Table 1. Demographics and clinical characteristics of the patients.
| Variables | NGH cohort (n=104) | GUH cohort (n=204) | P-value |
|---|---|---|---|
|
Age | |||
| ⩽65 years | 31 | 67 | 0.607 |
| >65 years |
73 |
137 |
|
|
Sex | |||
| Male | 64 | 119 | 0.624 |
| Female |
40 |
85 |
|
|
Smoking | |||
| Yes | 66 | 126 | 0.805 |
| No |
38 |
78 |
|
|
p-Stage | |||
| I or II | 80 | 159 | 0.658 |
| III or IV |
24 |
41 |
|
|
T factor | |||
| T1-2 | 93 | 177 | 0.585 |
| T3-4 |
11 |
27 |
|
|
N factor | |||
| N0 | 71 | 143 | 0.795 |
| N1-2 |
33 |
61 |
|
|
Histology | |||
| AC | 66 | 142 | 0.304 |
| Non-AC |
38 |
62 |
|
|
Lymphatic permeation | |||
| Positive | 59 | 87 | 0.022 |
| Negative |
45 |
117 |
|
|
Vascular invasion | |||
| Positive | 57 | 72 | 0.001 |
| Negative |
47 |
132 |
|
|
ASCT2 | |||
| High | 66 | 101 | 0.022 |
| Low |
38 |
103 |
|
|
CD98 | |||
| High | 57 | 68 | <0.001 |
| Low |
47 |
136 |
|
|
Ki-67 | |||
| High | 46 | 90 | >0.999 |
| Low |
58 |
114 |
|
|
CD34 | |||
| High | 47 | 69 | 0.062 |
| Low |
57 |
135 |
|
|
p-mTOR | |||
| High | 41 | 56 | 0.038 |
| Low | 63 | 148 | |
Abbreviations: AC=adenocarcinoma; ASCT2=ASC amino-acid transporter 2; GUH=Gunma University Hospital; NGH=Nishi-Gunma Hospital; non-AC=non-adenocarcinoma; p-mTOR=phosphorylation of mammalian target of rapamycin.
Bold entries show statistically significant difference.