Factors
| |
INFα/β
|
INFγ
|
χ2
|
P value
|
---|
Sex
|
male
|
270 (56)
|
212 (44)
|
8.49
|
<0.01
|
female
|
89 (44)
|
114 (56)
|
Site
|
lower
|
240 (53)
|
210 (47)
|
4.07
|
0.25
|
middle
|
40 (45)
|
49 (55)
|
upper
|
67 (57)
|
51 (43)
|
entire
|
12 (43)
|
16 (57)
|
Age (year)
|
mean (SD)
|
59.6 (9.9)
|
56.4 (11.3)
|
15.36*
|
<0.01
|
Size (cm)
|
mean (SD)
|
5.4 (2.2)
|
5.6 (2.6)
|
0.62*
|
0.43
|
Differentiation
|
well/moderate
|
164 (80)
|
40 (20)
|
91.21
|
< 0.01
|
poor
|
195 (41)
|
286 (59)
|
Borrmann type
|
I/II
|
65 (60)
|
43 (40)
|
3.11
|
0.08
|
III/IV
|
294 (51)
|
283 (49)
|
Lauren type
|
intestinal
|
162 (80)
|
40 (20)
|
94.59
|
< 0.01
|
mixed
|
14 (67)
|
7 (33)
|
diffuse
|
183 (40)
|
279 (60)
|
Depth of invasion
|
dMP
|
64 (52)
|
59 (48)
|
0.01
|
0.93
|
SS
|
295 (53)
|
267 (47)
|
Lymphatic/venous invasion
|
-
|
294 (53)
|
259 (47)
|
0.66
|
0.42
|
+
|
65 (49)
|
67 (51)
|
TNM stage
|
N0 (0)
|
110 (56)
|
87 (44)
|
9.48
|
< 0.05
|
N1 (1–2)
|
81 (57)
|
60 (43)
|
N2 (3–6)
|
83 (55)
|
68 (45)
|
N3a (7–15)
|
59 (42)
|
81 (58)
|
N3b (>15)
|
26 (46)
|
30 (54)
|
JCGC stage
|
N0
|
110 (56)
|
87 (44)
|
4.66
|
0.20
|
N1
|
116 (56)
|
93 (44)
|
N2
|
119 (48)
|
127 (52)
|
>N3
|
14 (42)
|
19 (58)
|
FCCs #
|
negative
|
55 (56)
|
44 (44)
|
7.46
|
<0.01
|
|
positive
|
3 (19)
|
13 (81)
| | |
- * Unpaired t-test; # analysis only included 115 patients with intraoperative cytological examination.