|
Variable
|
Cutoff level
|
Number
|
Survival rates (%)
|
p-value
|
|---|
| |
3 year
|
5 year
| |
|---|
|
Age (year)
|
0.012
|
| |
< 60
|
107
|
43.2
|
39.0
| |
| |
≥ 60
|
85
|
25.5
|
15.3
| |
|
Sex
|
0.805
|
| |
Male
|
66
|
34.9
|
24.4
| |
| |
Female
|
126
|
35.9
|
29.7
| |
|
Jaundice
|
< 0.001
|
| |
Present
|
47
|
6.0
|
6.0
| |
| |
Absent
|
145
|
42.9
|
36.0
| |
|
Associated gallstone
|
0.577
|
| |
Present
|
106
|
35.3
|
25.8
| |
| |
Absent
|
86
|
35.3
|
30.9
| |
|
Curability
| | | | |
< 0.001
|
| |
Curative
|
163
|
40.4
|
32.1
| |
| |
Non-curative
|
29
|
7.9
|
7.9
| |
|
Tumor location
|
< 0.001
|
|
Gallbladder neck
|
54
|
12.7
|
9.5
| |
|
Gallbladder body/fundus
|
138
|
44.0
|
35.9
| |
|
pT (TNM)
| | | | |
< 0.001
|
| |
pT1 and 2
|
95
|
57.4
|
49.5
| |
| |
pT3 and 4
|
97
|
12.8
|
6.4
| |
|
Lymph node metastasis
|
< 0.001
|
| |
Negative
|
90
|
55.1
|
43.5
| |
| |
Positive
|
102
|
17.5
|
14.6
| |
|
Histologic differentiation
|
0.154
|
|
Well/Moderate
|
161
|
36.0
|
30.8
| |
| |
Poor
|
31
|
32.1
|
11.5
| |
|
Hepatic invasion
|
< 0.001
|
| |
Present
|
90
|
14.2
|
6.7
| |
| |
Absent
|
102
|
53.1
|
45.9
| |
|
CRAO
| | | | |
< 0.001
|
| |
Present
|
15
|
0.0
|
0.0
| |
| |
Absent
|
177
|
36.0
|
28.7
| |
|
Combined portal vein/hepatic artery resection
|
0.041
|
| |
Present
|
5
|
0.0
|
0.0
| |
| |
Absent
|
187
|
37.8
|
30.1
| |
|
Intraoperative blood infusion
|
0.011
|
| |
Present
|
44
|
16.6
|
5.5
| |
| |
Absent
|
148
|
41.1
|
35.2
| |
|
Adjuvant therapy
|
0.782
|
| |
Yes
|
28
|
31.6
|
13.2
| |
| |
No
|
164
|
35.8
|
30.4
| |
| |
Overall
|
192
|
35.3
|
28.1
| |
