TABLE 1.
Clinicopathological characteristics |
Overall survival n = 1927 |
||
---|---|---|---|
N | Hazard ratio | P‐value | |
Histology | |||
Adenocarcinoma | 719 | 1.9 (1.49‐2.42) | 1.10E‐07 |
Squamous cell carcinoma | 524 | 1.06 (0.84‐1.35) | 0.62 |
Stage | |||
1 | 577 | 1.86 (1.41‐2.46) | 7.90E‐06 |
2 | 244 | 1.7 (1.18‐2.46) | 0.0041 |
3 | 70 | 0.94 (0.54‐1.63) | 0.8145 |
Grade | |||
I | 201 | 1.01 (0.71‐1.45) | 0.947 |
II | 310 | 1.04 (0.76‐1.43) | 0.7922 |
III | 77 | 1.43 (0.74‐2.76) | 0.2898 |
AJCC stage T | |||
1 | 437 | 1.21 (0.91‐1.6) | 0.1939 |
2 | 589 | 0.99 (0.79‐1.23) | 0.91 |
3 | 81 | 1.05 (0.64‐1.72) | 0.8601 |
4 | 46 | 1.02 (0.54‐1.93) | 0.9491 |
AJCC stage N | |||
0 | 781 | 0.99 (0.8‐1.22) | 0.9319 |
1 | 252 | 1.15 (0.84‐1.58) | 0.3701 |
2 | 111 | 0.98 (0.65‐1.47) | 0.9123 |
AJCC stage M | |||
0 | 681 | 1.31 (1.06‐1.62) | 0.0114 |
1 | No | ||
Gender | |||
Female | 714 | 1.79 (1.41‐2.27) | 1.10E‐06 |
Male | 1100 | 1.13 (0.96‐1.32) | 0.1339 |
Chemotherapy | |||
No | 310 | 0.93 (0.67‐1.31) | 0.6912 |
Yes | 176 | 1.31 (0.86‐2.01) | 0.2085 |
Radiotherapy | |||
No | 271 | 1.04 (0.73‐1.48) | 0.8363 |
Yes | 70 | 1.08 (0.63‐1.83) | 0.7804 |
P < 0.05 was statistically significant.