TABLE 4.

Assay precision and accuracy over a range of analyte concentrations

Expt and spike levelMean % recovery (% CV)
IFN-γIL-10IL-12/IL-23 p40
Intra-assay
    High120 (5)106 (4)114 (4)
    Medium120 (4)99 (13)116 (4)
    Low109 (11)95 (7)110 (10)
Interassay
    High105 (5)107 (8)108 (5)
    Medium109 (5)107 (6)111 (5)
    Low103 (16)109 (8)112 (9)