Serum Levels of BDNF in Patients with Adenoma and Colorectal Cancer

Table 3

Correlation between serum levels of BDNF or CEA and clinicopathological features of patients with CRC.

Clinical features	BDNF (range) (ng/mL)		CEA; (range) (ng/mL)
Gender		0.484		0.111
Male ()
Female ()
Age		0.052		0.421
<60 ()
≥60 ()
Tumor location		0.489		0.848
Colon ()
Rectum ()
Differentiation		0.036		0.969
Low ()
Middle ()
High ()
T stage		0.017		0.193
T1-2 ()
T3 ()
T4 ()
N stage		0.134		0.086
N0 ()
N1 ()
N2 ()
Metastasis		0.007		0.001
M0 ()
M1 ()
TNM stage		0.024		0.001
I-II ()
III ()
IV ()