Table 4. Correlation analysis of CTCs and other clinicopathological characteristics.

Pearson correlation test	CTC count*	Lymph node	Peritoneal Metastasis	Ascites	Residual disease	CA125†
CTC count*		0.795	0.269	0.745	0.507	0.719
Lymph node	0.795		0.604	0.382	0.967	0.204
Peritoneal Metastasis	0.269	0.604		0.395	0.007	0.157
Ascites	0.745	0.382	0.395		0.011	0.016
Residual disease	0.507	0.967	0.007	0.011		0.076
CA125†	0.719	0.204	0.157	0.016	0.076

^*A cell was used as the criteria for positive and its cutoff value was 0.5/mL as defined in Table 3.

^†Cutoff value was defined as 35 U/ml.