Table 2. Point-of-care strip-based devices that provide qualitative output and commercially available devices.

Application	Sample type	Detection principles	Stage	Setting	Currently available commercial devices
SARS-CoV-2 detection (viral RNA)	NP swab OP swab Saliva	Immunochromatography/lateral flow immunoassay PCR	Any stage of presentation to the healthcare provider	Inpatient and outpatient	SugenTech Respi-Strip
Viral antigen detection (N/S antigens, spike receptor binding domain)	Serum	Standard sandwich ELISA	Any stage of presentation to the healthcare provider	Inpatient and outpatient	RayBiotech

NP: Nasopharyngeal; OP: Oropharyngeal.