Table 6. Distribution of selected characteristics of patients subgroups cohort.
<60 | ≥60 | |||
---|---|---|---|---|
χ2 | P | χ2 | P | |
sex | 11.052 | 0.004** | 7.385 | 0.025* |
Grading | 13.305 | 0.010* | 3.554 | 0.470 |
T Grade | 17.976 | 0.001** | 8.494 | 0.075 |
TNM stage | 22.716 | 0.001** | 15.906 | 0.014* |
Location of the tumor | 2.962 | 0.564 | 3.063 | 0.547 |
Length | 1.826 | 0.401 | 8.383 | 0.015* |
Lymph node metastasis | 0.878 | 0.645 | 5.067 | 0.079 |
Nerve involvement | 0.499 | 0.779 | 0.298 | 0.862 |
Cardiac involvement | 15.721 | 0.000** | 10.085 | 0.006** |
Vascular tumor thrombus | 3.817 | 0.148 | 0.034 | 0.983 |
*P < 0.05.
**P < 0.01.