Table 3.

Tumor characteristics of patients with CRC and T2DM.

Variable	Patients with CRC and T2DM (n = 30)	Percentage (%)
CEA (ng/mL) *	50.51
CA19-9 (U/mL) *	43.15
Tumor site
Right colon	7	23.3
Left colon	14	46.7
Rectum	9	30
Disease stage TNM
Stage I	8	26.7
Stage II	8	26.7
Stage III	12	40
Stage IV	2	6.7

CRC—colorectal cancer; T2DM—type 2 diabetes mellitus; CEA—cancer embryonic antigen; CA19-9—carbohydrate antigen 19-9; TNM—tumor node metastasis. * values are median.