The number of polyploid giant cancer cells and epithelial-mesenchymal transition-related proteins are associated with invasion and metastasis in human breast cancer

Table 5 The differences of E-cadherin, N-cadherin, and vimentin expression between group III and group IV

	Group	Number	E-cadherin	N-cadherin	vimentin
Primary breast tumor without metastasis	III	52	10.90 ± 0.26	0.46 ± 0.12	0.92 ± 0.15
Benign breast tumor	IV	11	11.64 ± 0.36	0.09 ± 0.09	0.18 ± 0.12
Z			−1.246	−1.592	−2.524
P			0.213	0.111	0.012

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