|
Characteristic
|
N
|
Patients
|
P
|
|---|
|
Training cohort
|
Validation cohort
|
|---|
|
Total
| |
329
|
230
|
99
| |
|
Age (median, years)
| | |
60.5 ± 10.41
|
50.0 ± 11.15
| |
|
Gender
|
Male
|
234
|
161
|
73
|
0.511
|
|
Female
|
95
|
69
|
26
|
|
Tumor site
|
Intrahepatic biliary tract
|
29
|
16
|
13
|
0.089
|
|
Liver
|
300
|
214
|
86
|
|
Tumor grade
|
Well
|
8
|
8
|
0
|
0.058
|
|
Moderate
|
143
|
92
|
51
|
|
Poor
|
178
|
130
|
48
|
|
Tumor size
|
≤ 5 cm
|
183
|
137
|
46
|
0.056
|
|
> 5 cm
|
146
|
93
|
53
|
|
T stage (8th)
|
I
|
137
|
93
|
44
|
0.203
|
|
II
|
108
|
83
|
25
|
|
III
|
62
|
38
|
24
|
|
IV
|
22
|
16
|
6
|
|
LN metastasis
|
Absent
|
291
|
204
|
87
|
0.852
|
|
Present
|
38
|
26
|
12
|
|
TNM stage (8th)
|
I
|
122
|
79
|
43
|
0.509
|
|
II
|
104
|
77
|
27
|
|
III
|
103
|
74
|
29
|
- LN lymph node, TNM Tumor-Node-Metastasis
