Can a digital swab test tell COVID and flu apart at home?

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Written informed consent obtained prior to study enrollment. * Male or female aged 2 years of age and older. * Participant is currently exhibiting at least one symptom (i.e. symptomatic) associated with COVID-19 or influenza (such as, but not limited to, fever, headache, chills, cough, shortness of breath or difficulty breathing, fatigue, new loss of taste or smell, sore throat, congestion or runny nose, nausea or vomiting, or diarrhea) and must present within 6 days of symptom onset (equates to 5 DPSO). Subject must still be exhibiting symptom(s) on the day of sample collection. Exclusion Criteria: * Participant or participant's legally acceptable representative (for minors) who is 18 years of age (or the state's legal age of majority) or older and does not understand or is not able and willing to sign the study informed consent. * Participant who has had a positive SARS-CoV-2, Influenza A and/or Influenza B result within the past 30 days. * Participant has had seasonal influenza vaccine such as the FluMist/FluMist Quadrivalent live intranasal influenza vaccine and/or the SARS-CoV-2 vaccine within the past 5 days. * Participant is not able to tolerate sample collection or is not willing to contribute the required swab samples for testing or complete the study procedures. * Participant is currently undergoing antiviral treatment such as baloxavir marboxil (Xofluza), oseltamivir (Tamiflu®), zanamivir (Relenza®), and peramivir (Rapivab®). * Participant currently undergoing treatment and/or has undergone treatment within the past thirty (30) days with prescription medication to treat Coronavirus SARS-CoV-2 infection, which may include but is not limited to Remdesivir (Veklury), Paxlovid, molnupiravir or receiving convalescent plasma therapy for SARS-CoV-2. * Participant who has had a nasal wash or aspirate as part of their standard of care treatment on day of study visit prior to the study sample collection. * Participant who has had recent craniofacial injury or surgery, including to correct deviation of the nasal septum, within the previous six (6) months.