Table 1.

Comparison of assay characteristics between ELISA and lateral flow-based immunoassay point of care test (POC)

	Interleukin-6 ELISA	Interleukin-6 point of care test	IP-10 ELISA	IP-10 point of care test
Assay time	5 hours	20 minutes	5 hours	20 minutes
Sample volume	12 μL	100 μL	10 μL	100 μL
Sensitivity	< 0.70 pg/ml	50 pg/ml	1.67 pg/ml	100 pg/ml
Range of detection	3.13-300 pg/ml	50-10,000 pg/ml	7.8-500 pg/ml	50-10,000 pg/ml
Intra-assay coefficients of variation	2.9%	12.1%	2.8%	12.1%
Inter-assay coefficients of variation	2.8%	15.5%	3.5%	15.5%

IP-10 or CXCL-10: interferon-γ –inducible protein 10

ELISA: enzyme-linked immunosorbent assay