|
Variable
|
SII
|
|---|
|
Training cohort
|
Validation cohort
|
Combined cohort
|
|---|
|
< 484.5
|
≥ 484.5
|
P
|
< 484.5
|
≥ 484.5
|
P
|
< 484.5
|
≥ 484.5
|
P
|
|---|
|
No. of patients
|
96
|
42
| |
105
|
66
| |
201
|
108
| |
|
Age (y)
|
|
≤ 60
|
36
|
11
|
0.197
|
38
|
27
|
0.536
|
74
|
38
|
0.776
|
|
> 60
|
60
|
31
| |
67
|
39
| |
127
|
70
| |
|
Gender
|
|
Male
|
53
|
28
|
0.208
|
51
|
39
|
0.180
|
104
|
67
|
0.083
|
|
Female
|
43
|
14
| |
54
|
27
| |
97
|
41
| |
|
Smoking
|
|
No
|
61
|
28
|
0.724
|
83
|
50
|
0.614
|
144
|
78
|
0.914
|
|
Yes
|
35
|
14
| |
22
|
16
| |
57
|
30
| |
|
Alcohol use
|
|
No
|
70
|
34
|
0.313
|
90
|
51
|
0.158
|
160
|
85
|
0.853
|
|
Yes
|
26
|
8
| |
15
|
15
| |
41
|
23
| |
|
Tumor size
|
|
T1–T2
|
78
|
25
|
0.007
|
88
|
47
|
0.049
|
166
|
72
|
0.002
|
|
T3–T4
|
18
|
17
| |
17
|
19
| |
35
|
36
| |
|
Pathological grade
|
|
I
|
61
|
22
|
0.218
|
63
|
32
|
0.140
|
124
|
54
|
0.047
|
|
II–III
|
35
|
20
| |
42
|
34
| |
77
|
54
| |
|
Cervical nodal metastasis
|
|
N0
|
78
|
34
|
0.967
|
73
|
48
|
0.654
|
151
|
82
|
0.876
|
|
N+
|
18
|
8
| |
32
|
18
| |
50
|
26
| |
|
Clinical stage
|
|
I–II
|
65
|
26
|
0.508
|
65
|
35
|
0.252
|
130
|
61
|
0.157
|
|
III–IV
|
31
|
16
| |
40
|
31
| |
71
|
47
| |
- The italic values in the table denotes P-values less than 0.05 with statistical significance
