Table 2.

Univariate Cox regression analysis of 5-year overall survival in CRC.

	Overall survival
Clinicopathological parameter	Relative risk	95% Confidence interval	P
Age, years
<60 versus ≥60	1.331	0.742–2.389	0.338
Sex
Female versus male	1.478	0.814–2.684	0.200
Tumor stage
T1–T2 versus T3–T4	0.042	0.001–3.071	0.148
Nodal stage
N0 versus N1–3	0.572	0.242–1.351	0.203
Tumor metastasis
M0 versus M1	0.168	0.091–0.308	<0.001
TNM stage
I, II versus III, IV	0.107	0.015–0.774	0.027
Tumor grade (differentiation)
Well versus moderate, poor	0.515	0.125–2.125	0.359
CEA (5 ng/mL cutoff)
Low versus high	0.531	0.294–0.961	0.036
PLSCR1 expression
Low versus high	0.438	0.306–0.552	0.047