[Retracted] The Number of Intraoperative Intestinal Venous Circulating Tumor Cells Is a Prognostic Factor for Colorectal Cancer Patients

Table 4

The association between CTC counts and KRAS mutation status.

Variable	n	Positive/negative	CTCs-positive (%)	χ^2	P-value
KRAS	162			18.852	0.000
Mutant type	74	69/5	93.24
Wild type	88	57/31	64.77

CTCs, circulating tumor cells; KRAS, Kirsten rat sarcoma virus oncogene.