Table 2.

Clinical data analysis of colorectal cancer patients

Clinical feature	Stratification	Number of people (%)
Age (years old)	≥ 60	30 (60.00)
	< 60	20 (40.00)
Sex	Male	26 (52.00)
	Female	24 (48.00)
Tumor location	Sigmoid colon + left hemicolon	11 (22.00)
	Right hemicolon	10 (20.00)
	Rectum	29 (58.00)
Tumor size (cm)	≥ 6	12 (24.00)
	< 6	38 (76.00)
Degree of tumor differentiation	High + medium high	12 (24.00)
	Moderately	25 (50.00)
	Low medium + low	12 (24.00)
TNM classification	I + II	33 (66.00)
	III + IV	17 (34.00)