Table 1. Correlation analysis between c-Met with cancer stem cell or undifferentiated markers in all stage, stage 0, I, II and stage III, IV of breast tumors.

mRNA co-expression MET vs.	ALL Stage		Stage I-II		Stage III-IV
	Pearson's Correlation	p-value	Pearson's Correlation	p-value	Pearson's Correlation	p-value
ALDH1A1	0.06	0.008	0.05	0.058	-0.03	0.736
ALDH1A3	0.22	<0.001	0.21	<0.001	0.40	<0.001
CD44	0.02	0.381	0.01	0.857	0.04	0.637
CD133	0.30	<0.001	0.31	<0.001	0.40	<0.001
KLF4	0.10	<0.001	0.11	<0.001	0.12	0.181
MYC	0.14	<0.001	0.15	<0.001	0.17	0.055
NANOG	-0.04	0.064	-0.02	0.560	0.01	0.895
NOTCH1	0.17	<0.001	0.16	<0.001	0.43	<0.001
NOTCH3	0.06	0.010	0.02	0.449	0.22	0.017
OCT4	0.02	0.325	0.00	0.888	0.35	<0.001
SOX2	0.00	0.882	0.01	0.730	-0.05	0.609
STAT3	-0.03	0.156	-0.05	0.078	-0.05	0.558
BMI1	-0.16	<0.001	-0.17	<0.001	-0.20	0.023