Table 1 Clinical and pathological characteristics of patients with primary trachea tumors
Variables | N | % | |
|---|---|---|---|
Race | Caucasians | 500 | 78.5 |
Other | 137 | 21.5 | |
Sex | Male | 371 | 58.2 |
Female | 266 | 41.8 | |
Age (year) | < 65 | 319 | 50.1 |
≥ 65 | 318 | 49.9 | |
Marital status | Unmarried | 250 | 39.2 |
Married | 345 | 54.2 | |
Unknown | 42 | 6.6 | |
Surgery | No | 474 | 74.4 |
Yes | 127 | 19.9 | |
Unknown/other | 36 | 5.7 | |
Radiotherapy | No | 211 | 33.1 |
Yes | 411 | 64.5 | |
Unknown | 15 | 2.4 | |
Chemotherapy | No | 409 | 64.2 |
Yes | 228 | 35.8 | |
Grade | Well-moderate | 182 | 28.6 |
Poor-undifferentiated | 153 | 24.0 | |
Unknown/other | 302 | 47.4 | |
Extension | E1 | 158 | 24.8 |
E2 | 69 | 10.8 | |
E3 | 143 | 22.4 | |
E4 | 13 | 2.0 | |
Ex | 254 | 40.0 | |
N classification | N0 | 267 | 41.9 |
N1 | 88 | 13.8 | |
Nx | 282 | 44.3 | |
M classification | M0 | 332 | 52.1 |
M1 | 5 | 0.8 | |
M2 | 42 | 6.6 | |
Mx | 258 | 40.5 | |
Histology | SCC | 337 | 52.9 |
SGC | 136 | 21.4 | |
Other/unknown | 164 | 25.7 | |
Tumor size | ≤ 3.0 cm | 148 | 23.2 |
3.0-5.0 cm | 73 | 11.5 | |
> 5.0 cm | 23 | 3.6 | |
unknown | 393 | 61.7 | |