Clinical Impact of Breast Cancer Stem Cells in Metastatic Breast Cancer Patients

Table 3

PFS and OS of patients in relation to the BCSC expression.

	BCSC (CD44+ve and CD24−ve) 32 patients	Non-BCSC 44 patients
PFS			0.001
Median	18	35
95% confidence interval (CI)	9–26.9	28.6–41.3
OS			0.003
Median	26	43
95% confidence interval (CI)	23.5–32.4	34.2–55.7