Table 1. Precision of the liquid bead array hybridization assay for CTC gene expression.
KRT19ERBB2MAGEA3SCGB2A2HMBSTWIST1
Intraassay precision (n = 3), MFI × 103
    Sample
        113.45.710.72.314.91.30
        213.64.910.22.514.31.30
        312.84.99.12.413.51.29
    Mean13.35.210.02.414.21.30
    SD0.420.460.820.100.700.006
    CV3.0%8.9%10%4.2%4.9%0.5%
Interassay precision (n = 5), MFI × 103
    Day
        122.313.722.021.721.92.0
        223.813.423.022.423.71.6
        320.110.120.219.820.11.7
        419.89.719.419.719.71.5
        519.810.019.619.219.71.6
    Mean21.211.420.820.620.11.7
    SD1.82.01.61.41.70.19
    CV8.5%17%7.6%6.8%8.5%11%