Table 1.

The summary clinical information of the samples

Items	Counts value
Gender
Male	68
Female	25
Age at diagnosis	69.13±
	10.15(years)
Survival Months	47.47±
	44.52(months)
Stage
pTa	5
pT1	10
pT2	17
pT3	42
pT4	19
PLND Result
Negative	49
Positive	28
None	16
Grade
High	87
Low	6
Distant Lymphonodus Metastasis
none	59
yes	34
Local Recurrence After Surgery
0	73
1	20
Metastasis
0	57
1	36
Smoking
Former	56
Never	18
Current	19