|
Parameters
|
Patients, n
|
Median survial time
|
P-value
|
χ
2
|
|---|
|
Gender
| | |
0.016
|
5.770
|
|
Male
|
61
|
16
| | |
|
Female
|
18
|
11
| | |
|
Age
| | |
0.419
|
0.653
|
|
≤ 60
|
43
|
14
| | |
|
> 60
|
36
|
14
| | |
|
Tumor location
| | |
0.135
|
2.233
|
|
Head
|
61
|
16
| | |
|
Body, tail
|
18
|
11
| | |
|
Tumor size, cm
| | |
0.521
|
0.412
|
|
≤ 2
|
26
|
15
| | |
|
> 2
|
53
|
14
| | |
|
Neural invasion
| | |
0.590
|
0.29
|
|
Yes
|
29
|
14
| | |
|
No
|
50
|
14
| | |
|
Duodenal invasion
| | |
0.329
|
0.951
|
|
Yes
|
11
|
12
| | |
|
No
|
68
|
16
| | |
|
Differentiation
| | |
0.996
|
0.008
|
|
Low
|
18
|
14
| | |
|
Median
|
54
|
14
| | |
|
High
|
7
|
18
| | |
|
Lymphatic invasion
| | |
0.202
|
1.625
|
|
Yes
|
29
|
11
| | |
|
No
|
50
|
16
| | |
|
Vascular invasion
| | |
0.038
|
4.283
|
|
Yes
|
19
|
13
| | |
|
No
|
60
|
16
| | |
|
Liver metastasis
| | |
0.000
|
48.761
|
|
Yes
|
12
|
5
| | |
|
No
|
67
|
16
| | |
|
TNM
| | |
0.011
|
6.400
|
|
I, IIa
|
42
|
16
| | |
|
IIb, III and IV
|
37
|
11
| | |
|
circ-IARS
| | |
0.010
|
6.633
|
|
High
|
40
|
11
| | |
|
Low
|
39
|
16
| | |
|
linar-IARS
| | |
0.061
|
3.517
|
|
High
|
42
|
13
| | |
|
Low
|
37
|
16
| | |
- Bold value indicates that its P-value less than 0.05
