Table 1 Demographic, tumor, and treatment characteristics of patients after the time of surgery and after 2 year after surgery
Category | Patients from the time of surgery (n = 705) | Patients from 2 years after surgery (n = 498) | ||
|---|---|---|---|---|
Age | ||||
≤ 60 | 399 | 56.6 | 290 | 58.2 |
> 60 | 306 | 43.4 | 208 | 41.8 |
Sex | ||||
Female | 173 | 24.5 | 124 | 24.9 |
Male | 532 | 75.5 | 374 | 75.1 |
Tumor Location | ||||
Upper | 63 | 8.9 | 39 | 7.8 |
Middle | 405 | 57.4 | 291 | 58.4 |
Lower | 237 | 33.6 | 168 | 33.7 |
Tumor Grade | ||||
High | 260 | 36.9 | 191 | 38.4 |
Median | 351 | 49.8 | 246 | 49.4 |
Low | 94 | 13.3 | 61 | 12.2 |
T Stage | ||||
T1 | 186 | 26.4 | 160 | 32.1 |
T2 | 121 | 17.2 | 97 | 19.5 |
T3 | 363 | 51.5 | 224 | 45.0 |
T4a | 35 | 5.0 | 17 | 3.4 |
N Stage | ||||
N0 | 361 | 51.2 | 291 | 58.4 |
N1 | 188 | 26.7 | 122 | 24.5 |
N2 | 119 | 16.9 | 68 | 13.7 |
N3 | 37 | 5.2 | 17 | 3.4 |
TNM classification | ||||
I | 179 | 25.4 | 157 | 31.5 |
II | 201 | 28.5 | 149 | 29.9 |
III/IV | 325 | 46.1 | 192 | 38.6 |
Anastomotic Leak | ||||
No | 460 | 90.8 | 459 | 92.2 |
Yes | 65 | 9.2 | 39 | 7.8 |
Pulmonary Infection | ||||
No | 553 | 78.4 | 402 | 80.7 |
Yes | 152 | 21.6 | 96 | 19.3 |
Chylothorax | ||||
No | 689 | 97.7 | 487 | 97.8 |
Yes | 16 | 2.3 | 11 | 2.2 |
Adjuvant Therapy | ||||
No | 356 | 50.5 | 258 | 51.8 |
Chemotherapy | 312 | 44.3 | 214 | 43.0 |
Radiochemotherapy | 37 | 5.2 | 26 | 5.2 |