Basic information | Â | Low risk | High risk | P value |
---|---|---|---|---|
Age | Â | Â | Â | 0.021 |
 | ≤ 69 | 138 | 75 |  |
 | > 69 | 100 | 87 |  |
Gender | Â | Â | Â | 0.143 |
 | Female | 55 | 48 |  |
 | Male | 183 | 114 |  |
Stage | Â | Â | Â | < 0.001 |
 | I&II | 93 | 36 |  |
 | III&IV | 143 | 126 |  |
T | Â | Â | Â | 0.007 |
 | T1&T2 | 83 | 38 |  |
 | T3&T4 | 133 | 114 |  |
N | Â | Â | Â | 0.002 |
 | N0 | 152 | 81 |  |
 | N1–3 | 61 | 65 |  |
M | Â | Â | Â | < 0.001 |
 | M0 | 132 | 61 |  |
 | M1 | 2 | 9 |  |