Table 1.

The data of patients

A
Patients	Age	Tumor size	Tumor grade	TNM stage
P1	58	12	G3	III
P2	63	10.5	G3	III
P3	66	9.5	G3	II
B
Variable (n=112)				Value
Age (years)				53.5±11.4
Gender (male)				41(73.2%)
Tumor size* (cm)				7.62
Tumor grade
Well-differentiated (G1-2)				32
Moderately-differentiated (G3)				76
Poorly-differentiated (G4)				4
TNM stage**
I				20
II				54
III				32
IV				6

^*Diameter of the biggest nodule.

^**TNM: tumor-node-metastasis.