Table 2.

Correlations between clinicopathological features and risk scores derived from the six‐MDG panel. CEA, carcinoembryonic antigen.

Variable	N	High risk	Low risk	P value
Age (years)	281			0.535
≥60	185	93	92
<60	96	52	44
Sex	281			0.002*
Male	153	92	61
Female	128	53	75
History of colon polyps	213			0.304
Yes	50	21	29
No	163	82	81
Pretreatment CEA level (ng·μL−1)	184			0.067
≥5.0	61	38	23
<5.0	123	59	64
T stage	281			0.236
T3 + T4	231	123	108
T1 + T2	50	22	28
N stage	281			0.886
N1 + N2	119	62	57
N0	162	83	79
M stage	232			0.011*
M1	40	28	12
M0	192	92	100
TNM stage	271			0.570
Ⅰ + Ⅱ	122	64	58
Ⅲ + Ⅳ	149	73	76
Venous invasion	243			0.267
Yes	58	34	24
No	185	93	92
Tumor location	262			0.322
Right colon	164	80	84
Left colon	98	54	44

^*P < 0.05.