Table 2.

Observed CTC counts after EpCAM versus MCAM enrichment in patients with both enumerations available at baseline and after the first cycle of NAC

EpCAM
MCAMNegativePositive
Baseline
Negative51960
Positive538
561268
After cycle 1
Negative31637
Positive617
37744

NOTE: Both enrichments were done from 7.5 mL of blood in separate runs and compared afterwards. A positive CTC count means ≥1 CTC/7.5 mL.