Table 1. Correlation between clinicopathological features and circ_001569 expression in 30 cases of CRC tissues.

	circ_001569 expression
Characteristics	Low	High	P
Age
≤ Mean (57)	9	7	0.700
> Mean (57)	8	6
Gender
Male	7	9	0.800
Female	5	9
Differentiation
Well-moderate	7	4	0.000
Poor	4	15
T classification
1–2	12	7	0.024
3–4	2	9
N classification
0	4	8	0.041
1–2	3	15
Distant metastasis
No	7	6	0.000
Yes	6	11