Table 1.

Correlation between PRC1 protein expression and clinicopathological parameters of colon cancer patients (n = 90)

Characteristics	Number	PRC1 protein expression
		Low < 6.2	High ≥ 6.2	P-value
All patients	90	42	48
Gender
Male	45	20	25	0.673
Female	45	22	23
Age (years)
< 65	33	14	19	0.539
≥ 65	57	28	29
Size of tumor
< 5 cm	49	28	21	0.029*
≥ 5 cm	41	14	27
Lymph nodes
0 nodes	55	31	24	0.021*
1–3 nodes	35	11	24
TNM stages
I (Ia, Ib)	47	29	18	0.003*
II–IV	43	13	30

* P < 0.05. Chi-square test