

• The specimen is a NPS or NS from a patient collected and preserved in 3 mL Universal Transport Media (UTM), BD Universal Viral Transport (UVT), or MicroTest M4RT transport media, or 1 mL Copan Eswab (Liquid Amies).
• The specimen is from a patient who is either hospitalized, admitted to a hospital emergency department, visiting an outpatient clinic or resident of a long-term care facility.
• The specimen is from a human patient with active signs and symptoms of respiratory tract infection at time of collection
• Specimen stored at 2-8°C for up to 72 hours from collection. If there is a delay in testing, store specimen at ≤-70 °C.
• The total volume of the leftover specimen received is ≥1.5 mL, except for specimens collected in Liquid Amies which requires a total leftover volume of ≥0.5 mL
• The specimen was received in good condition (no leakage or drying of the specimen).

Exclusion Criteria

• Incorrect swab type
• Incorrect transport media
• Incorrect specimen handling (e.g. specimens not stored at recommended temperature)
• The specimen has undergone more than two freeze/thaw cycles
• Specimens collected with calcium alginate or organic swabs