Establishment of a Monoclonal Antibody-Based Enzyme-Linked Immunosorbent Assay to Measure Soluble B7-H5 in Patients with Cancer

Table 4

Precision of the human sB7-H5 ELISA system.

Sample	Intra-assay precision			Interassay precision
	600 pg/ml	300 pg/ml	150 pg/ml	600 pg/ml	300 pg/ml	150 pg/ml
	10	10	10	10	10	10
	318.65	159.75	79.42	339.23	171.26	85.22
SD	10.02	9.48	4.848	22.53	11.713	6.96
CV	3.148	5.938	6.10	6.64	6.84	8.16

Abbreviations: ELISA: enzyme-linked immunosorbent assay; : number; SD: standard deviation; CV: coefficient of variation.