Table 1.

Enumeration of CTCs from blood of metastatic TNBC patients by CellSearch and IE/FC at baseline (pretreatment) and between 7 to 14 days after initiation of therapy

Number of patientsNumber of patients with ≥5 CTC/7.5 mLa or ≥0.67 CTC/mLbRange
Baseline (pretreatment)
 CellSearch9542 (44%)0–1,230
 IE/FC9130 (33%)0–143
7–14 days
 CellSearch8929 (33%)0–1,155
 IE/FC8228 (34%)0–328
  • aResults for CellSearch are based on the number of CTCs per 7.5 mL of blood.

  • bIE/FC results are based on the number of CTCs per mL.