Number of Polyploid Giant Cancer Cells and Expression of EZH2 Are Associated with VM Formation and Tumor Grade in Human Ovarian Tumor

Table 2

Comparison of the average number of VM in human ovarian tumors.

	Group	𝑛	Number of VM	𝜒^2	𝑃 value
Primary ovarian tumor	I	21	11.00±8.41	24.489	0.000
Corresponding metastatic tumor	II	21	16.66±16.69
Primary ovarian tumor without metastasis	III	26	9.50±8.93
Borderline serous cystadenoma	IV	12	1.10±2.15